2010-09-26 14:25:22 +00:00
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/*
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* AVOptions
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* Copyright (c) 2005 Michael Niedermayer <michaelni@gmx.at>
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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/**
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* @file
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* AVOptions
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* @author Michael Niedermayer <michaelni@gmx.at>
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*/
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#include "avutil.h"
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2015-10-26 20:07:33 +00:00
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#include "avassert.h"
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2010-09-27 22:09:53 +00:00
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#include "avstring.h"
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2013-10-04 10:07:55 +00:00
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#include "channel_layout.h"
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2012-08-06 13:49:32 +00:00
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#include "common.h"
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2011-05-22 10:52:50 +00:00
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#include "dict.h"
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2016-03-21 14:19:30 +00:00
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#include "eval.h"
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2011-06-04 12:34:27 +00:00
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#include "log.h"
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2012-05-20 11:53:19 +00:00
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#include "parseutils.h"
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2012-06-05 10:32:19 +00:00
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#include "pixdesc.h"
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2012-06-30 15:49:33 +00:00
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#include "mathematics.h"
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2016-03-21 14:19:30 +00:00
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#include "opt.h"
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2012-11-02 13:17:17 +00:00
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#include "samplefmt.h"
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2014-11-10 21:28:44 +00:00
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#include "bprint.h"
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2010-09-26 14:25:22 +00:00
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2012-11-25 16:38:54 +00:00
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#include <float.h>
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2015-09-05 15:56:28 +00:00
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const AVOption *av_opt_next(const void *obj, const AVOption *last)
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2010-09-27 10:01:44 +00:00
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{
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2014-11-22 23:48:17 +00:00
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const AVClass *class;
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if (!obj)
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return NULL;
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class = *(const AVClass**)obj;
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2013-05-21 20:48:42 +00:00
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if (!last && class && class->option && class->option[0].name)
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2012-08-09 09:50:58 +00:00
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return class->option;
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2012-11-08 23:35:49 +00:00
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if (last && last[1].name)
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return ++last;
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2011-11-10 08:19:09 +00:00
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return NULL;
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2010-09-26 14:25:22 +00:00
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}
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2014-11-26 23:11:01 +00:00
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static int read_number(const AVOption *o, const void *dst, double *num, int *den, int64_t *intnum)
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2011-08-23 12:25:56 +00:00
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{
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switch (o->type) {
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2016-03-21 14:19:30 +00:00
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case AV_OPT_TYPE_FLAGS:
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2016-04-21 15:40:10 +00:00
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*intnum = *(unsigned int*)dst;
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return 0;
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case AV_OPT_TYPE_PIXEL_FMT:
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*intnum = *(enum AVPixelFormat *)dst;
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return 0;
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case AV_OPT_TYPE_SAMPLE_FMT:
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*intnum = *(enum AVSampleFormat *)dst;
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2016-03-21 14:19:30 +00:00
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return 0;
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2015-09-06 17:10:53 +00:00
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case AV_OPT_TYPE_BOOL:
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2016-03-21 14:19:30 +00:00
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case AV_OPT_TYPE_INT:
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*intnum = *(int *)dst;
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return 0;
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2013-10-04 10:07:55 +00:00
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case AV_OPT_TYPE_CHANNEL_LAYOUT:
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2013-03-16 14:25:55 +00:00
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case AV_OPT_TYPE_DURATION:
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2016-03-21 14:19:30 +00:00
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case AV_OPT_TYPE_INT64:
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2016-11-20 11:57:43 +00:00
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case AV_OPT_TYPE_UINT64:
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2016-03-21 14:19:30 +00:00
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*intnum = *(int64_t *)dst;
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return 0;
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case AV_OPT_TYPE_FLOAT:
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*num = *(float *)dst;
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return 0;
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case AV_OPT_TYPE_DOUBLE:
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*num = *(double *)dst;
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return 0;
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case AV_OPT_TYPE_RATIONAL:
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*intnum = ((AVRational *)dst)->num;
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*den = ((AVRational *)dst)->den;
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return 0;
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2016-04-21 15:40:10 +00:00
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case AV_OPT_TYPE_CONST:
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*num = o->default_val.dbl;
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return 0;
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2011-08-23 12:25:56 +00:00
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}
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return AVERROR(EINVAL);
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}
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2011-08-23 10:58:49 +00:00
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static int write_number(void *obj, const AVOption *o, void *dst, double num, int den, int64_t intnum)
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2010-09-27 10:01:44 +00:00
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{
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2013-10-26 08:34:01 +00:00
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if (o->type != AV_OPT_TYPE_FLAGS &&
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2016-12-12 00:12:15 +00:00
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(!den || o->max * den < num * intnum || o->min * den > num * intnum)) {
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2017-05-04 23:30:19 +00:00
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num = den ? num * intnum / den : (num && intnum ? INFINITY : NAN);
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2012-11-04 14:38:35 +00:00
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av_log(obj, AV_LOG_ERROR, "Value %f for parameter '%s' out of range [%g - %g]\n",
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2015-05-03 14:14:55 +00:00
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num, o->name, o->min, o->max);
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2010-09-26 14:25:22 +00:00
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return AVERROR(ERANGE);
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}
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2013-10-28 16:39:07 +00:00
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if (o->type == AV_OPT_TYPE_FLAGS) {
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double d = num*intnum/den;
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2013-10-29 20:07:45 +00:00
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if (d < -1.5 || d > 0xFFFFFFFF+0.5 || (llrint(d*256) & 255)) {
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2013-10-28 16:39:07 +00:00
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av_log(obj, AV_LOG_ERROR,
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"Value %f for parameter '%s' is not a valid set of 32bit integer flags\n",
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num*intnum/den, o->name);
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return AVERROR(ERANGE);
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}
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}
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2010-09-26 14:25:22 +00:00
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2010-09-27 10:01:44 +00:00
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switch (o->type) {
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2016-04-21 15:40:10 +00:00
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case AV_OPT_TYPE_PIXEL_FMT:
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*(enum AVPixelFormat *)dst = llrint(num / den) * intnum;
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break;
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case AV_OPT_TYPE_SAMPLE_FMT:
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*(enum AVSampleFormat *)dst = llrint(num / den) * intnum;
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break;
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2015-09-06 17:10:53 +00:00
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case AV_OPT_TYPE_BOOL:
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2011-10-04 05:38:01 +00:00
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case AV_OPT_TYPE_FLAGS:
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2016-03-21 14:19:30 +00:00
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case AV_OPT_TYPE_INT:
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*(int *)dst = llrint(num / den) * intnum;
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break;
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2013-03-16 14:25:55 +00:00
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case AV_OPT_TYPE_DURATION:
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2013-10-04 10:07:55 +00:00
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case AV_OPT_TYPE_CHANNEL_LAYOUT:
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2016-11-20 11:57:42 +00:00
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case AV_OPT_TYPE_INT64:{
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double d = num / den;
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if (intnum == 1 && d == (double)INT64_MAX) {
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*(int64_t *)dst = INT64_MAX;
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} else
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*(int64_t *)dst = llrint(d) * intnum;
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break;}
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2016-11-20 11:57:43 +00:00
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case AV_OPT_TYPE_UINT64:{
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double d = num / den;
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// We must special case uint64_t here as llrint() does not support values
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// outside the int64_t range and there is no portable function which does
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// "INT64_MAX + 1ULL" is used as it is representable exactly as IEEE double
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// while INT64_MAX is not
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if (intnum == 1 && d == (double)UINT64_MAX) {
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*(uint64_t *)dst = UINT64_MAX;
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} else if (d > INT64_MAX + 1ULL) {
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*(uint64_t *)dst = (llrint(d - (INT64_MAX + 1ULL)) + (INT64_MAX + 1ULL))*intnum;
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} else {
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*(uint64_t *)dst = llrint(d) * intnum;
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}
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break;}
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2016-03-21 14:19:30 +00:00
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case AV_OPT_TYPE_FLOAT:
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*(float *)dst = num * intnum / den;
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break;
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case AV_OPT_TYPE_DOUBLE:
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2016-04-21 15:40:10 +00:00
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*(double *)dst = num * intnum / den;
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2016-03-21 14:19:30 +00:00
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break;
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2011-10-04 05:38:01 +00:00
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case AV_OPT_TYPE_RATIONAL:
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2016-05-09 09:27:09 +00:00
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case AV_OPT_TYPE_VIDEO_RATE:
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2016-03-21 14:19:30 +00:00
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if ((int) num == num)
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*(AVRational *)dst = (AVRational) { num *intnum, den };
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else
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*(AVRational *)dst = av_d2q(num * intnum / den, 1 << 24);
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2010-09-26 14:25:22 +00:00
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break;
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default:
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return AVERROR(EINVAL);
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}
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return 0;
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}
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static int hexchar2int(char c) {
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2016-03-21 14:19:30 +00:00
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if (c >= '0' && c <= '9')
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return c - '0';
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if (c >= 'a' && c <= 'f')
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return c - 'a' + 10;
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if (c >= 'A' && c <= 'F')
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return c - 'A' + 10;
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2010-09-26 14:25:22 +00:00
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return -1;
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}
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2011-08-23 08:23:57 +00:00
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static int set_string_binary(void *obj, const AVOption *o, const char *val, uint8_t **dst)
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2010-09-27 10:01:44 +00:00
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{
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2011-08-23 08:23:57 +00:00
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int *lendst = (int *)(dst + 1);
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uint8_t *bin, *ptr;
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2014-11-09 22:15:58 +00:00
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int len;
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2011-08-23 08:23:57 +00:00
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av_freep(dst);
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*lendst = 0;
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2014-11-09 22:15:58 +00:00
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if (!val || !(len = strlen(val)))
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return 0;
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2011-08-23 08:23:57 +00:00
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if (len & 1)
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2010-09-26 14:25:22 +00:00
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return AVERROR(EINVAL);
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2011-08-23 08:23:57 +00:00
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len /= 2;
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2010-09-26 14:25:22 +00:00
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2011-08-23 08:23:57 +00:00
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ptr = bin = av_malloc(len);
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2014-12-18 19:26:57 +00:00
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if (!ptr)
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return AVERROR(ENOMEM);
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2011-08-23 08:23:57 +00:00
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while (*val) {
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int a = hexchar2int(*val++);
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int b = hexchar2int(*val++);
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if (a < 0 || b < 0) {
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av_free(bin);
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return AVERROR(EINVAL);
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2010-09-26 14:25:22 +00:00
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}
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2011-08-23 08:23:57 +00:00
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*ptr++ = (a << 4) | b;
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2010-09-26 14:25:22 +00:00
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}
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2016-03-21 14:19:30 +00:00
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*dst = bin;
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2011-08-23 08:23:57 +00:00
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*lendst = len;
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return 0;
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}
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static int set_string(void *obj, const AVOption *o, const char *val, uint8_t **dst)
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{
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av_freep(dst);
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*dst = av_strdup(val);
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2014-12-17 13:53:45 +00:00
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return *dst ? 0 : AVERROR(ENOMEM);
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2011-08-23 08:23:57 +00:00
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}
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2012-08-31 09:45:52 +00:00
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#define DEFAULT_NUMVAL(opt) ((opt->type == AV_OPT_TYPE_INT64 || \
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2016-11-20 11:57:43 +00:00
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opt->type == AV_OPT_TYPE_UINT64 || \
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2012-08-31 09:52:18 +00:00
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opt->type == AV_OPT_TYPE_CONST || \
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2012-08-31 10:22:31 +00:00
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opt->type == AV_OPT_TYPE_FLAGS || \
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2016-03-21 14:19:30 +00:00
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opt->type == AV_OPT_TYPE_INT) \
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? opt->default_val.i64 \
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: opt->default_val.dbl)
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2012-08-22 08:07:54 +00:00
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2013-03-12 17:21:27 +00:00
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static int set_string_number(void *obj, void *target_obj, const AVOption *o, const char *val, void *dst)
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2011-08-23 08:23:57 +00:00
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{
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2014-07-21 13:28:36 +00:00
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int ret = 0;
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2014-02-18 20:43:57 +00:00
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int num, den;
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char c;
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if (sscanf(val, "%d%*1[:/]%d%c", &num, &den, &c) == 2) {
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if ((ret = write_number(obj, o, dst, 1, den, num)) >= 0)
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return ret;
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ret = 0;
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}
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2011-08-23 08:23:57 +00:00
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for (;;) {
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2014-07-22 06:39:43 +00:00
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int i = 0;
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2011-08-23 08:23:57 +00:00
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char buf[256];
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int cmd = 0;
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2014-07-22 06:39:43 +00:00
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double d;
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2011-08-23 12:25:56 +00:00
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int64_t intnum = 1;
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2011-08-23 08:23:57 +00:00
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2014-07-22 06:39:43 +00:00
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if (o->type == AV_OPT_TYPE_FLAGS) {
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if (*val == '+' || *val == '-')
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2012-09-29 04:34:28 +00:00
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cmd = *(val++);
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2014-07-22 06:39:43 +00:00
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for (; i < sizeof(buf) - 1 && val[i] && val[i] != '+' && val[i] != '-'; i++)
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buf[i] = val[i];
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buf[i] = 0;
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2012-09-29 04:34:28 +00:00
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}
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2011-08-23 08:23:57 +00:00
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{
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2014-07-25 19:29:43 +00:00
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const AVOption *o_named = av_opt_find(target_obj, i ? buf : val, o->unit, 0, 0);
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2014-07-21 14:00:08 +00:00
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int res;
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int ci = 0;
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double const_values[64];
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const char * const_names[64];
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2014-07-23 06:36:24 +00:00
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if (o_named && o_named->type == AV_OPT_TYPE_CONST)
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d = DEFAULT_NUMVAL(o_named);
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else {
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if (o->unit) {
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for (o_named = NULL; o_named = av_opt_next(target_obj, o_named); ) {
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if (o_named->type == AV_OPT_TYPE_CONST &&
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o_named->unit &&
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!strcmp(o_named->unit, o->unit)) {
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if (ci + 6 >= FF_ARRAY_ELEMS(const_values)) {
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av_log(obj, AV_LOG_ERROR, "const_values array too small for %s\n", o->unit);
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return AVERROR_PATCHWELCOME;
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}
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const_names [ci ] = o_named->name;
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const_values[ci++] = DEFAULT_NUMVAL(o_named);
|
2014-07-21 14:00:08 +00:00
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}
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}
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2010-09-26 14:25:22 +00:00
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}
|
2014-07-23 06:36:24 +00:00
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const_names [ci ] = "default";
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|
|
const_values[ci++] = DEFAULT_NUMVAL(o);
|
|
|
|
const_names [ci ] = "max";
|
|
|
|
const_values[ci++] = o->max;
|
|
|
|
const_names [ci ] = "min";
|
|
|
|
const_values[ci++] = o->min;
|
|
|
|
const_names [ci ] = "none";
|
|
|
|
const_values[ci++] = 0;
|
|
|
|
const_names [ci ] = "all";
|
|
|
|
const_values[ci++] = ~0;
|
|
|
|
const_names [ci] = NULL;
|
|
|
|
const_values[ci] = 0;
|
|
|
|
|
|
|
|
res = av_expr_parse_and_eval(&d, i ? buf : val, const_names,
|
|
|
|
const_values, NULL, NULL, NULL, NULL, NULL, 0, obj);
|
|
|
|
if (res < 0) {
|
|
|
|
av_log(obj, AV_LOG_ERROR, "Unable to parse option value \"%s\"\n", val);
|
|
|
|
return res;
|
|
|
|
}
|
2014-07-21 14:00:08 +00:00
|
|
|
}
|
2010-09-26 14:25:22 +00:00
|
|
|
}
|
2011-10-04 05:38:01 +00:00
|
|
|
if (o->type == AV_OPT_TYPE_FLAGS) {
|
2011-08-23 12:25:56 +00:00
|
|
|
read_number(o, dst, NULL, NULL, &intnum);
|
2016-03-21 14:19:30 +00:00
|
|
|
if (cmd == '+')
|
|
|
|
d = intnum | (int64_t)d;
|
|
|
|
else if (cmd == '-')
|
2016-04-21 15:40:10 +00:00
|
|
|
d = intnum &~(int64_t)d;
|
2011-08-23 08:23:57 +00:00
|
|
|
}
|
2010-09-26 14:25:22 +00:00
|
|
|
|
2011-08-23 10:58:49 +00:00
|
|
|
if ((ret = write_number(obj, o, dst, d, 1, 1)) < 0)
|
2011-08-23 08:23:57 +00:00
|
|
|
return ret;
|
|
|
|
val += i;
|
2014-07-22 15:33:06 +00:00
|
|
|
if (!i || !*val)
|
2011-08-23 08:23:57 +00:00
|
|
|
return 0;
|
2010-09-26 14:25:22 +00:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2013-12-07 12:01:38 +00:00
|
|
|
static int set_string_image_size(void *obj, const AVOption *o, const char *val, int *dst)
|
|
|
|
{
|
|
|
|
int ret;
|
|
|
|
|
|
|
|
if (!val || !strcmp(val, "none")) {
|
|
|
|
dst[0] =
|
|
|
|
dst[1] = 0;
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
ret = av_parse_video_size(dst, dst + 1, val);
|
|
|
|
if (ret < 0)
|
|
|
|
av_log(obj, AV_LOG_ERROR, "Unable to parse option value \"%s\" as image size\n", val);
|
|
|
|
return ret;
|
|
|
|
}
|
|
|
|
|
2013-12-07 12:04:38 +00:00
|
|
|
static int set_string_video_rate(void *obj, const AVOption *o, const char *val, AVRational *dst)
|
|
|
|
{
|
|
|
|
int ret;
|
|
|
|
if (!val) {
|
|
|
|
ret = AVERROR(EINVAL);
|
|
|
|
} else {
|
|
|
|
ret = av_parse_video_rate(dst, val);
|
|
|
|
}
|
|
|
|
if (ret < 0)
|
|
|
|
av_log(obj, AV_LOG_ERROR, "Unable to parse option value \"%s\" as video rate\n", val);
|
|
|
|
return ret;
|
|
|
|
}
|
|
|
|
|
2013-12-07 12:09:33 +00:00
|
|
|
static int set_string_color(void *obj, const AVOption *o, const char *val, uint8_t *dst)
|
|
|
|
{
|
|
|
|
int ret;
|
|
|
|
|
|
|
|
if (!val) {
|
|
|
|
return 0;
|
|
|
|
} else {
|
|
|
|
ret = av_parse_color(dst, val, -1, obj);
|
|
|
|
if (ret < 0)
|
|
|
|
av_log(obj, AV_LOG_ERROR, "Unable to parse option value \"%s\" as color\n", val);
|
|
|
|
return ret;
|
|
|
|
}
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2015-09-06 17:10:53 +00:00
|
|
|
static const char *get_bool_name(int val)
|
|
|
|
{
|
|
|
|
if (val < 0)
|
|
|
|
return "auto";
|
|
|
|
return val ? "true" : "false";
|
|
|
|
}
|
|
|
|
|
|
|
|
static int set_string_bool(void *obj, const AVOption *o, const char *val, int *dst)
|
|
|
|
{
|
|
|
|
int n;
|
|
|
|
|
|
|
|
if (!val)
|
|
|
|
return 0;
|
|
|
|
|
|
|
|
if (!strcmp(val, "auto")) {
|
|
|
|
n = -1;
|
|
|
|
} else if (av_match_name(val, "true,y,yes,enable,enabled,on")) {
|
|
|
|
n = 1;
|
|
|
|
} else if (av_match_name(val, "false,n,no,disable,disabled,off")) {
|
|
|
|
n = 0;
|
|
|
|
} else {
|
|
|
|
char *end = NULL;
|
|
|
|
n = strtol(val, &end, 10);
|
|
|
|
if (val + strlen(val) != end)
|
|
|
|
goto fail;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (n < o->min || n > o->max)
|
|
|
|
goto fail;
|
|
|
|
|
|
|
|
*dst = n;
|
|
|
|
return 0;
|
|
|
|
|
|
|
|
fail:
|
|
|
|
av_log(obj, AV_LOG_ERROR, "Unable to parse option value \"%s\" as boolean\n", val);
|
|
|
|
return AVERROR(EINVAL);
|
|
|
|
}
|
|
|
|
|
2013-12-16 13:55:54 +00:00
|
|
|
static int set_string_fmt(void *obj, const AVOption *o, const char *val, uint8_t *dst,
|
|
|
|
int fmt_nb, int ((*get_fmt)(const char *)), const char *desc)
|
|
|
|
{
|
2013-12-16 14:02:56 +00:00
|
|
|
int fmt, min, max;
|
2013-12-16 13:55:54 +00:00
|
|
|
|
|
|
|
if (!val || !strcmp(val, "none")) {
|
|
|
|
fmt = -1;
|
|
|
|
} else {
|
|
|
|
fmt = get_fmt(val);
|
|
|
|
if (fmt == -1) {
|
|
|
|
char *tail;
|
|
|
|
fmt = strtol(val, &tail, 0);
|
|
|
|
if (*tail || (unsigned)fmt >= fmt_nb) {
|
|
|
|
av_log(obj, AV_LOG_ERROR,
|
|
|
|
"Unable to parse option value \"%s\" as %s\n", val, desc);
|
|
|
|
return AVERROR(EINVAL);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2013-12-16 14:02:56 +00:00
|
|
|
min = FFMAX(o->min, -1);
|
|
|
|
max = FFMIN(o->max, fmt_nb-1);
|
|
|
|
|
2014-02-28 22:55:34 +00:00
|
|
|
// hack for compatibility with old ffmpeg
|
|
|
|
if(min == 0 && max == 0) {
|
|
|
|
min = -1;
|
|
|
|
max = fmt_nb-1;
|
|
|
|
}
|
|
|
|
|
2013-12-16 14:02:56 +00:00
|
|
|
if (fmt < min || fmt > max) {
|
|
|
|
av_log(obj, AV_LOG_ERROR,
|
|
|
|
"Value %d for parameter '%s' out of %s format range [%d - %d]\n",
|
|
|
|
fmt, o->name, desc, min, max);
|
|
|
|
return AVERROR(ERANGE);
|
|
|
|
}
|
|
|
|
|
2013-12-16 13:55:54 +00:00
|
|
|
*(int *)dst = fmt;
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int set_string_pixel_fmt(void *obj, const AVOption *o, const char *val, uint8_t *dst)
|
|
|
|
{
|
|
|
|
return set_string_fmt(obj, o, val, dst,
|
|
|
|
AV_PIX_FMT_NB, av_get_pix_fmt, "pixel format");
|
|
|
|
}
|
|
|
|
|
|
|
|
static int set_string_sample_fmt(void *obj, const AVOption *o, const char *val, uint8_t *dst)
|
|
|
|
{
|
|
|
|
return set_string_fmt(obj, o, val, dst,
|
|
|
|
AV_SAMPLE_FMT_NB, av_get_sample_fmt, "sample format");
|
|
|
|
}
|
|
|
|
|
2011-09-05 06:15:32 +00:00
|
|
|
int av_opt_set(void *obj, const char *name, const char *val, int search_flags)
|
|
|
|
{
|
2013-10-20 16:38:48 +00:00
|
|
|
int ret = 0;
|
2011-09-05 06:15:32 +00:00
|
|
|
void *dst, *target_obj;
|
|
|
|
const AVOption *o = av_opt_find2(obj, name, NULL, 0, search_flags, &target_obj);
|
|
|
|
if (!o || !target_obj)
|
2011-04-10 22:52:04 +00:00
|
|
|
return AVERROR_OPTION_NOT_FOUND;
|
2012-11-03 12:51:53 +00:00
|
|
|
if (!val && (o->type != AV_OPT_TYPE_STRING &&
|
|
|
|
o->type != AV_OPT_TYPE_PIXEL_FMT && o->type != AV_OPT_TYPE_SAMPLE_FMT &&
|
2013-03-16 14:25:55 +00:00
|
|
|
o->type != AV_OPT_TYPE_IMAGE_SIZE && o->type != AV_OPT_TYPE_VIDEO_RATE &&
|
2013-10-04 10:07:55 +00:00
|
|
|
o->type != AV_OPT_TYPE_DURATION && o->type != AV_OPT_TYPE_COLOR &&
|
2015-09-06 17:10:53 +00:00
|
|
|
o->type != AV_OPT_TYPE_CHANNEL_LAYOUT && o->type != AV_OPT_TYPE_BOOL))
|
2010-09-26 14:25:22 +00:00
|
|
|
return AVERROR(EINVAL);
|
|
|
|
|
2014-02-20 01:01:13 +00:00
|
|
|
if (o->flags & AV_OPT_FLAG_READONLY)
|
2011-08-23 08:23:57 +00:00
|
|
|
return AVERROR(EINVAL);
|
|
|
|
|
2018-04-22 14:30:19 +00:00
|
|
|
if (o->flags & AV_OPT_FLAG_DEPRECATED)
|
|
|
|
av_log(obj, AV_LOG_WARNING, "The \"%s\" option is deprecated: %s\n", name, o->help);
|
|
|
|
|
2016-03-21 14:19:30 +00:00
|
|
|
dst = ((uint8_t *)target_obj) + o->offset;
|
2011-08-23 08:23:57 +00:00
|
|
|
switch (o->type) {
|
2016-04-21 15:40:10 +00:00
|
|
|
case AV_OPT_TYPE_BOOL:
|
|
|
|
return set_string_bool(obj, o, val, dst);
|
2016-03-21 14:19:30 +00:00
|
|
|
case AV_OPT_TYPE_STRING:
|
|
|
|
return set_string(obj, o, val, dst);
|
|
|
|
case AV_OPT_TYPE_BINARY:
|
|
|
|
return set_string_binary(obj, o, val, dst);
|
2011-10-04 05:38:01 +00:00
|
|
|
case AV_OPT_TYPE_FLAGS:
|
|
|
|
case AV_OPT_TYPE_INT:
|
|
|
|
case AV_OPT_TYPE_INT64:
|
2016-11-20 11:57:43 +00:00
|
|
|
case AV_OPT_TYPE_UINT64:
|
2011-10-04 05:38:01 +00:00
|
|
|
case AV_OPT_TYPE_FLOAT:
|
|
|
|
case AV_OPT_TYPE_DOUBLE:
|
2016-03-21 14:19:30 +00:00
|
|
|
case AV_OPT_TYPE_RATIONAL:
|
|
|
|
return set_string_number(obj, target_obj, o, val, dst);
|
2016-04-21 15:40:10 +00:00
|
|
|
case AV_OPT_TYPE_IMAGE_SIZE:
|
|
|
|
return set_string_image_size(obj, o, val, dst);
|
2016-06-09 03:01:26 +00:00
|
|
|
case AV_OPT_TYPE_VIDEO_RATE: {
|
|
|
|
AVRational tmp;
|
|
|
|
ret = set_string_video_rate(obj, o, val, &tmp);
|
|
|
|
if (ret < 0)
|
|
|
|
return ret;
|
|
|
|
return write_number(obj, o, dst, 1, tmp.den, tmp.num);
|
|
|
|
}
|
2016-04-21 15:40:10 +00:00
|
|
|
case AV_OPT_TYPE_PIXEL_FMT:
|
|
|
|
return set_string_pixel_fmt(obj, o, val, dst);
|
|
|
|
case AV_OPT_TYPE_SAMPLE_FMT:
|
|
|
|
return set_string_sample_fmt(obj, o, val, dst);
|
2013-03-16 14:25:55 +00:00
|
|
|
case AV_OPT_TYPE_DURATION:
|
2018-09-30 19:30:10 +00:00
|
|
|
{
|
|
|
|
int64_t usecs = 0;
|
|
|
|
if (val) {
|
|
|
|
if ((ret = av_parse_time(&usecs, val, 1)) < 0) {
|
|
|
|
av_log(obj, AV_LOG_ERROR, "Unable to parse option value \"%s\" as duration\n", val);
|
|
|
|
return ret;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
if (usecs < o->min || usecs > o->max) {
|
|
|
|
av_log(obj, AV_LOG_ERROR, "Value %f for parameter '%s' out of range [%g - %g]\n",
|
|
|
|
usecs / 1000000.0, o->name, o->min / 1000000.0, o->max / 1000000.0);
|
|
|
|
return AVERROR(ERANGE);
|
|
|
|
}
|
|
|
|
*(int64_t *)dst = usecs;
|
2013-03-16 14:25:55 +00:00
|
|
|
return 0;
|
|
|
|
}
|
2016-04-21 15:40:10 +00:00
|
|
|
case AV_OPT_TYPE_COLOR:
|
|
|
|
return set_string_color(obj, o, val, dst);
|
2013-10-04 10:07:55 +00:00
|
|
|
case AV_OPT_TYPE_CHANNEL_LAYOUT:
|
|
|
|
if (!val || !strcmp(val, "none")) {
|
|
|
|
*(int64_t *)dst = 0;
|
|
|
|
} else {
|
|
|
|
int64_t cl = av_get_channel_layout(val);
|
|
|
|
if (!cl) {
|
|
|
|
av_log(obj, AV_LOG_ERROR, "Unable to parse option value \"%s\" as channel layout\n", val);
|
|
|
|
ret = AVERROR(EINVAL);
|
|
|
|
}
|
|
|
|
*(int64_t *)dst = cl;
|
|
|
|
return ret;
|
|
|
|
}
|
|
|
|
break;
|
2010-09-26 14:25:22 +00:00
|
|
|
}
|
|
|
|
|
2011-08-23 08:23:57 +00:00
|
|
|
av_log(obj, AV_LOG_ERROR, "Invalid option type.\n");
|
|
|
|
return AVERROR(EINVAL);
|
|
|
|
}
|
2010-09-26 14:25:22 +00:00
|
|
|
|
2016-03-21 14:19:30 +00:00
|
|
|
#define OPT_EVAL_NUMBER(name, opttype, vartype) \
|
|
|
|
int av_opt_eval_ ## name(void *obj, const AVOption *o, \
|
|
|
|
const char *val, vartype *name ## _out) \
|
|
|
|
{ \
|
|
|
|
if (!o || o->type != opttype || o->flags & AV_OPT_FLAG_READONLY) \
|
|
|
|
return AVERROR(EINVAL); \
|
|
|
|
return set_string_number(obj, obj, o, val, name ## _out); \
|
|
|
|
}
|
2011-08-23 13:02:25 +00:00
|
|
|
|
2011-10-04 05:38:01 +00:00
|
|
|
OPT_EVAL_NUMBER(flags, AV_OPT_TYPE_FLAGS, int)
|
|
|
|
OPT_EVAL_NUMBER(int, AV_OPT_TYPE_INT, int)
|
|
|
|
OPT_EVAL_NUMBER(int64, AV_OPT_TYPE_INT64, int64_t)
|
|
|
|
OPT_EVAL_NUMBER(float, AV_OPT_TYPE_FLOAT, float)
|
|
|
|
OPT_EVAL_NUMBER(double, AV_OPT_TYPE_DOUBLE, double)
|
|
|
|
OPT_EVAL_NUMBER(q, AV_OPT_TYPE_RATIONAL, AVRational)
|
2011-08-23 13:02:25 +00:00
|
|
|
|
2011-09-05 06:15:32 +00:00
|
|
|
static int set_number(void *obj, const char *name, double num, int den, int64_t intnum,
|
2016-03-21 14:19:30 +00:00
|
|
|
int search_flags)
|
2011-08-23 11:03:42 +00:00
|
|
|
{
|
2011-09-05 06:15:32 +00:00
|
|
|
void *dst, *target_obj;
|
|
|
|
const AVOption *o = av_opt_find2(obj, name, NULL, 0, search_flags, &target_obj);
|
2010-09-26 14:25:22 +00:00
|
|
|
|
2011-09-05 06:15:32 +00:00
|
|
|
if (!o || !target_obj)
|
|
|
|
return AVERROR_OPTION_NOT_FOUND;
|
2011-08-23 10:58:49 +00:00
|
|
|
|
2014-02-15 07:24:23 +00:00
|
|
|
if (o->flags & AV_OPT_FLAG_READONLY)
|
|
|
|
return AVERROR(EINVAL);
|
|
|
|
|
2016-03-21 14:19:30 +00:00
|
|
|
dst = ((uint8_t *)target_obj) + o->offset;
|
2011-09-05 06:15:32 +00:00
|
|
|
return write_number(obj, o, dst, num, den, intnum);
|
2010-09-26 14:25:22 +00:00
|
|
|
}
|
|
|
|
|
2011-09-05 06:15:32 +00:00
|
|
|
int av_opt_set_int(void *obj, const char *name, int64_t val, int search_flags)
|
|
|
|
{
|
|
|
|
return set_number(obj, name, 1, 1, val, search_flags);
|
|
|
|
}
|
|
|
|
|
|
|
|
int av_opt_set_double(void *obj, const char *name, double val, int search_flags)
|
|
|
|
{
|
|
|
|
return set_number(obj, name, val, 1, 1, search_flags);
|
|
|
|
}
|
|
|
|
|
|
|
|
int av_opt_set_q(void *obj, const char *name, AVRational val, int search_flags)
|
|
|
|
{
|
|
|
|
return set_number(obj, name, val.num, val.den, 1, search_flags);
|
2010-09-26 14:25:22 +00:00
|
|
|
}
|
|
|
|
|
2012-05-25 10:32:39 +00:00
|
|
|
int av_opt_set_bin(void *obj, const char *name, const uint8_t *val, int len, int search_flags)
|
|
|
|
{
|
|
|
|
void *target_obj;
|
|
|
|
const AVOption *o = av_opt_find2(obj, name, NULL, 0, search_flags, &target_obj);
|
|
|
|
uint8_t *ptr;
|
|
|
|
uint8_t **dst;
|
|
|
|
int *lendst;
|
|
|
|
|
|
|
|
if (!o || !target_obj)
|
|
|
|
return AVERROR_OPTION_NOT_FOUND;
|
|
|
|
|
2014-02-15 07:24:23 +00:00
|
|
|
if (o->type != AV_OPT_TYPE_BINARY || o->flags & AV_OPT_FLAG_READONLY)
|
2012-05-25 10:32:39 +00:00
|
|
|
return AVERROR(EINVAL);
|
|
|
|
|
2013-03-28 15:45:12 +00:00
|
|
|
ptr = len ? av_malloc(len) : NULL;
|
|
|
|
if (len && !ptr)
|
2012-05-25 10:32:39 +00:00
|
|
|
return AVERROR(ENOMEM);
|
|
|
|
|
2016-03-21 14:19:30 +00:00
|
|
|
dst = (uint8_t **)(((uint8_t *)target_obj) + o->offset);
|
2012-05-25 10:32:39 +00:00
|
|
|
lendst = (int *)(dst + 1);
|
|
|
|
|
|
|
|
av_free(*dst);
|
2016-03-21 14:19:30 +00:00
|
|
|
*dst = ptr;
|
2012-05-25 10:32:39 +00:00
|
|
|
*lendst = len;
|
2013-03-28 15:45:12 +00:00
|
|
|
if (len)
|
|
|
|
memcpy(ptr, val, len);
|
2012-05-25 10:32:39 +00:00
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2012-11-04 14:32:56 +00:00
|
|
|
int av_opt_set_image_size(void *obj, const char *name, int w, int h, int search_flags)
|
|
|
|
{
|
|
|
|
void *target_obj;
|
|
|
|
const AVOption *o = av_opt_find2(obj, name, NULL, 0, search_flags, &target_obj);
|
|
|
|
|
|
|
|
if (!o || !target_obj)
|
|
|
|
return AVERROR_OPTION_NOT_FOUND;
|
|
|
|
if (o->type != AV_OPT_TYPE_IMAGE_SIZE) {
|
|
|
|
av_log(obj, AV_LOG_ERROR,
|
|
|
|
"The value set by option '%s' is not an image size.\n", o->name);
|
|
|
|
return AVERROR(EINVAL);
|
|
|
|
}
|
|
|
|
if (w<0 || h<0) {
|
|
|
|
av_log(obj, AV_LOG_ERROR,
|
|
|
|
"Invalid negative size value %dx%d for size '%s'\n", w, h, o->name);
|
|
|
|
return AVERROR(EINVAL);
|
|
|
|
}
|
|
|
|
*(int *)(((uint8_t *)target_obj) + o->offset) = w;
|
|
|
|
*(int *)(((uint8_t *)target_obj+sizeof(int)) + o->offset) = h;
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2013-03-17 10:49:56 +00:00
|
|
|
int av_opt_set_video_rate(void *obj, const char *name, AVRational val, int search_flags)
|
|
|
|
{
|
|
|
|
void *target_obj;
|
|
|
|
const AVOption *o = av_opt_find2(obj, name, NULL, 0, search_flags, &target_obj);
|
|
|
|
|
|
|
|
if (!o || !target_obj)
|
|
|
|
return AVERROR_OPTION_NOT_FOUND;
|
|
|
|
if (o->type != AV_OPT_TYPE_VIDEO_RATE) {
|
|
|
|
av_log(obj, AV_LOG_ERROR,
|
|
|
|
"The value set by option '%s' is not a video rate.\n", o->name);
|
|
|
|
return AVERROR(EINVAL);
|
|
|
|
}
|
|
|
|
if (val.num <= 0 || val.den <= 0)
|
|
|
|
return AVERROR(EINVAL);
|
|
|
|
return set_number(obj, name, val.num, val.den, 1, search_flags);
|
|
|
|
}
|
|
|
|
|
2012-11-04 14:32:56 +00:00
|
|
|
static int set_format(void *obj, const char *name, int fmt, int search_flags,
|
2012-12-01 00:07:24 +00:00
|
|
|
enum AVOptionType type, const char *desc, int nb_fmts)
|
2012-11-04 14:32:56 +00:00
|
|
|
{
|
|
|
|
void *target_obj;
|
|
|
|
const AVOption *o = av_opt_find2(obj, name, NULL, 0,
|
|
|
|
search_flags, &target_obj);
|
2012-12-01 00:07:24 +00:00
|
|
|
int min, max;
|
|
|
|
|
2012-11-04 14:32:56 +00:00
|
|
|
if (!o || !target_obj)
|
|
|
|
return AVERROR_OPTION_NOT_FOUND;
|
|
|
|
if (o->type != type) {
|
|
|
|
av_log(obj, AV_LOG_ERROR,
|
|
|
|
"The value set by option '%s' is not a %s format", name, desc);
|
|
|
|
return AVERROR(EINVAL);
|
|
|
|
}
|
|
|
|
|
2014-08-14 18:42:53 +00:00
|
|
|
min = FFMAX(o->min, -1);
|
|
|
|
max = FFMIN(o->max, nb_fmts-1);
|
|
|
|
|
2012-12-01 00:07:24 +00:00
|
|
|
if (fmt < min || fmt > max) {
|
2012-11-04 14:32:56 +00:00
|
|
|
av_log(obj, AV_LOG_ERROR,
|
2012-12-01 00:07:24 +00:00
|
|
|
"Value %d for parameter '%s' out of %s format range [%d - %d]\n",
|
|
|
|
fmt, name, desc, min, max);
|
2012-11-04 14:32:56 +00:00
|
|
|
return AVERROR(ERANGE);
|
|
|
|
}
|
|
|
|
*(int *)(((uint8_t *)target_obj) + o->offset) = fmt;
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
int av_opt_set_pixel_fmt(void *obj, const char *name, enum AVPixelFormat fmt, int search_flags)
|
|
|
|
{
|
2012-12-01 00:07:24 +00:00
|
|
|
return set_format(obj, name, fmt, search_flags, AV_OPT_TYPE_PIXEL_FMT, "pixel", AV_PIX_FMT_NB);
|
2012-11-04 14:32:56 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
int av_opt_set_sample_fmt(void *obj, const char *name, enum AVSampleFormat fmt, int search_flags)
|
|
|
|
{
|
2012-12-01 00:07:24 +00:00
|
|
|
return set_format(obj, name, fmt, search_flags, AV_OPT_TYPE_SAMPLE_FMT, "sample", AV_SAMPLE_FMT_NB);
|
2012-11-04 14:32:56 +00:00
|
|
|
}
|
|
|
|
|
2013-10-04 10:07:55 +00:00
|
|
|
int av_opt_set_channel_layout(void *obj, const char *name, int64_t cl, int search_flags)
|
|
|
|
{
|
|
|
|
void *target_obj;
|
|
|
|
const AVOption *o = av_opt_find2(obj, name, NULL, 0, search_flags, &target_obj);
|
|
|
|
|
|
|
|
if (!o || !target_obj)
|
|
|
|
return AVERROR_OPTION_NOT_FOUND;
|
|
|
|
if (o->type != AV_OPT_TYPE_CHANNEL_LAYOUT) {
|
|
|
|
av_log(obj, AV_LOG_ERROR,
|
|
|
|
"The value set by option '%s' is not a channel layout.\n", o->name);
|
|
|
|
return AVERROR(EINVAL);
|
|
|
|
}
|
2014-09-24 20:15:18 +00:00
|
|
|
*(int64_t *)(((uint8_t *)target_obj) + o->offset) = cl;
|
2013-10-04 10:07:55 +00:00
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2016-03-21 14:19:30 +00:00
|
|
|
int av_opt_set_dict_val(void *obj, const char *name, const AVDictionary *val,
|
|
|
|
int search_flags)
|
2014-07-31 23:56:34 +00:00
|
|
|
{
|
|
|
|
void *target_obj;
|
|
|
|
AVDictionary **dst;
|
|
|
|
const AVOption *o = av_opt_find2(obj, name, NULL, 0, search_flags, &target_obj);
|
|
|
|
|
|
|
|
if (!o || !target_obj)
|
|
|
|
return AVERROR_OPTION_NOT_FOUND;
|
|
|
|
if (o->flags & AV_OPT_FLAG_READONLY)
|
|
|
|
return AVERROR(EINVAL);
|
|
|
|
|
|
|
|
dst = (AVDictionary **)(((uint8_t *)target_obj) + o->offset);
|
|
|
|
av_dict_free(dst);
|
|
|
|
av_dict_copy(dst, val, 0);
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2015-10-26 20:07:33 +00:00
|
|
|
static void format_duration(char *buf, size_t size, int64_t d)
|
|
|
|
{
|
|
|
|
char *e;
|
|
|
|
|
|
|
|
av_assert0(size >= 25);
|
|
|
|
if (d < 0 && d != INT64_MIN) {
|
|
|
|
*(buf++) = '-';
|
|
|
|
size--;
|
|
|
|
d = -d;
|
|
|
|
}
|
|
|
|
if (d == INT64_MAX)
|
|
|
|
snprintf(buf, size, "INT64_MAX");
|
|
|
|
else if (d == INT64_MIN)
|
|
|
|
snprintf(buf, size, "INT64_MIN");
|
|
|
|
else if (d > (int64_t)3600*1000000)
|
|
|
|
snprintf(buf, size, "%"PRId64":%02d:%02d.%06d", d / 3600000000,
|
|
|
|
(int)((d / 60000000) % 60),
|
|
|
|
(int)((d / 1000000) % 60),
|
|
|
|
(int)(d % 1000000));
|
|
|
|
else if (d > 60*1000000)
|
|
|
|
snprintf(buf, size, "%d:%02d.%06d",
|
|
|
|
(int)(d / 60000000),
|
|
|
|
(int)((d / 1000000) % 60),
|
|
|
|
(int)(d % 1000000));
|
|
|
|
else
|
|
|
|
snprintf(buf, size, "%d.%06d",
|
|
|
|
(int)(d / 1000000),
|
|
|
|
(int)(d % 1000000));
|
|
|
|
e = buf + strlen(buf);
|
|
|
|
while (e > buf && e[-1] == '0')
|
|
|
|
*(--e) = 0;
|
|
|
|
if (e > buf && e[-1] == '.')
|
|
|
|
*(--e) = 0;
|
|
|
|
}
|
|
|
|
|
2011-09-05 19:37:02 +00:00
|
|
|
int av_opt_get(void *obj, const char *name, int search_flags, uint8_t **out_val)
|
2010-09-27 10:01:44 +00:00
|
|
|
{
|
2011-09-05 19:37:02 +00:00
|
|
|
void *dst, *target_obj;
|
|
|
|
const AVOption *o = av_opt_find2(obj, name, NULL, 0, search_flags, &target_obj);
|
|
|
|
uint8_t *bin, buf[128];
|
|
|
|
int len, i, ret;
|
2013-03-16 14:25:55 +00:00
|
|
|
int64_t i64;
|
2010-09-26 14:25:22 +00:00
|
|
|
|
2011-10-13 02:55:40 +00:00
|
|
|
if (!o || !target_obj || (o->offset<=0 && o->type != AV_OPT_TYPE_CONST))
|
2011-09-05 19:37:02 +00:00
|
|
|
return AVERROR_OPTION_NOT_FOUND;
|
2010-09-26 14:25:22 +00:00
|
|
|
|
2018-04-22 14:30:19 +00:00
|
|
|
if (o->flags & AV_OPT_FLAG_DEPRECATED)
|
|
|
|
av_log(obj, AV_LOG_WARNING, "The \"%s\" option is deprecated: %s\n", name, o->help);
|
|
|
|
|
2016-03-21 14:19:30 +00:00
|
|
|
dst = (uint8_t *)target_obj + o->offset;
|
2010-09-26 14:25:22 +00:00
|
|
|
|
2011-09-05 19:37:02 +00:00
|
|
|
buf[0] = 0;
|
2010-09-27 10:01:44 +00:00
|
|
|
switch (o->type) {
|
2015-09-06 17:10:53 +00:00
|
|
|
case AV_OPT_TYPE_BOOL:
|
|
|
|
ret = snprintf(buf, sizeof(buf), "%s", (char *)av_x_if_null(get_bool_name(*(int *)dst), "invalid"));
|
|
|
|
break;
|
2016-03-21 14:19:30 +00:00
|
|
|
case AV_OPT_TYPE_FLAGS:
|
|
|
|
ret = snprintf(buf, sizeof(buf), "0x%08X", *(int *)dst);
|
|
|
|
break;
|
|
|
|
case AV_OPT_TYPE_INT:
|
|
|
|
ret = snprintf(buf, sizeof(buf), "%d", *(int *)dst);
|
|
|
|
break;
|
|
|
|
case AV_OPT_TYPE_INT64:
|
2016-04-21 15:40:10 +00:00
|
|
|
ret = snprintf(buf, sizeof(buf), "%"PRId64, *(int64_t *)dst);
|
2016-03-21 14:19:30 +00:00
|
|
|
break;
|
2016-11-20 11:57:43 +00:00
|
|
|
case AV_OPT_TYPE_UINT64:
|
|
|
|
ret = snprintf(buf, sizeof(buf), "%"PRIu64, *(uint64_t *)dst);
|
|
|
|
break;
|
2016-03-21 14:19:30 +00:00
|
|
|
case AV_OPT_TYPE_FLOAT:
|
|
|
|
ret = snprintf(buf, sizeof(buf), "%f", *(float *)dst);
|
|
|
|
break;
|
|
|
|
case AV_OPT_TYPE_DOUBLE:
|
|
|
|
ret = snprintf(buf, sizeof(buf), "%f", *(double *)dst);
|
|
|
|
break;
|
2013-03-17 10:49:56 +00:00
|
|
|
case AV_OPT_TYPE_VIDEO_RATE:
|
2016-03-21 14:19:30 +00:00
|
|
|
case AV_OPT_TYPE_RATIONAL:
|
2016-04-21 15:40:10 +00:00
|
|
|
ret = snprintf(buf, sizeof(buf), "%d/%d", ((AVRational *)dst)->num, ((AVRational *)dst)->den);
|
|
|
|
break;
|
|
|
|
case AV_OPT_TYPE_CONST:
|
|
|
|
ret = snprintf(buf, sizeof(buf), "%f", o->default_val.dbl);
|
2016-03-21 14:19:30 +00:00
|
|
|
break;
|
2011-10-04 05:38:01 +00:00
|
|
|
case AV_OPT_TYPE_STRING:
|
2016-04-21 15:40:10 +00:00
|
|
|
if (*(uint8_t **)dst) {
|
2016-03-21 14:19:30 +00:00
|
|
|
*out_val = av_strdup(*(uint8_t **)dst);
|
2015-09-21 09:16:58 +00:00
|
|
|
} else if (search_flags & AV_OPT_ALLOW_NULL) {
|
|
|
|
*out_val = NULL;
|
|
|
|
return 0;
|
|
|
|
} else {
|
2011-09-05 19:37:02 +00:00
|
|
|
*out_val = av_strdup("");
|
2015-09-21 09:16:58 +00:00
|
|
|
}
|
2014-12-17 13:53:45 +00:00
|
|
|
return *out_val ? 0 : AVERROR(ENOMEM);
|
2011-10-04 05:38:01 +00:00
|
|
|
case AV_OPT_TYPE_BINARY:
|
2016-04-21 15:40:10 +00:00
|
|
|
if (!*(uint8_t **)dst && (search_flags & AV_OPT_ALLOW_NULL)) {
|
2015-09-21 09:16:58 +00:00
|
|
|
*out_val = NULL;
|
|
|
|
return 0;
|
|
|
|
}
|
2016-03-21 14:19:30 +00:00
|
|
|
len = *(int *)(((uint8_t *)dst) + sizeof(uint8_t *));
|
|
|
|
if ((uint64_t)len * 2 + 1 > INT_MAX)
|
2011-09-05 19:37:02 +00:00
|
|
|
return AVERROR(EINVAL);
|
2016-03-21 14:19:30 +00:00
|
|
|
if (!(*out_val = av_malloc(len * 2 + 1)))
|
2011-09-05 19:37:02 +00:00
|
|
|
return AVERROR(ENOMEM);
|
2014-11-11 20:17:58 +00:00
|
|
|
if (!len) {
|
|
|
|
*out_val[0] = '\0';
|
|
|
|
return 0;
|
|
|
|
}
|
2016-03-21 14:19:30 +00:00
|
|
|
bin = *(uint8_t **)dst;
|
2011-09-05 19:37:02 +00:00
|
|
|
for (i = 0; i < len; i++)
|
2016-03-21 14:19:30 +00:00
|
|
|
snprintf(*out_val + i * 2, 3, "%02X", bin[i]);
|
2011-09-05 19:37:02 +00:00
|
|
|
return 0;
|
2012-05-20 11:53:19 +00:00
|
|
|
case AV_OPT_TYPE_IMAGE_SIZE:
|
|
|
|
ret = snprintf(buf, sizeof(buf), "%dx%d", ((int *)dst)[0], ((int *)dst)[1]);
|
|
|
|
break;
|
2012-06-05 10:32:19 +00:00
|
|
|
case AV_OPT_TYPE_PIXEL_FMT:
|
2012-10-08 18:54:00 +00:00
|
|
|
ret = snprintf(buf, sizeof(buf), "%s", (char *)av_x_if_null(av_get_pix_fmt_name(*(enum AVPixelFormat *)dst), "none"));
|
2012-06-05 10:32:19 +00:00
|
|
|
break;
|
2012-11-02 13:17:17 +00:00
|
|
|
case AV_OPT_TYPE_SAMPLE_FMT:
|
|
|
|
ret = snprintf(buf, sizeof(buf), "%s", (char *)av_x_if_null(av_get_sample_fmt_name(*(enum AVSampleFormat *)dst), "none"));
|
|
|
|
break;
|
2013-03-16 14:25:55 +00:00
|
|
|
case AV_OPT_TYPE_DURATION:
|
|
|
|
i64 = *(int64_t *)dst;
|
2015-10-26 20:07:33 +00:00
|
|
|
format_duration(buf, sizeof(buf), i64);
|
|
|
|
ret = strlen(buf); // no overflow possible, checked by an assert
|
2013-03-16 14:25:55 +00:00
|
|
|
break;
|
2013-05-13 12:56:09 +00:00
|
|
|
case AV_OPT_TYPE_COLOR:
|
2014-11-11 20:17:58 +00:00
|
|
|
ret = snprintf(buf, sizeof(buf), "0x%02x%02x%02x%02x",
|
|
|
|
(int)((uint8_t *)dst)[0], (int)((uint8_t *)dst)[1],
|
|
|
|
(int)((uint8_t *)dst)[2], (int)((uint8_t *)dst)[3]);
|
2013-05-13 12:56:09 +00:00
|
|
|
break;
|
2013-10-04 10:07:55 +00:00
|
|
|
case AV_OPT_TYPE_CHANNEL_LAYOUT:
|
|
|
|
i64 = *(int64_t *)dst;
|
|
|
|
ret = snprintf(buf, sizeof(buf), "0x%"PRIx64, i64);
|
|
|
|
break;
|
2011-09-05 19:37:02 +00:00
|
|
|
default:
|
|
|
|
return AVERROR(EINVAL);
|
2010-09-26 14:25:22 +00:00
|
|
|
}
|
2011-09-05 19:37:02 +00:00
|
|
|
|
|
|
|
if (ret >= sizeof(buf))
|
|
|
|
return AVERROR(EINVAL);
|
|
|
|
*out_val = av_strdup(buf);
|
2014-12-17 13:53:45 +00:00
|
|
|
return *out_val ? 0 : AVERROR(ENOMEM);
|
2011-09-05 19:37:02 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
static int get_number(void *obj, const char *name, const AVOption **o_out, double *num, int *den, int64_t *intnum,
|
|
|
|
int search_flags)
|
|
|
|
{
|
|
|
|
void *dst, *target_obj;
|
|
|
|
const AVOption *o = av_opt_find2(obj, name, NULL, 0, search_flags, &target_obj);
|
|
|
|
if (!o || !target_obj)
|
2010-09-26 14:25:22 +00:00
|
|
|
goto error;
|
|
|
|
|
2016-03-21 14:19:30 +00:00
|
|
|
dst = ((uint8_t *)target_obj) + o->offset;
|
2010-09-26 14:25:22 +00:00
|
|
|
|
2010-09-27 10:01:44 +00:00
|
|
|
if (o_out) *o_out= o;
|
2010-09-26 14:25:22 +00:00
|
|
|
|
2011-08-23 12:25:56 +00:00
|
|
|
return read_number(o, dst, num, den, intnum);
|
|
|
|
|
2010-09-26 14:25:22 +00:00
|
|
|
error:
|
2016-03-21 14:19:30 +00:00
|
|
|
*den =
|
|
|
|
*intnum = 0;
|
2010-09-26 14:25:22 +00:00
|
|
|
return -1;
|
|
|
|
}
|
|
|
|
|
2011-09-05 19:37:02 +00:00
|
|
|
int av_opt_get_int(void *obj, const char *name, int search_flags, int64_t *out_val)
|
|
|
|
{
|
|
|
|
int64_t intnum = 1;
|
2016-03-21 14:19:30 +00:00
|
|
|
double num = 1;
|
|
|
|
int ret, den = 1;
|
2011-09-05 19:37:02 +00:00
|
|
|
|
|
|
|
if ((ret = get_number(obj, name, NULL, &num, &den, &intnum, search_flags)) < 0)
|
|
|
|
return ret;
|
2016-03-21 14:19:30 +00:00
|
|
|
*out_val = num * intnum / den;
|
2011-09-05 19:37:02 +00:00
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
int av_opt_get_double(void *obj, const char *name, int search_flags, double *out_val)
|
|
|
|
{
|
|
|
|
int64_t intnum = 1;
|
2016-03-21 14:19:30 +00:00
|
|
|
double num = 1;
|
|
|
|
int ret, den = 1;
|
2011-09-05 19:37:02 +00:00
|
|
|
|
|
|
|
if ((ret = get_number(obj, name, NULL, &num, &den, &intnum, search_flags)) < 0)
|
|
|
|
return ret;
|
2016-03-21 14:19:30 +00:00
|
|
|
*out_val = num * intnum / den;
|
2011-09-05 19:37:02 +00:00
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
int av_opt_get_q(void *obj, const char *name, int search_flags, AVRational *out_val)
|
|
|
|
{
|
|
|
|
int64_t intnum = 1;
|
2016-03-21 14:19:30 +00:00
|
|
|
double num = 1;
|
|
|
|
int ret, den = 1;
|
2011-09-05 19:37:02 +00:00
|
|
|
|
|
|
|
if ((ret = get_number(obj, name, NULL, &num, &den, &intnum, search_flags)) < 0)
|
|
|
|
return ret;
|
|
|
|
|
|
|
|
if (num == 1.0 && (int)intnum == intnum)
|
|
|
|
*out_val = (AVRational){intnum, den};
|
|
|
|
else
|
|
|
|
*out_val = av_d2q(num*intnum/den, 1<<24);
|
|
|
|
return 0;
|
|
|
|
}
|
2010-09-26 14:25:22 +00:00
|
|
|
|
2012-11-04 14:32:56 +00:00
|
|
|
int av_opt_get_image_size(void *obj, const char *name, int search_flags, int *w_out, int *h_out)
|
|
|
|
{
|
|
|
|
void *dst, *target_obj;
|
|
|
|
const AVOption *o = av_opt_find2(obj, name, NULL, 0, search_flags, &target_obj);
|
|
|
|
if (!o || !target_obj)
|
|
|
|
return AVERROR_OPTION_NOT_FOUND;
|
|
|
|
if (o->type != AV_OPT_TYPE_IMAGE_SIZE) {
|
|
|
|
av_log(obj, AV_LOG_ERROR,
|
|
|
|
"The value for option '%s' is not an image size.\n", name);
|
|
|
|
return AVERROR(EINVAL);
|
|
|
|
}
|
|
|
|
|
|
|
|
dst = ((uint8_t*)target_obj) + o->offset;
|
|
|
|
if (w_out) *w_out = *(int *)dst;
|
|
|
|
if (h_out) *h_out = *((int *)dst+1);
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2013-03-17 10:49:56 +00:00
|
|
|
int av_opt_get_video_rate(void *obj, const char *name, int search_flags, AVRational *out_val)
|
|
|
|
{
|
|
|
|
int64_t intnum = 1;
|
|
|
|
double num = 1;
|
|
|
|
int ret, den = 1;
|
|
|
|
|
|
|
|
if ((ret = get_number(obj, name, NULL, &num, &den, &intnum, search_flags)) < 0)
|
|
|
|
return ret;
|
|
|
|
|
|
|
|
if (num == 1.0 && (int)intnum == intnum)
|
2016-03-21 14:19:30 +00:00
|
|
|
*out_val = (AVRational) { intnum, den };
|
2013-03-17 10:49:56 +00:00
|
|
|
else
|
2016-03-21 14:19:30 +00:00
|
|
|
*out_val = av_d2q(num * intnum / den, 1 << 24);
|
2013-03-17 10:49:56 +00:00
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2012-11-04 14:32:56 +00:00
|
|
|
static int get_format(void *obj, const char *name, int search_flags, int *out_fmt,
|
|
|
|
enum AVOptionType type, const char *desc)
|
|
|
|
{
|
|
|
|
void *dst, *target_obj;
|
|
|
|
const AVOption *o = av_opt_find2(obj, name, NULL, 0, search_flags, &target_obj);
|
|
|
|
if (!o || !target_obj)
|
|
|
|
return AVERROR_OPTION_NOT_FOUND;
|
|
|
|
if (o->type != type) {
|
|
|
|
av_log(obj, AV_LOG_ERROR,
|
|
|
|
"The value for option '%s' is not a %s format.\n", desc, name);
|
|
|
|
return AVERROR(EINVAL);
|
|
|
|
}
|
|
|
|
|
|
|
|
dst = ((uint8_t*)target_obj) + o->offset;
|
|
|
|
*out_fmt = *(int *)dst;
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
int av_opt_get_pixel_fmt(void *obj, const char *name, int search_flags, enum AVPixelFormat *out_fmt)
|
|
|
|
{
|
|
|
|
return get_format(obj, name, search_flags, out_fmt, AV_OPT_TYPE_PIXEL_FMT, "pixel");
|
|
|
|
}
|
|
|
|
|
|
|
|
int av_opt_get_sample_fmt(void *obj, const char *name, int search_flags, enum AVSampleFormat *out_fmt)
|
|
|
|
{
|
|
|
|
return get_format(obj, name, search_flags, out_fmt, AV_OPT_TYPE_SAMPLE_FMT, "sample");
|
|
|
|
}
|
|
|
|
|
2013-10-04 10:07:55 +00:00
|
|
|
int av_opt_get_channel_layout(void *obj, const char *name, int search_flags, int64_t *cl)
|
|
|
|
{
|
|
|
|
void *dst, *target_obj;
|
|
|
|
const AVOption *o = av_opt_find2(obj, name, NULL, 0, search_flags, &target_obj);
|
|
|
|
if (!o || !target_obj)
|
|
|
|
return AVERROR_OPTION_NOT_FOUND;
|
|
|
|
if (o->type != AV_OPT_TYPE_CHANNEL_LAYOUT) {
|
|
|
|
av_log(obj, AV_LOG_ERROR,
|
|
|
|
"The value for option '%s' is not a channel layout.\n", name);
|
|
|
|
return AVERROR(EINVAL);
|
|
|
|
}
|
|
|
|
|
|
|
|
dst = ((uint8_t*)target_obj) + o->offset;
|
|
|
|
*cl = *(int64_t *)dst;
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2014-07-31 23:56:34 +00:00
|
|
|
int av_opt_get_dict_val(void *obj, const char *name, int search_flags, AVDictionary **out_val)
|
|
|
|
{
|
|
|
|
void *target_obj;
|
|
|
|
AVDictionary *src;
|
|
|
|
const AVOption *o = av_opt_find2(obj, name, NULL, 0, search_flags, &target_obj);
|
|
|
|
|
|
|
|
if (!o || !target_obj)
|
|
|
|
return AVERROR_OPTION_NOT_FOUND;
|
|
|
|
if (o->type != AV_OPT_TYPE_DICT)
|
|
|
|
return AVERROR(EINVAL);
|
|
|
|
|
|
|
|
src = *(AVDictionary **)(((uint8_t *)target_obj) + o->offset);
|
|
|
|
av_dict_copy(out_val, src, 0);
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2011-05-27 19:21:40 +00:00
|
|
|
int av_opt_flag_is_set(void *obj, const char *field_name, const char *flag_name)
|
|
|
|
{
|
2011-10-03 19:10:06 +00:00
|
|
|
const AVOption *field = av_opt_find(obj, field_name, NULL, 0, 0);
|
2011-10-17 17:50:02 +00:00
|
|
|
const AVOption *flag = av_opt_find(obj, flag_name,
|
|
|
|
field ? field->unit : NULL, 0, 0);
|
2011-10-03 19:10:06 +00:00
|
|
|
int64_t res;
|
2011-05-27 19:21:40 +00:00
|
|
|
|
2011-10-04 05:38:01 +00:00
|
|
|
if (!field || !flag || flag->type != AV_OPT_TYPE_CONST ||
|
2011-10-03 19:10:06 +00:00
|
|
|
av_opt_get_int(obj, field_name, 0, &res) < 0)
|
2011-05-27 19:21:40 +00:00
|
|
|
return 0;
|
2012-08-31 09:45:52 +00:00
|
|
|
return res & flag->default_val.i64;
|
2011-05-27 19:21:40 +00:00
|
|
|
}
|
|
|
|
|
2019-09-17 01:36:33 +00:00
|
|
|
static void log_int_value(void *av_log_obj, int level, int64_t i)
|
|
|
|
{
|
|
|
|
if (i == INT_MAX) {
|
|
|
|
av_log(av_log_obj, level, "INT_MAX");
|
|
|
|
} else if (i == INT_MIN) {
|
|
|
|
av_log(av_log_obj, level, "INT_MIN");
|
|
|
|
} else if (i == UINT32_MAX) {
|
|
|
|
av_log(av_log_obj, level, "UINT32_MAX");
|
|
|
|
} else if (i == INT64_MAX) {
|
|
|
|
av_log(av_log_obj, level, "I64_MAX");
|
|
|
|
} else if (i == INT64_MIN) {
|
|
|
|
av_log(av_log_obj, level, "I64_MIN");
|
|
|
|
} else {
|
|
|
|
av_log(av_log_obj, level, "%"PRId64, i);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2012-11-25 16:38:54 +00:00
|
|
|
static void log_value(void *av_log_obj, int level, double d)
|
|
|
|
{
|
|
|
|
if (d == INT_MAX) {
|
|
|
|
av_log(av_log_obj, level, "INT_MAX");
|
|
|
|
} else if (d == INT_MIN) {
|
|
|
|
av_log(av_log_obj, level, "INT_MIN");
|
2014-01-24 19:28:51 +00:00
|
|
|
} else if (d == UINT32_MAX) {
|
|
|
|
av_log(av_log_obj, level, "UINT32_MAX");
|
2012-11-25 16:38:54 +00:00
|
|
|
} else if (d == (double)INT64_MAX) {
|
|
|
|
av_log(av_log_obj, level, "I64_MAX");
|
|
|
|
} else if (d == INT64_MIN) {
|
|
|
|
av_log(av_log_obj, level, "I64_MIN");
|
|
|
|
} else if (d == FLT_MAX) {
|
|
|
|
av_log(av_log_obj, level, "FLT_MAX");
|
|
|
|
} else if (d == FLT_MIN) {
|
|
|
|
av_log(av_log_obj, level, "FLT_MIN");
|
2014-01-24 19:28:51 +00:00
|
|
|
} else if (d == -FLT_MAX) {
|
|
|
|
av_log(av_log_obj, level, "-FLT_MAX");
|
|
|
|
} else if (d == -FLT_MIN) {
|
|
|
|
av_log(av_log_obj, level, "-FLT_MIN");
|
|
|
|
} else if (d == DBL_MAX) {
|
|
|
|
av_log(av_log_obj, level, "DBL_MAX");
|
|
|
|
} else if (d == DBL_MIN) {
|
|
|
|
av_log(av_log_obj, level, "DBL_MIN");
|
|
|
|
} else if (d == -DBL_MAX) {
|
|
|
|
av_log(av_log_obj, level, "-DBL_MAX");
|
|
|
|
} else if (d == -DBL_MIN) {
|
|
|
|
av_log(av_log_obj, level, "-DBL_MIN");
|
2012-11-25 16:38:54 +00:00
|
|
|
} else {
|
2012-12-08 18:12:42 +00:00
|
|
|
av_log(av_log_obj, level, "%g", d);
|
2012-11-25 16:38:54 +00:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2015-10-17 12:54:31 +00:00
|
|
|
static const char *get_opt_const_name(void *obj, const char *unit, int64_t value)
|
|
|
|
{
|
|
|
|
const AVOption *opt = NULL;
|
|
|
|
|
|
|
|
if (!unit)
|
|
|
|
return NULL;
|
|
|
|
while ((opt = av_opt_next(obj, opt)))
|
|
|
|
if (opt->type == AV_OPT_TYPE_CONST && !strcmp(opt->unit, unit) &&
|
|
|
|
opt->default_val.i64 == value)
|
|
|
|
return opt->name;
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
|
2015-10-24 13:14:33 +00:00
|
|
|
static char *get_opt_flags_string(void *obj, const char *unit, int64_t value)
|
|
|
|
{
|
|
|
|
const AVOption *opt = NULL;
|
|
|
|
char flags[512];
|
|
|
|
|
|
|
|
flags[0] = 0;
|
|
|
|
if (!unit)
|
|
|
|
return NULL;
|
|
|
|
while ((opt = av_opt_next(obj, opt))) {
|
|
|
|
if (opt->type == AV_OPT_TYPE_CONST && !strcmp(opt->unit, unit) &&
|
|
|
|
opt->default_val.i64 & value) {
|
|
|
|
if (flags[0])
|
|
|
|
av_strlcatf(flags, sizeof(flags), "+");
|
|
|
|
av_strlcatf(flags, sizeof(flags), "%s", opt->name);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
if (flags[0])
|
|
|
|
return av_strdup(flags);
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
|
2010-09-26 14:25:22 +00:00
|
|
|
static void opt_list(void *obj, void *av_log_obj, const char *unit,
|
2019-09-17 01:09:05 +00:00
|
|
|
int req_flags, int rej_flags, enum AVOptionType parent_type)
|
2010-09-26 14:25:22 +00:00
|
|
|
{
|
2016-03-21 14:19:30 +00:00
|
|
|
const AVOption *opt = NULL;
|
2012-11-25 16:38:54 +00:00
|
|
|
AVOptionRanges *r;
|
|
|
|
int i;
|
2010-09-26 14:25:22 +00:00
|
|
|
|
2011-10-03 19:10:06 +00:00
|
|
|
while ((opt = av_opt_next(obj, opt))) {
|
2010-09-26 14:25:22 +00:00
|
|
|
if (!(opt->flags & req_flags) || (opt->flags & rej_flags))
|
|
|
|
continue;
|
|
|
|
|
|
|
|
/* Don't print CONST's on level one.
|
|
|
|
* Don't print anything but CONST's on level two.
|
|
|
|
* Only print items from the requested unit.
|
|
|
|
*/
|
2016-03-21 14:19:30 +00:00
|
|
|
if (!unit && opt->type == AV_OPT_TYPE_CONST)
|
2010-09-26 14:25:22 +00:00
|
|
|
continue;
|
2016-03-21 14:19:30 +00:00
|
|
|
else if (unit && opt->type != AV_OPT_TYPE_CONST)
|
2010-09-26 14:25:22 +00:00
|
|
|
continue;
|
2016-03-21 14:19:30 +00:00
|
|
|
else if (unit && opt->type == AV_OPT_TYPE_CONST && strcmp(unit, opt->unit))
|
2010-09-26 14:25:22 +00:00
|
|
|
continue;
|
2011-10-04 05:38:01 +00:00
|
|
|
else if (unit && opt->type == AV_OPT_TYPE_CONST)
|
2013-03-31 13:14:08 +00:00
|
|
|
av_log(av_log_obj, AV_LOG_INFO, " %-15s ", opt->name);
|
2010-09-26 14:25:22 +00:00
|
|
|
else
|
2013-03-31 13:14:08 +00:00
|
|
|
av_log(av_log_obj, AV_LOG_INFO, " %s%-17s ",
|
|
|
|
(opt->flags & AV_OPT_FLAG_FILTERING_PARAM) ? "" : "-",
|
|
|
|
opt->name);
|
2010-09-26 14:25:22 +00:00
|
|
|
|
2010-09-27 10:01:44 +00:00
|
|
|
switch (opt->type) {
|
2011-10-04 05:38:01 +00:00
|
|
|
case AV_OPT_TYPE_FLAGS:
|
2012-12-08 00:24:07 +00:00
|
|
|
av_log(av_log_obj, AV_LOG_INFO, "%-12s ", "<flags>");
|
2010-09-26 14:25:22 +00:00
|
|
|
break;
|
2011-10-04 05:38:01 +00:00
|
|
|
case AV_OPT_TYPE_INT:
|
2012-12-08 00:24:07 +00:00
|
|
|
av_log(av_log_obj, AV_LOG_INFO, "%-12s ", "<int>");
|
2010-09-26 14:25:22 +00:00
|
|
|
break;
|
2011-10-04 05:38:01 +00:00
|
|
|
case AV_OPT_TYPE_INT64:
|
2012-12-08 00:24:07 +00:00
|
|
|
av_log(av_log_obj, AV_LOG_INFO, "%-12s ", "<int64>");
|
2010-09-26 14:25:22 +00:00
|
|
|
break;
|
2016-11-20 11:57:43 +00:00
|
|
|
case AV_OPT_TYPE_UINT64:
|
|
|
|
av_log(av_log_obj, AV_LOG_INFO, "%-12s ", "<uint64>");
|
|
|
|
break;
|
2011-10-04 05:38:01 +00:00
|
|
|
case AV_OPT_TYPE_DOUBLE:
|
2012-12-08 00:24:07 +00:00
|
|
|
av_log(av_log_obj, AV_LOG_INFO, "%-12s ", "<double>");
|
2010-09-26 14:25:22 +00:00
|
|
|
break;
|
2011-10-04 05:38:01 +00:00
|
|
|
case AV_OPT_TYPE_FLOAT:
|
2012-12-08 00:24:07 +00:00
|
|
|
av_log(av_log_obj, AV_LOG_INFO, "%-12s ", "<float>");
|
2010-09-26 14:25:22 +00:00
|
|
|
break;
|
2011-10-04 05:38:01 +00:00
|
|
|
case AV_OPT_TYPE_STRING:
|
2012-12-08 00:24:07 +00:00
|
|
|
av_log(av_log_obj, AV_LOG_INFO, "%-12s ", "<string>");
|
2010-09-26 14:25:22 +00:00
|
|
|
break;
|
2011-10-04 05:38:01 +00:00
|
|
|
case AV_OPT_TYPE_RATIONAL:
|
2012-12-08 00:24:07 +00:00
|
|
|
av_log(av_log_obj, AV_LOG_INFO, "%-12s ", "<rational>");
|
2010-09-26 14:25:22 +00:00
|
|
|
break;
|
2011-10-04 05:38:01 +00:00
|
|
|
case AV_OPT_TYPE_BINARY:
|
2012-12-08 00:24:07 +00:00
|
|
|
av_log(av_log_obj, AV_LOG_INFO, "%-12s ", "<binary>");
|
2010-09-26 14:25:22 +00:00
|
|
|
break;
|
2012-05-20 11:53:19 +00:00
|
|
|
case AV_OPT_TYPE_IMAGE_SIZE:
|
2012-12-08 00:24:07 +00:00
|
|
|
av_log(av_log_obj, AV_LOG_INFO, "%-12s ", "<image_size>");
|
2012-05-20 11:53:19 +00:00
|
|
|
break;
|
2013-03-17 10:49:56 +00:00
|
|
|
case AV_OPT_TYPE_VIDEO_RATE:
|
|
|
|
av_log(av_log_obj, AV_LOG_INFO, "%-12s ", "<video_rate>");
|
|
|
|
break;
|
2012-06-05 10:32:19 +00:00
|
|
|
case AV_OPT_TYPE_PIXEL_FMT:
|
2012-12-08 00:24:07 +00:00
|
|
|
av_log(av_log_obj, AV_LOG_INFO, "%-12s ", "<pix_fmt>");
|
2012-06-05 10:32:19 +00:00
|
|
|
break;
|
2012-11-02 13:17:17 +00:00
|
|
|
case AV_OPT_TYPE_SAMPLE_FMT:
|
2012-12-08 00:24:07 +00:00
|
|
|
av_log(av_log_obj, AV_LOG_INFO, "%-12s ", "<sample_fmt>");
|
2012-11-02 13:17:17 +00:00
|
|
|
break;
|
2013-03-16 14:25:55 +00:00
|
|
|
case AV_OPT_TYPE_DURATION:
|
|
|
|
av_log(av_log_obj, AV_LOG_INFO, "%-12s ", "<duration>");
|
|
|
|
break;
|
2013-05-13 12:56:09 +00:00
|
|
|
case AV_OPT_TYPE_COLOR:
|
|
|
|
av_log(av_log_obj, AV_LOG_INFO, "%-12s ", "<color>");
|
|
|
|
break;
|
2013-10-04 10:07:55 +00:00
|
|
|
case AV_OPT_TYPE_CHANNEL_LAYOUT:
|
|
|
|
av_log(av_log_obj, AV_LOG_INFO, "%-12s ", "<channel_layout>");
|
|
|
|
break;
|
2015-09-06 17:10:53 +00:00
|
|
|
case AV_OPT_TYPE_BOOL:
|
|
|
|
av_log(av_log_obj, AV_LOG_INFO, "%-12s ", "<boolean>");
|
|
|
|
break;
|
2011-10-04 05:38:01 +00:00
|
|
|
case AV_OPT_TYPE_CONST:
|
2019-09-17 01:09:05 +00:00
|
|
|
if (parent_type == AV_OPT_TYPE_INT)
|
2019-09-21 09:15:42 +00:00
|
|
|
av_log(av_log_obj, AV_LOG_INFO, "%-12"PRId64" ", opt->default_val.i64);
|
2019-09-17 01:09:05 +00:00
|
|
|
else
|
|
|
|
av_log(av_log_obj, AV_LOG_INFO, "%-12s ", "");
|
|
|
|
break;
|
2010-09-26 14:25:22 +00:00
|
|
|
default:
|
2012-12-08 00:24:07 +00:00
|
|
|
av_log(av_log_obj, AV_LOG_INFO, "%-12s ", "");
|
2010-09-26 14:25:22 +00:00
|
|
|
break;
|
|
|
|
}
|
|
|
|
av_log(av_log_obj, AV_LOG_INFO, "%c", (opt->flags & AV_OPT_FLAG_ENCODING_PARAM) ? 'E' : '.');
|
|
|
|
av_log(av_log_obj, AV_LOG_INFO, "%c", (opt->flags & AV_OPT_FLAG_DECODING_PARAM) ? 'D' : '.');
|
2012-08-09 14:21:07 +00:00
|
|
|
av_log(av_log_obj, AV_LOG_INFO, "%c", (opt->flags & AV_OPT_FLAG_FILTERING_PARAM)? 'F' : '.');
|
2010-09-26 14:25:22 +00:00
|
|
|
av_log(av_log_obj, AV_LOG_INFO, "%c", (opt->flags & AV_OPT_FLAG_VIDEO_PARAM ) ? 'V' : '.');
|
|
|
|
av_log(av_log_obj, AV_LOG_INFO, "%c", (opt->flags & AV_OPT_FLAG_AUDIO_PARAM ) ? 'A' : '.');
|
|
|
|
av_log(av_log_obj, AV_LOG_INFO, "%c", (opt->flags & AV_OPT_FLAG_SUBTITLE_PARAM) ? 'S' : '.');
|
2014-02-15 07:24:23 +00:00
|
|
|
av_log(av_log_obj, AV_LOG_INFO, "%c", (opt->flags & AV_OPT_FLAG_EXPORT) ? 'X' : '.');
|
|
|
|
av_log(av_log_obj, AV_LOG_INFO, "%c", (opt->flags & AV_OPT_FLAG_READONLY) ? 'R' : '.');
|
2018-03-14 02:05:05 +00:00
|
|
|
av_log(av_log_obj, AV_LOG_INFO, "%c", (opt->flags & AV_OPT_FLAG_BSF_PARAM) ? 'B' : '.');
|
2010-09-26 14:25:22 +00:00
|
|
|
|
2012-12-08 18:12:42 +00:00
|
|
|
if (opt->help)
|
|
|
|
av_log(av_log_obj, AV_LOG_INFO, " %s", opt->help);
|
|
|
|
|
2012-12-08 17:34:38 +00:00
|
|
|
if (av_opt_query_ranges(&r, obj, opt->name, AV_OPT_SEARCH_FAKE_OBJ) >= 0) {
|
2012-11-25 16:38:54 +00:00
|
|
|
switch (opt->type) {
|
|
|
|
case AV_OPT_TYPE_INT:
|
|
|
|
case AV_OPT_TYPE_INT64:
|
2016-11-20 11:57:43 +00:00
|
|
|
case AV_OPT_TYPE_UINT64:
|
2012-11-25 16:38:54 +00:00
|
|
|
case AV_OPT_TYPE_DOUBLE:
|
|
|
|
case AV_OPT_TYPE_FLOAT:
|
|
|
|
case AV_OPT_TYPE_RATIONAL:
|
2012-12-08 18:12:42 +00:00
|
|
|
for (i = 0; i < r->nb_ranges; i++) {
|
|
|
|
av_log(av_log_obj, AV_LOG_INFO, " (from ");
|
2012-11-25 16:38:54 +00:00
|
|
|
log_value(av_log_obj, AV_LOG_INFO, r->range[i]->value_min);
|
2012-12-08 18:12:42 +00:00
|
|
|
av_log(av_log_obj, AV_LOG_INFO, " to ");
|
2012-11-25 16:38:54 +00:00
|
|
|
log_value(av_log_obj, AV_LOG_INFO, r->range[i]->value_max);
|
2012-12-08 18:12:42 +00:00
|
|
|
av_log(av_log_obj, AV_LOG_INFO, ")");
|
2012-11-25 16:38:54 +00:00
|
|
|
}
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
av_opt_freep_ranges(&r);
|
|
|
|
}
|
|
|
|
|
2013-07-02 13:31:28 +00:00
|
|
|
if (opt->type != AV_OPT_TYPE_CONST &&
|
|
|
|
opt->type != AV_OPT_TYPE_BINARY &&
|
|
|
|
!((opt->type == AV_OPT_TYPE_COLOR ||
|
|
|
|
opt->type == AV_OPT_TYPE_IMAGE_SIZE ||
|
|
|
|
opt->type == AV_OPT_TYPE_STRING ||
|
|
|
|
opt->type == AV_OPT_TYPE_VIDEO_RATE) &&
|
|
|
|
!opt->default_val.str)) {
|
|
|
|
av_log(av_log_obj, AV_LOG_INFO, " (default ");
|
|
|
|
switch (opt->type) {
|
2015-09-06 17:10:53 +00:00
|
|
|
case AV_OPT_TYPE_BOOL:
|
|
|
|
av_log(av_log_obj, AV_LOG_INFO, "%s", (char *)av_x_if_null(get_bool_name(opt->default_val.i64), "invalid"));
|
|
|
|
break;
|
2015-10-24 13:14:33 +00:00
|
|
|
case AV_OPT_TYPE_FLAGS: {
|
|
|
|
char *def_flags = get_opt_flags_string(obj, opt->unit, opt->default_val.i64);
|
|
|
|
if (def_flags) {
|
|
|
|
av_log(av_log_obj, AV_LOG_INFO, "%s", def_flags);
|
|
|
|
av_freep(&def_flags);
|
|
|
|
} else {
|
|
|
|
av_log(av_log_obj, AV_LOG_INFO, "%"PRIX64, opt->default_val.i64);
|
|
|
|
}
|
2013-07-02 13:31:28 +00:00
|
|
|
break;
|
2015-10-24 13:14:33 +00:00
|
|
|
}
|
2015-10-26 20:07:33 +00:00
|
|
|
case AV_OPT_TYPE_DURATION: {
|
|
|
|
char buf[25];
|
|
|
|
format_duration(buf, sizeof(buf), opt->default_val.i64);
|
|
|
|
av_log(av_log_obj, AV_LOG_INFO, "%s", buf);
|
2013-07-02 13:31:28 +00:00
|
|
|
break;
|
2015-10-26 20:07:33 +00:00
|
|
|
}
|
2015-10-17 12:54:31 +00:00
|
|
|
case AV_OPT_TYPE_INT:
|
2016-11-20 11:57:43 +00:00
|
|
|
case AV_OPT_TYPE_UINT64:
|
2015-10-17 12:54:31 +00:00
|
|
|
case AV_OPT_TYPE_INT64: {
|
|
|
|
const char *def_const = get_opt_const_name(obj, opt->unit, opt->default_val.i64);
|
|
|
|
if (def_const)
|
|
|
|
av_log(av_log_obj, AV_LOG_INFO, "%s", def_const);
|
|
|
|
else
|
2019-09-17 01:36:33 +00:00
|
|
|
log_int_value(av_log_obj, AV_LOG_INFO, opt->default_val.i64);
|
2015-10-17 12:54:31 +00:00
|
|
|
break;
|
|
|
|
}
|
2013-07-02 13:31:28 +00:00
|
|
|
case AV_OPT_TYPE_DOUBLE:
|
|
|
|
case AV_OPT_TYPE_FLOAT:
|
|
|
|
log_value(av_log_obj, AV_LOG_INFO, opt->default_val.dbl);
|
|
|
|
break;
|
|
|
|
case AV_OPT_TYPE_RATIONAL: {
|
|
|
|
AVRational q = av_d2q(opt->default_val.dbl, INT_MAX);
|
|
|
|
av_log(av_log_obj, AV_LOG_INFO, "%d/%d", q.num, q.den); }
|
|
|
|
break;
|
2013-07-25 13:59:24 +00:00
|
|
|
case AV_OPT_TYPE_PIXEL_FMT:
|
2013-08-08 00:39:24 +00:00
|
|
|
av_log(av_log_obj, AV_LOG_INFO, "%s", (char *)av_x_if_null(av_get_pix_fmt_name(opt->default_val.i64), "none"));
|
2013-07-25 13:59:24 +00:00
|
|
|
break;
|
|
|
|
case AV_OPT_TYPE_SAMPLE_FMT:
|
2013-08-08 00:39:24 +00:00
|
|
|
av_log(av_log_obj, AV_LOG_INFO, "%s", (char *)av_x_if_null(av_get_sample_fmt_name(opt->default_val.i64), "none"));
|
2013-07-25 13:59:24 +00:00
|
|
|
break;
|
2013-07-02 13:31:28 +00:00
|
|
|
case AV_OPT_TYPE_COLOR:
|
|
|
|
case AV_OPT_TYPE_IMAGE_SIZE:
|
|
|
|
case AV_OPT_TYPE_STRING:
|
|
|
|
case AV_OPT_TYPE_VIDEO_RATE:
|
|
|
|
av_log(av_log_obj, AV_LOG_INFO, "\"%s\"", opt->default_val.str);
|
2013-10-04 10:07:55 +00:00
|
|
|
break;
|
|
|
|
case AV_OPT_TYPE_CHANNEL_LAYOUT:
|
|
|
|
av_log(av_log_obj, AV_LOG_INFO, "0x%"PRIx64, opt->default_val.i64);
|
|
|
|
break;
|
2013-07-02 13:31:28 +00:00
|
|
|
}
|
|
|
|
av_log(av_log_obj, AV_LOG_INFO, ")");
|
|
|
|
}
|
|
|
|
|
2010-09-26 14:25:22 +00:00
|
|
|
av_log(av_log_obj, AV_LOG_INFO, "\n");
|
2016-03-21 14:19:30 +00:00
|
|
|
if (opt->unit && opt->type != AV_OPT_TYPE_CONST)
|
2019-09-17 01:09:05 +00:00
|
|
|
opt_list(obj, av_log_obj, opt->unit, req_flags, rej_flags, opt->type);
|
2010-09-26 14:25:22 +00:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
int av_opt_show2(void *obj, void *av_log_obj, int req_flags, int rej_flags)
|
|
|
|
{
|
2010-09-27 10:01:44 +00:00
|
|
|
if (!obj)
|
2010-09-26 14:25:22 +00:00
|
|
|
return -1;
|
|
|
|
|
2016-03-21 14:19:30 +00:00
|
|
|
av_log(av_log_obj, AV_LOG_INFO, "%s AVOptions:\n", (*(AVClass **)obj)->class_name);
|
2010-09-26 14:25:22 +00:00
|
|
|
|
2019-09-17 01:09:05 +00:00
|
|
|
opt_list(obj, av_log_obj, NULL, req_flags, rej_flags, -1);
|
2010-09-26 14:25:22 +00:00
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2011-09-04 09:42:41 +00:00
|
|
|
void av_opt_set_defaults(void *s)
|
|
|
|
{
|
|
|
|
av_opt_set_defaults2(s, 0, 0);
|
|
|
|
}
|
|
|
|
|
2010-09-26 14:25:22 +00:00
|
|
|
void av_opt_set_defaults2(void *s, int mask, int flags)
|
|
|
|
{
|
|
|
|
const AVOption *opt = NULL;
|
2014-08-14 20:31:25 +00:00
|
|
|
while ((opt = av_opt_next(s, opt))) {
|
2013-12-07 11:41:09 +00:00
|
|
|
void *dst = ((uint8_t*)s) + opt->offset;
|
2015-08-16 23:40:48 +00:00
|
|
|
|
2010-09-27 10:01:44 +00:00
|
|
|
if ((opt->flags & mask) != flags)
|
2010-09-26 14:25:22 +00:00
|
|
|
continue;
|
2014-02-20 01:01:13 +00:00
|
|
|
|
2014-02-15 07:24:23 +00:00
|
|
|
if (opt->flags & AV_OPT_FLAG_READONLY)
|
|
|
|
continue;
|
|
|
|
|
2010-09-27 10:01:44 +00:00
|
|
|
switch (opt->type) {
|
2011-10-04 05:38:01 +00:00
|
|
|
case AV_OPT_TYPE_CONST:
|
2010-09-26 14:25:22 +00:00
|
|
|
/* Nothing to be done here */
|
2016-04-21 15:40:10 +00:00
|
|
|
break;
|
2015-09-06 17:10:53 +00:00
|
|
|
case AV_OPT_TYPE_BOOL:
|
2012-08-31 09:52:18 +00:00
|
|
|
case AV_OPT_TYPE_FLAGS:
|
2012-08-31 10:22:31 +00:00
|
|
|
case AV_OPT_TYPE_INT:
|
2011-10-04 05:38:01 +00:00
|
|
|
case AV_OPT_TYPE_INT64:
|
2016-11-20 11:57:43 +00:00
|
|
|
case AV_OPT_TYPE_UINT64:
|
2013-03-16 14:25:55 +00:00
|
|
|
case AV_OPT_TYPE_DURATION:
|
2013-10-04 10:07:55 +00:00
|
|
|
case AV_OPT_TYPE_CHANNEL_LAYOUT:
|
2015-09-08 20:49:33 +00:00
|
|
|
case AV_OPT_TYPE_PIXEL_FMT:
|
|
|
|
case AV_OPT_TYPE_SAMPLE_FMT:
|
2013-12-07 11:41:09 +00:00
|
|
|
write_number(s, opt, dst, 1, 1, opt->default_val.i64);
|
2015-09-08 20:49:33 +00:00
|
|
|
break;
|
2011-10-04 05:38:01 +00:00
|
|
|
case AV_OPT_TYPE_DOUBLE:
|
|
|
|
case AV_OPT_TYPE_FLOAT: {
|
2010-09-26 14:25:22 +00:00
|
|
|
double val;
|
2011-04-30 05:43:26 +00:00
|
|
|
val = opt->default_val.dbl;
|
2013-12-07 11:41:09 +00:00
|
|
|
write_number(s, opt, dst, val, 1, 1);
|
2010-09-26 14:25:22 +00:00
|
|
|
}
|
|
|
|
break;
|
2011-10-04 05:38:01 +00:00
|
|
|
case AV_OPT_TYPE_RATIONAL: {
|
2010-09-26 14:25:22 +00:00
|
|
|
AVRational val;
|
2011-04-30 22:21:56 +00:00
|
|
|
val = av_d2q(opt->default_val.dbl, INT_MAX);
|
2013-12-07 11:41:09 +00:00
|
|
|
write_number(s, opt, dst, 1, val.den, val.num);
|
2010-09-26 14:25:22 +00:00
|
|
|
}
|
|
|
|
break;
|
2013-05-13 12:56:09 +00:00
|
|
|
case AV_OPT_TYPE_COLOR:
|
2013-12-07 11:41:09 +00:00
|
|
|
set_string_color(s, opt, opt->default_val.str, dst);
|
|
|
|
break;
|
2011-10-04 05:38:01 +00:00
|
|
|
case AV_OPT_TYPE_STRING:
|
2013-12-07 11:41:09 +00:00
|
|
|
set_string(s, opt, opt->default_val.str, dst);
|
|
|
|
break;
|
2012-05-20 11:53:19 +00:00
|
|
|
case AV_OPT_TYPE_IMAGE_SIZE:
|
2013-12-07 11:41:09 +00:00
|
|
|
set_string_image_size(s, opt, opt->default_val.str, dst);
|
|
|
|
break;
|
2013-03-17 10:49:56 +00:00
|
|
|
case AV_OPT_TYPE_VIDEO_RATE:
|
2013-12-07 11:41:09 +00:00
|
|
|
set_string_video_rate(s, opt, opt->default_val.str, dst);
|
2012-11-25 14:45:58 +00:00
|
|
|
break;
|
2011-10-04 05:38:01 +00:00
|
|
|
case AV_OPT_TYPE_BINARY:
|
2014-11-09 22:09:07 +00:00
|
|
|
set_string_binary(s, opt, opt->default_val.str, dst);
|
|
|
|
break;
|
2014-07-31 23:56:34 +00:00
|
|
|
case AV_OPT_TYPE_DICT:
|
|
|
|
/* Cannot set defaults for these types */
|
2010-09-26 14:25:22 +00:00
|
|
|
break;
|
2016-03-21 14:19:30 +00:00
|
|
|
default:
|
|
|
|
av_log(s, AV_LOG_DEBUG, "AVOption type %d of option %s not implemented yet\n",
|
|
|
|
opt->type, opt->name);
|
2010-09-26 14:25:22 +00:00
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2010-09-27 22:09:53 +00:00
|
|
|
/**
|
|
|
|
* Store the value in the field in ctx that is named like key.
|
|
|
|
* ctx must be an AVClass context, storing is done using AVOptions.
|
|
|
|
*
|
|
|
|
* @param buf the string to parse, buf will be updated to point at the
|
|
|
|
* separator just after the parsed key/value pair
|
|
|
|
* @param key_val_sep a 0-terminated list of characters used to
|
|
|
|
* separate key from value
|
|
|
|
* @param pairs_sep a 0-terminated list of characters used to separate
|
|
|
|
* two pairs from each other
|
|
|
|
* @return 0 if the key/value pair has been successfully parsed and
|
|
|
|
* set, or a negative value corresponding to an AVERROR code in case
|
|
|
|
* of error:
|
|
|
|
* AVERROR(EINVAL) if the key/value pair cannot be parsed,
|
2011-10-03 19:10:06 +00:00
|
|
|
* the error code issued by av_opt_set() if the key/value pair
|
2010-09-27 22:09:53 +00:00
|
|
|
* cannot be set
|
|
|
|
*/
|
|
|
|
static int parse_key_value_pair(void *ctx, const char **buf,
|
|
|
|
const char *key_val_sep, const char *pairs_sep)
|
|
|
|
{
|
|
|
|
char *key = av_get_token(buf, key_val_sep);
|
|
|
|
char *val;
|
|
|
|
int ret;
|
|
|
|
|
2013-02-25 11:32:49 +00:00
|
|
|
if (!key)
|
|
|
|
return AVERROR(ENOMEM);
|
|
|
|
|
2010-09-27 22:09:53 +00:00
|
|
|
if (*key && strspn(*buf, key_val_sep)) {
|
|
|
|
(*buf)++;
|
|
|
|
val = av_get_token(buf, pairs_sep);
|
2013-02-25 11:32:49 +00:00
|
|
|
if (!val) {
|
|
|
|
av_freep(&key);
|
|
|
|
return AVERROR(ENOMEM);
|
|
|
|
}
|
2010-09-27 22:09:53 +00:00
|
|
|
} else {
|
|
|
|
av_log(ctx, AV_LOG_ERROR, "Missing key or no key/value separator found after key '%s'\n", key);
|
|
|
|
av_free(key);
|
|
|
|
return AVERROR(EINVAL);
|
|
|
|
}
|
|
|
|
|
2012-04-25 15:44:19 +00:00
|
|
|
av_log(ctx, AV_LOG_DEBUG, "Setting entry with key '%s' to value '%s'\n", key, val);
|
2010-09-27 22:09:53 +00:00
|
|
|
|
2013-03-12 17:23:27 +00:00
|
|
|
ret = av_opt_set(ctx, key, val, AV_OPT_SEARCH_CHILDREN);
|
2011-04-10 22:52:04 +00:00
|
|
|
if (ret == AVERROR_OPTION_NOT_FOUND)
|
2010-09-27 22:09:53 +00:00
|
|
|
av_log(ctx, AV_LOG_ERROR, "Key '%s' not found.\n", key);
|
|
|
|
|
|
|
|
av_free(key);
|
|
|
|
av_free(val);
|
|
|
|
return ret;
|
|
|
|
}
|
|
|
|
|
|
|
|
int av_set_options_string(void *ctx, const char *opts,
|
|
|
|
const char *key_val_sep, const char *pairs_sep)
|
|
|
|
{
|
|
|
|
int ret, count = 0;
|
|
|
|
|
2011-06-19 00:49:04 +00:00
|
|
|
if (!opts)
|
|
|
|
return 0;
|
2011-10-01 12:42:53 +00:00
|
|
|
|
2010-09-27 22:09:53 +00:00
|
|
|
while (*opts) {
|
|
|
|
if ((ret = parse_key_value_pair(ctx, &opts, key_val_sep, pairs_sep)) < 0)
|
|
|
|
return ret;
|
|
|
|
count++;
|
|
|
|
|
|
|
|
if (*opts)
|
|
|
|
opts++;
|
|
|
|
}
|
|
|
|
|
|
|
|
return count;
|
|
|
|
}
|
|
|
|
|
2016-05-06 00:35:45 +00:00
|
|
|
#define WHITESPACES " \n\t\r"
|
2012-08-13 14:39:56 +00:00
|
|
|
|
|
|
|
static int is_key_char(char c)
|
|
|
|
{
|
|
|
|
return (unsigned)((c | 32) - 'a') < 26 ||
|
|
|
|
(unsigned)(c - '0') < 10 ||
|
|
|
|
c == '-' || c == '_' || c == '/' || c == '.';
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
2012-09-30 08:23:08 +00:00
|
|
|
* Read a key from a string.
|
|
|
|
*
|
|
|
|
* The key consists of is_key_char characters and must be terminated by a
|
2012-11-02 10:35:12 +00:00
|
|
|
* character from the delim string; spaces are ignored.
|
2012-09-30 08:23:08 +00:00
|
|
|
*
|
|
|
|
* @return 0 for success (even with ellipsis), <0 for failure
|
2012-08-13 14:39:56 +00:00
|
|
|
*/
|
2012-11-02 10:35:12 +00:00
|
|
|
static int get_key(const char **ropts, const char *delim, char **rkey)
|
2012-08-13 14:39:56 +00:00
|
|
|
{
|
|
|
|
const char *opts = *ropts;
|
2012-11-02 10:35:12 +00:00
|
|
|
const char *key_start, *key_end;
|
2012-08-13 14:39:56 +00:00
|
|
|
|
2012-11-02 10:35:12 +00:00
|
|
|
key_start = opts += strspn(opts, WHITESPACES);
|
|
|
|
while (is_key_char(*opts))
|
|
|
|
opts++;
|
|
|
|
key_end = opts;
|
2012-08-13 14:39:56 +00:00
|
|
|
opts += strspn(opts, WHITESPACES);
|
|
|
|
if (!*opts || !strchr(delim, *opts))
|
|
|
|
return AVERROR(EINVAL);
|
|
|
|
opts++;
|
2012-11-02 10:35:12 +00:00
|
|
|
if (!(*rkey = av_malloc(key_end - key_start + 1)))
|
|
|
|
return AVERROR(ENOMEM);
|
|
|
|
memcpy(*rkey, key_start, key_end - key_start);
|
|
|
|
(*rkey)[key_end - key_start] = 0;
|
2012-08-13 14:39:56 +00:00
|
|
|
*ropts = opts;
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2012-11-02 10:55:53 +00:00
|
|
|
int av_opt_get_key_value(const char **ropts,
|
|
|
|
const char *key_val_sep, const char *pairs_sep,
|
|
|
|
unsigned flags,
|
|
|
|
char **rkey, char **rval)
|
|
|
|
{
|
|
|
|
int ret;
|
|
|
|
char *key = NULL, *val;
|
|
|
|
const char *opts = *ropts;
|
|
|
|
|
|
|
|
if ((ret = get_key(&opts, key_val_sep, &key)) < 0 &&
|
|
|
|
!(flags & AV_OPT_FLAG_IMPLICIT_KEY))
|
|
|
|
return AVERROR(EINVAL);
|
|
|
|
if (!(val = av_get_token(&opts, pairs_sep))) {
|
|
|
|
av_free(key);
|
|
|
|
return AVERROR(ENOMEM);
|
|
|
|
}
|
|
|
|
*ropts = opts;
|
|
|
|
*rkey = key;
|
|
|
|
*rval = val;
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2012-08-13 14:39:56 +00:00
|
|
|
int av_opt_set_from_string(void *ctx, const char *opts,
|
|
|
|
const char *const *shorthand,
|
|
|
|
const char *key_val_sep, const char *pairs_sep)
|
|
|
|
{
|
|
|
|
int ret, count = 0;
|
|
|
|
const char *dummy_shorthand = NULL;
|
2012-11-02 10:55:53 +00:00
|
|
|
char *av_uninit(parsed_key), *av_uninit(value);
|
2012-08-13 14:39:56 +00:00
|
|
|
const char *key;
|
|
|
|
|
|
|
|
if (!opts)
|
|
|
|
return 0;
|
|
|
|
if (!shorthand)
|
|
|
|
shorthand = &dummy_shorthand;
|
|
|
|
|
|
|
|
while (*opts) {
|
2012-11-02 10:55:53 +00:00
|
|
|
ret = av_opt_get_key_value(&opts, key_val_sep, pairs_sep,
|
|
|
|
*shorthand ? AV_OPT_FLAG_IMPLICIT_KEY : 0,
|
|
|
|
&parsed_key, &value);
|
|
|
|
if (ret < 0) {
|
|
|
|
if (ret == AVERROR(EINVAL))
|
2012-08-13 14:39:56 +00:00
|
|
|
av_log(ctx, AV_LOG_ERROR, "No option name near '%s'\n", opts);
|
2012-11-02 10:55:53 +00:00
|
|
|
else
|
|
|
|
av_log(ctx, AV_LOG_ERROR, "Unable to parse '%s': %s\n", opts,
|
|
|
|
av_err2str(ret));
|
|
|
|
return ret;
|
|
|
|
}
|
2012-11-10 12:03:09 +00:00
|
|
|
if (*opts)
|
|
|
|
opts++;
|
2012-11-02 10:55:53 +00:00
|
|
|
if (parsed_key) {
|
2012-11-02 10:35:12 +00:00
|
|
|
key = parsed_key;
|
2012-08-13 14:39:56 +00:00
|
|
|
while (*shorthand) /* discard all remaining shorthand */
|
|
|
|
shorthand++;
|
2012-11-02 10:55:53 +00:00
|
|
|
} else {
|
|
|
|
key = *(shorthand++);
|
2012-08-13 14:39:56 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
av_log(ctx, AV_LOG_DEBUG, "Setting '%s' to value '%s'\n", key, value);
|
|
|
|
if ((ret = av_opt_set(ctx, key, value, 0)) < 0) {
|
|
|
|
if (ret == AVERROR_OPTION_NOT_FOUND)
|
|
|
|
av_log(ctx, AV_LOG_ERROR, "Option '%s' not found\n", key);
|
2012-10-11 02:42:52 +00:00
|
|
|
av_free(value);
|
2012-11-02 10:35:12 +00:00
|
|
|
av_free(parsed_key);
|
2012-08-13 14:39:56 +00:00
|
|
|
return ret;
|
|
|
|
}
|
|
|
|
|
|
|
|
av_free(value);
|
2012-11-02 10:35:12 +00:00
|
|
|
av_free(parsed_key);
|
2012-08-13 14:39:56 +00:00
|
|
|
count++;
|
|
|
|
}
|
|
|
|
return count;
|
|
|
|
}
|
|
|
|
|
2011-06-05 11:17:26 +00:00
|
|
|
void av_opt_free(void *obj)
|
|
|
|
{
|
|
|
|
const AVOption *o = NULL;
|
2014-07-31 23:56:34 +00:00
|
|
|
while ((o = av_opt_next(obj, o))) {
|
|
|
|
switch (o->type) {
|
|
|
|
case AV_OPT_TYPE_STRING:
|
|
|
|
case AV_OPT_TYPE_BINARY:
|
2011-06-05 11:17:26 +00:00
|
|
|
av_freep((uint8_t *)obj + o->offset);
|
2014-07-31 23:56:34 +00:00
|
|
|
break;
|
|
|
|
|
|
|
|
case AV_OPT_TYPE_DICT:
|
|
|
|
av_dict_free((AVDictionary **)(((uint8_t *)obj) + o->offset));
|
|
|
|
break;
|
|
|
|
|
|
|
|
default:
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
2011-06-05 11:17:26 +00:00
|
|
|
}
|
|
|
|
|
2014-04-29 21:57:24 +00:00
|
|
|
int av_opt_set_dict2(void *obj, AVDictionary **options, int search_flags)
|
2011-05-22 10:52:50 +00:00
|
|
|
{
|
|
|
|
AVDictionaryEntry *t = NULL;
|
|
|
|
AVDictionary *tmp = NULL;
|
|
|
|
int ret = 0;
|
|
|
|
|
2014-03-30 12:58:46 +00:00
|
|
|
if (!options)
|
|
|
|
return 0;
|
|
|
|
|
2011-05-22 10:52:50 +00:00
|
|
|
while ((t = av_dict_get(*options, "", t, AV_DICT_IGNORE_SUFFIX))) {
|
2014-04-29 21:57:24 +00:00
|
|
|
ret = av_opt_set(obj, t->key, t->value, search_flags);
|
2011-05-22 10:52:50 +00:00
|
|
|
if (ret == AVERROR_OPTION_NOT_FOUND)
|
2016-01-24 02:42:46 +00:00
|
|
|
ret = av_dict_set(&tmp, t->key, t->value, 0);
|
|
|
|
if (ret < 0) {
|
2011-05-22 10:52:50 +00:00
|
|
|
av_log(obj, AV_LOG_ERROR, "Error setting option %s to value %s.\n", t->key, t->value);
|
2016-01-24 02:42:46 +00:00
|
|
|
av_dict_free(&tmp);
|
|
|
|
return ret;
|
2011-05-22 10:52:50 +00:00
|
|
|
}
|
|
|
|
ret = 0;
|
|
|
|
}
|
|
|
|
av_dict_free(options);
|
|
|
|
*options = tmp;
|
|
|
|
return ret;
|
|
|
|
}
|
|
|
|
|
2014-04-29 21:57:24 +00:00
|
|
|
int av_opt_set_dict(void *obj, AVDictionary **options)
|
|
|
|
{
|
|
|
|
return av_opt_set_dict2(obj, options, 0);
|
|
|
|
}
|
|
|
|
|
2011-05-22 11:25:19 +00:00
|
|
|
const AVOption *av_opt_find(void *obj, const char *name, const char *unit,
|
|
|
|
int opt_flags, int search_flags)
|
|
|
|
{
|
2011-10-03 17:49:12 +00:00
|
|
|
return av_opt_find2(obj, name, unit, opt_flags, search_flags, NULL);
|
|
|
|
}
|
|
|
|
|
|
|
|
const AVOption *av_opt_find2(void *obj, const char *name, const char *unit,
|
|
|
|
int opt_flags, int search_flags, void **target_obj)
|
|
|
|
{
|
2011-11-15 21:43:21 +00:00
|
|
|
const AVClass *c;
|
2011-05-22 11:25:19 +00:00
|
|
|
const AVOption *o = NULL;
|
|
|
|
|
2011-11-15 21:43:21 +00:00
|
|
|
if(!obj)
|
|
|
|
return NULL;
|
|
|
|
|
|
|
|
c= *(AVClass**)obj;
|
|
|
|
|
2013-07-29 11:53:01 +00:00
|
|
|
if (!c)
|
|
|
|
return NULL;
|
|
|
|
|
2011-10-03 17:49:12 +00:00
|
|
|
if (search_flags & AV_OPT_SEARCH_CHILDREN) {
|
|
|
|
if (search_flags & AV_OPT_SEARCH_FAKE_OBJ) {
|
|
|
|
const AVClass *child = NULL;
|
|
|
|
while (child = av_opt_child_class_next(c, child))
|
|
|
|
if (o = av_opt_find2(&child, name, unit, opt_flags, search_flags, NULL))
|
|
|
|
return o;
|
|
|
|
} else {
|
|
|
|
void *child = NULL;
|
|
|
|
while (child = av_opt_child_next(obj, child))
|
|
|
|
if (o = av_opt_find2(child, name, unit, opt_flags, search_flags, target_obj))
|
|
|
|
return o;
|
|
|
|
}
|
|
|
|
}
|
2011-05-22 11:25:19 +00:00
|
|
|
|
2011-10-03 19:10:06 +00:00
|
|
|
while (o = av_opt_next(obj, o)) {
|
2011-07-06 17:56:58 +00:00
|
|
|
if (!strcmp(o->name, name) && (o->flags & opt_flags) == opt_flags &&
|
2011-10-04 05:38:01 +00:00
|
|
|
((!unit && o->type != AV_OPT_TYPE_CONST) ||
|
2011-10-13 02:55:40 +00:00
|
|
|
(unit && o->type == AV_OPT_TYPE_CONST && o->unit && !strcmp(o->unit, unit)))) {
|
2011-10-03 17:49:12 +00:00
|
|
|
if (target_obj) {
|
|
|
|
if (!(search_flags & AV_OPT_SEARCH_FAKE_OBJ))
|
|
|
|
*target_obj = obj;
|
|
|
|
else
|
|
|
|
*target_obj = NULL;
|
|
|
|
}
|
2011-05-22 11:25:19 +00:00
|
|
|
return o;
|
2011-10-03 17:49:12 +00:00
|
|
|
}
|
2011-05-22 11:25:19 +00:00
|
|
|
}
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
|
2011-10-03 17:49:12 +00:00
|
|
|
void *av_opt_child_next(void *obj, void *prev)
|
|
|
|
{
|
2016-03-21 14:19:30 +00:00
|
|
|
const AVClass *c = *(AVClass **)obj;
|
2011-10-03 17:49:12 +00:00
|
|
|
if (c->child_next)
|
|
|
|
return c->child_next(obj, prev);
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
|
|
|
|
const AVClass *av_opt_child_class_next(const AVClass *parent, const AVClass *prev)
|
|
|
|
{
|
|
|
|
if (parent->child_class_next)
|
|
|
|
return parent->child_class_next(prev);
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
|
2011-12-03 20:16:46 +00:00
|
|
|
void *av_opt_ptr(const AVClass *class, void *obj, const char *name)
|
|
|
|
{
|
2012-01-20 19:27:09 +00:00
|
|
|
const AVOption *opt= av_opt_find2(&class, name, NULL, 0, AV_OPT_SEARCH_FAKE_OBJ, NULL);
|
2011-12-03 20:16:46 +00:00
|
|
|
if(!opt)
|
|
|
|
return NULL;
|
|
|
|
return (uint8_t*)obj + opt->offset;
|
|
|
|
}
|
|
|
|
|
2014-05-30 19:02:07 +00:00
|
|
|
static int opt_size(enum AVOptionType type)
|
|
|
|
{
|
|
|
|
switch(type) {
|
2015-09-06 17:10:53 +00:00
|
|
|
case AV_OPT_TYPE_BOOL:
|
2014-05-30 19:02:07 +00:00
|
|
|
case AV_OPT_TYPE_INT:
|
2016-03-21 14:19:30 +00:00
|
|
|
case AV_OPT_TYPE_FLAGS:
|
|
|
|
return sizeof(int);
|
2014-05-30 19:02:07 +00:00
|
|
|
case AV_OPT_TYPE_DURATION:
|
|
|
|
case AV_OPT_TYPE_CHANNEL_LAYOUT:
|
2016-03-21 14:19:30 +00:00
|
|
|
case AV_OPT_TYPE_INT64:
|
2016-11-20 11:57:43 +00:00
|
|
|
case AV_OPT_TYPE_UINT64:
|
2016-03-21 14:19:30 +00:00
|
|
|
return sizeof(int64_t);
|
|
|
|
case AV_OPT_TYPE_DOUBLE:
|
|
|
|
return sizeof(double);
|
|
|
|
case AV_OPT_TYPE_FLOAT:
|
|
|
|
return sizeof(float);
|
|
|
|
case AV_OPT_TYPE_STRING:
|
2016-04-21 15:40:10 +00:00
|
|
|
return sizeof(uint8_t*);
|
2014-05-30 19:02:07 +00:00
|
|
|
case AV_OPT_TYPE_VIDEO_RATE:
|
2016-03-21 14:19:30 +00:00
|
|
|
case AV_OPT_TYPE_RATIONAL:
|
|
|
|
return sizeof(AVRational);
|
|
|
|
case AV_OPT_TYPE_BINARY:
|
2016-04-21 15:40:10 +00:00
|
|
|
return sizeof(uint8_t*) + sizeof(int);
|
|
|
|
case AV_OPT_TYPE_IMAGE_SIZE:
|
|
|
|
return sizeof(int[2]);
|
|
|
|
case AV_OPT_TYPE_PIXEL_FMT:
|
|
|
|
return sizeof(enum AVPixelFormat);
|
|
|
|
case AV_OPT_TYPE_SAMPLE_FMT:
|
|
|
|
return sizeof(enum AVSampleFormat);
|
|
|
|
case AV_OPT_TYPE_COLOR:
|
|
|
|
return 4;
|
2014-05-30 19:02:07 +00:00
|
|
|
}
|
2014-05-30 19:04:14 +00:00
|
|
|
return AVERROR(EINVAL);
|
2014-05-30 19:02:07 +00:00
|
|
|
}
|
|
|
|
|
2015-09-05 15:56:28 +00:00
|
|
|
int av_opt_copy(void *dst, const void *src)
|
2014-05-30 19:04:14 +00:00
|
|
|
{
|
|
|
|
const AVOption *o = NULL;
|
|
|
|
const AVClass *c;
|
|
|
|
int ret = 0;
|
|
|
|
|
|
|
|
if (!src)
|
2014-05-30 19:04:14 +00:00
|
|
|
return AVERROR(EINVAL);
|
2014-05-30 19:04:14 +00:00
|
|
|
|
2016-03-21 14:19:30 +00:00
|
|
|
c = *(AVClass **)src;
|
|
|
|
if (!c || c != *(AVClass **)dst)
|
2014-05-30 19:04:14 +00:00
|
|
|
return AVERROR(EINVAL);
|
|
|
|
|
|
|
|
while ((o = av_opt_next(src, o))) {
|
2016-03-21 14:19:30 +00:00
|
|
|
void *field_dst = (uint8_t *)dst + o->offset;
|
|
|
|
void *field_src = (uint8_t *)src + o->offset;
|
|
|
|
uint8_t **field_dst8 = (uint8_t **)field_dst;
|
|
|
|
uint8_t **field_src8 = (uint8_t **)field_src;
|
2014-05-30 19:04:14 +00:00
|
|
|
|
|
|
|
if (o->type == AV_OPT_TYPE_STRING) {
|
2014-07-17 03:56:40 +00:00
|
|
|
if (*field_dst8 != *field_src8)
|
|
|
|
av_freep(field_dst8);
|
|
|
|
*field_dst8 = av_strdup(*field_src8);
|
2014-05-30 19:04:14 +00:00
|
|
|
if (*field_src8 && !*field_dst8)
|
|
|
|
ret = AVERROR(ENOMEM);
|
|
|
|
} else if (o->type == AV_OPT_TYPE_BINARY) {
|
2016-03-21 14:19:30 +00:00
|
|
|
int len = *(int *)(field_src8 + 1);
|
2014-05-30 19:04:14 +00:00
|
|
|
if (*field_dst8 != *field_src8)
|
|
|
|
av_freep(field_dst8);
|
|
|
|
*field_dst8 = av_memdup(*field_src8, len);
|
|
|
|
if (len && !*field_dst8) {
|
|
|
|
ret = AVERROR(ENOMEM);
|
|
|
|
len = 0;
|
|
|
|
}
|
2016-03-21 14:19:30 +00:00
|
|
|
*(int *)(field_dst8 + 1) = len;
|
2014-05-30 19:04:14 +00:00
|
|
|
} else if (o->type == AV_OPT_TYPE_CONST) {
|
|
|
|
// do nothing
|
2014-11-08 17:12:56 +00:00
|
|
|
} else if (o->type == AV_OPT_TYPE_DICT) {
|
|
|
|
AVDictionary **sdict = (AVDictionary **) field_src;
|
|
|
|
AVDictionary **ddict = (AVDictionary **) field_dst;
|
|
|
|
if (*sdict != *ddict)
|
|
|
|
av_dict_free(ddict);
|
|
|
|
*ddict = NULL;
|
|
|
|
av_dict_copy(ddict, *sdict, 0);
|
|
|
|
if (av_dict_count(*sdict) != av_dict_count(*ddict))
|
|
|
|
ret = AVERROR(ENOMEM);
|
2014-05-30 19:04:14 +00:00
|
|
|
} else {
|
2014-05-30 19:04:14 +00:00
|
|
|
int size = opt_size(o->type);
|
|
|
|
if (size < 0)
|
|
|
|
ret = size;
|
|
|
|
else
|
|
|
|
memcpy(field_dst, field_src, size);
|
2014-05-30 19:04:14 +00:00
|
|
|
}
|
|
|
|
}
|
|
|
|
return ret;
|
|
|
|
}
|
|
|
|
|
2012-12-08 17:34:38 +00:00
|
|
|
int av_opt_query_ranges(AVOptionRanges **ranges_arg, void *obj, const char *key, int flags)
|
|
|
|
{
|
2014-03-30 13:09:10 +00:00
|
|
|
int ret;
|
2012-11-25 16:10:09 +00:00
|
|
|
const AVClass *c = *(AVClass**)obj;
|
|
|
|
int (*callback)(AVOptionRanges **, void *obj, const char *key, int flags) = NULL;
|
|
|
|
|
2012-12-08 17:34:38 +00:00
|
|
|
if (c->version > (52 << 16 | 11 << 8))
|
2012-11-25 16:10:09 +00:00
|
|
|
callback = c->query_ranges;
|
|
|
|
|
2012-12-08 17:34:38 +00:00
|
|
|
if (!callback)
|
2012-11-25 16:10:09 +00:00
|
|
|
callback = av_opt_query_ranges_default;
|
|
|
|
|
2014-03-30 13:09:10 +00:00
|
|
|
ret = callback(ranges_arg, obj, key, flags);
|
|
|
|
if (ret >= 0) {
|
|
|
|
if (!(flags & AV_OPT_MULTI_COMPONENT_RANGE))
|
|
|
|
ret = 1;
|
|
|
|
(*ranges_arg)->nb_components = ret;
|
|
|
|
}
|
|
|
|
return ret;
|
2012-11-25 16:10:09 +00:00
|
|
|
}
|
|
|
|
|
2012-12-08 17:34:38 +00:00
|
|
|
int av_opt_query_ranges_default(AVOptionRanges **ranges_arg, void *obj, const char *key, int flags)
|
|
|
|
{
|
2012-11-25 16:10:09 +00:00
|
|
|
AVOptionRanges *ranges = av_mallocz(sizeof(*ranges));
|
|
|
|
AVOptionRange **range_array = av_mallocz(sizeof(void*));
|
|
|
|
AVOptionRange *range = av_mallocz(sizeof(*range));
|
|
|
|
const AVOption *field = av_opt_find(obj, key, NULL, 0, flags);
|
2012-12-08 17:41:06 +00:00
|
|
|
int ret;
|
2012-11-25 16:10:09 +00:00
|
|
|
|
|
|
|
*ranges_arg = NULL;
|
|
|
|
|
2012-12-08 17:41:06 +00:00
|
|
|
if (!ranges || !range || !range_array || !field) {
|
|
|
|
ret = AVERROR(ENOMEM);
|
2012-11-25 16:10:09 +00:00
|
|
|
goto fail;
|
2012-12-08 17:41:06 +00:00
|
|
|
}
|
2012-11-25 16:10:09 +00:00
|
|
|
|
|
|
|
ranges->range = range_array;
|
|
|
|
ranges->range[0] = range;
|
|
|
|
ranges->nb_ranges = 1;
|
2014-03-30 13:09:10 +00:00
|
|
|
ranges->nb_components = 1;
|
2012-11-25 16:10:09 +00:00
|
|
|
range->is_range = 1;
|
|
|
|
range->value_min = field->min;
|
|
|
|
range->value_max = field->max;
|
|
|
|
|
2012-12-08 17:34:38 +00:00
|
|
|
switch (field->type) {
|
2015-09-06 17:10:53 +00:00
|
|
|
case AV_OPT_TYPE_BOOL:
|
2012-11-25 16:10:09 +00:00
|
|
|
case AV_OPT_TYPE_INT:
|
|
|
|
case AV_OPT_TYPE_INT64:
|
2016-11-20 11:57:43 +00:00
|
|
|
case AV_OPT_TYPE_UINT64:
|
2012-11-25 16:10:09 +00:00
|
|
|
case AV_OPT_TYPE_PIXEL_FMT:
|
|
|
|
case AV_OPT_TYPE_SAMPLE_FMT:
|
|
|
|
case AV_OPT_TYPE_FLOAT:
|
|
|
|
case AV_OPT_TYPE_DOUBLE:
|
2013-03-16 14:25:55 +00:00
|
|
|
case AV_OPT_TYPE_DURATION:
|
2013-05-13 12:56:09 +00:00
|
|
|
case AV_OPT_TYPE_COLOR:
|
2013-10-04 10:07:55 +00:00
|
|
|
case AV_OPT_TYPE_CHANNEL_LAYOUT:
|
2012-11-25 16:10:09 +00:00
|
|
|
break;
|
|
|
|
case AV_OPT_TYPE_STRING:
|
|
|
|
range->component_min = 0;
|
|
|
|
range->component_max = 0x10FFFF; // max unicode value
|
|
|
|
range->value_min = -1;
|
|
|
|
range->value_max = INT_MAX;
|
|
|
|
break;
|
|
|
|
case AV_OPT_TYPE_RATIONAL:
|
|
|
|
range->component_min = INT_MIN;
|
|
|
|
range->component_max = INT_MAX;
|
|
|
|
break;
|
|
|
|
case AV_OPT_TYPE_IMAGE_SIZE:
|
|
|
|
range->component_min = 0;
|
|
|
|
range->component_max = INT_MAX/128/8;
|
|
|
|
range->value_min = 0;
|
|
|
|
range->value_max = INT_MAX/8;
|
|
|
|
break;
|
2013-03-17 10:49:56 +00:00
|
|
|
case AV_OPT_TYPE_VIDEO_RATE:
|
|
|
|
range->component_min = 1;
|
|
|
|
range->component_max = INT_MAX;
|
|
|
|
range->value_min = 1;
|
|
|
|
range->value_max = INT_MAX;
|
|
|
|
break;
|
2012-11-25 16:10:09 +00:00
|
|
|
default:
|
2012-12-08 17:41:06 +00:00
|
|
|
ret = AVERROR(ENOSYS);
|
2012-11-25 16:10:09 +00:00
|
|
|
goto fail;
|
|
|
|
}
|
|
|
|
|
|
|
|
*ranges_arg = ranges;
|
2014-03-30 13:09:10 +00:00
|
|
|
return 1;
|
2012-11-25 16:10:09 +00:00
|
|
|
fail:
|
|
|
|
av_free(ranges);
|
|
|
|
av_free(range);
|
2012-12-10 23:00:54 +00:00
|
|
|
av_free(range_array);
|
2012-12-08 17:41:06 +00:00
|
|
|
return ret;
|
2012-11-25 16:10:09 +00:00
|
|
|
}
|
|
|
|
|
2012-12-08 17:34:38 +00:00
|
|
|
void av_opt_freep_ranges(AVOptionRanges **rangesp)
|
|
|
|
{
|
2012-11-25 16:10:09 +00:00
|
|
|
int i;
|
|
|
|
AVOptionRanges *ranges = *rangesp;
|
|
|
|
|
2014-04-03 12:44:43 +00:00
|
|
|
if (!ranges)
|
|
|
|
return;
|
|
|
|
|
2014-03-30 13:09:10 +00:00
|
|
|
for (i = 0; i < ranges->nb_ranges * ranges->nb_components; i++) {
|
2012-11-25 16:10:09 +00:00
|
|
|
AVOptionRange *range = ranges->range[i];
|
2014-04-04 17:28:45 +00:00
|
|
|
if (range) {
|
|
|
|
av_freep(&range->str);
|
|
|
|
av_freep(&ranges->range[i]);
|
|
|
|
}
|
2012-11-25 16:10:09 +00:00
|
|
|
}
|
|
|
|
av_freep(&ranges->range);
|
|
|
|
av_freep(rangesp);
|
|
|
|
}
|
|
|
|
|
2014-11-10 21:25:30 +00:00
|
|
|
int av_opt_is_set_to_default(void *obj, const AVOption *o)
|
|
|
|
{
|
|
|
|
int64_t i64;
|
|
|
|
double d, d2;
|
|
|
|
float f;
|
|
|
|
AVRational q;
|
|
|
|
int ret, w, h;
|
|
|
|
char *str;
|
|
|
|
void *dst;
|
|
|
|
|
|
|
|
if (!o || !obj)
|
|
|
|
return AVERROR(EINVAL);
|
|
|
|
|
|
|
|
dst = ((uint8_t*)obj) + o->offset;
|
|
|
|
|
|
|
|
switch (o->type) {
|
|
|
|
case AV_OPT_TYPE_CONST:
|
|
|
|
return 1;
|
2015-09-06 17:10:53 +00:00
|
|
|
case AV_OPT_TYPE_BOOL:
|
2014-11-10 21:25:30 +00:00
|
|
|
case AV_OPT_TYPE_FLAGS:
|
|
|
|
case AV_OPT_TYPE_PIXEL_FMT:
|
|
|
|
case AV_OPT_TYPE_SAMPLE_FMT:
|
|
|
|
case AV_OPT_TYPE_INT:
|
|
|
|
case AV_OPT_TYPE_CHANNEL_LAYOUT:
|
|
|
|
case AV_OPT_TYPE_DURATION:
|
|
|
|
case AV_OPT_TYPE_INT64:
|
2016-11-20 11:57:43 +00:00
|
|
|
case AV_OPT_TYPE_UINT64:
|
2014-11-10 21:25:30 +00:00
|
|
|
read_number(o, dst, NULL, NULL, &i64);
|
|
|
|
return o->default_val.i64 == i64;
|
|
|
|
case AV_OPT_TYPE_STRING:
|
|
|
|
str = *(char **)dst;
|
|
|
|
if (str == o->default_val.str) //2 NULLs
|
|
|
|
return 1;
|
|
|
|
if (!str || !o->default_val.str) //1 NULL
|
|
|
|
return 0;
|
|
|
|
return !strcmp(str, o->default_val.str);
|
|
|
|
case AV_OPT_TYPE_DOUBLE:
|
|
|
|
read_number(o, dst, &d, NULL, NULL);
|
|
|
|
return o->default_val.dbl == d;
|
|
|
|
case AV_OPT_TYPE_FLOAT:
|
|
|
|
read_number(o, dst, &d, NULL, NULL);
|
|
|
|
f = o->default_val.dbl;
|
|
|
|
d2 = f;
|
|
|
|
return d2 == d;
|
|
|
|
case AV_OPT_TYPE_RATIONAL:
|
|
|
|
q = av_d2q(o->default_val.dbl, INT_MAX);
|
|
|
|
return !av_cmp_q(*(AVRational*)dst, q);
|
|
|
|
case AV_OPT_TYPE_BINARY: {
|
|
|
|
struct {
|
|
|
|
uint8_t *data;
|
|
|
|
int size;
|
|
|
|
} tmp = {0};
|
|
|
|
int opt_size = *(int *)((void **)dst + 1);
|
|
|
|
void *opt_ptr = *(void **)dst;
|
2014-12-07 18:53:18 +00:00
|
|
|
if (!opt_size && (!o->default_val.str || !strlen(o->default_val.str)))
|
2014-11-10 21:25:30 +00:00
|
|
|
return 1;
|
2014-12-07 18:53:18 +00:00
|
|
|
if (!opt_size || !o->default_val.str || !strlen(o->default_val.str ))
|
2014-11-10 21:25:30 +00:00
|
|
|
return 0;
|
|
|
|
if (opt_size != strlen(o->default_val.str) / 2)
|
|
|
|
return 0;
|
|
|
|
ret = set_string_binary(NULL, NULL, o->default_val.str, &tmp.data);
|
|
|
|
if (!ret)
|
|
|
|
ret = !memcmp(opt_ptr, tmp.data, tmp.size);
|
|
|
|
av_free(tmp.data);
|
|
|
|
return ret;
|
|
|
|
}
|
|
|
|
case AV_OPT_TYPE_DICT:
|
|
|
|
/* Binary and dict have not default support yet. Any pointer is not default. */
|
|
|
|
return !!(*(void **)dst);
|
|
|
|
case AV_OPT_TYPE_IMAGE_SIZE:
|
|
|
|
if (!o->default_val.str || !strcmp(o->default_val.str, "none"))
|
|
|
|
w = h = 0;
|
|
|
|
else if ((ret = av_parse_video_size(&w, &h, o->default_val.str)) < 0)
|
|
|
|
return ret;
|
|
|
|
return (w == *(int *)dst) && (h == *((int *)dst+1));
|
|
|
|
case AV_OPT_TYPE_VIDEO_RATE:
|
|
|
|
q = (AVRational){0, 0};
|
2014-12-07 01:57:39 +00:00
|
|
|
if (o->default_val.str) {
|
|
|
|
if ((ret = av_parse_video_rate(&q, o->default_val.str)) < 0)
|
|
|
|
return ret;
|
|
|
|
}
|
2014-11-10 21:25:30 +00:00
|
|
|
return !av_cmp_q(*(AVRational*)dst, q);
|
|
|
|
case AV_OPT_TYPE_COLOR: {
|
|
|
|
uint8_t color[4] = {0, 0, 0, 0};
|
2014-12-07 01:46:25 +00:00
|
|
|
if (o->default_val.str) {
|
|
|
|
if ((ret = av_parse_color(color, o->default_val.str, -1, NULL)) < 0)
|
|
|
|
return ret;
|
|
|
|
}
|
2014-11-10 21:25:30 +00:00
|
|
|
return !memcmp(color, dst, sizeof(color));
|
|
|
|
}
|
|
|
|
default:
|
|
|
|
av_log(obj, AV_LOG_WARNING, "Not supported option type: %d, option name: %s\n", o->type, o->name);
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
return AVERROR_PATCHWELCOME;
|
|
|
|
}
|
|
|
|
|
|
|
|
int av_opt_is_set_to_default_by_name(void *obj, const char *name, int search_flags)
|
|
|
|
{
|
|
|
|
const AVOption *o;
|
|
|
|
void *target;
|
|
|
|
if (!obj)
|
|
|
|
return AVERROR(EINVAL);
|
|
|
|
o = av_opt_find2(obj, name, NULL, 0, search_flags, &target);
|
|
|
|
if (!o)
|
|
|
|
return AVERROR_OPTION_NOT_FOUND;
|
|
|
|
return av_opt_is_set_to_default(target, o);
|
|
|
|
}
|
|
|
|
|
2014-11-10 21:28:44 +00:00
|
|
|
int av_opt_serialize(void *obj, int opt_flags, int flags, char **buffer,
|
|
|
|
const char key_val_sep, const char pairs_sep)
|
|
|
|
{
|
|
|
|
const AVOption *o = NULL;
|
|
|
|
uint8_t *buf;
|
|
|
|
AVBPrint bprint;
|
|
|
|
int ret, cnt = 0;
|
2014-11-25 19:25:10 +00:00
|
|
|
const char special_chars[] = {pairs_sep, key_val_sep, '\0'};
|
|
|
|
|
|
|
|
if (pairs_sep == '\0' || key_val_sep == '\0' || pairs_sep == key_val_sep ||
|
|
|
|
pairs_sep == '\\' || key_val_sep == '\\') {
|
|
|
|
av_log(obj, AV_LOG_ERROR, "Invalid separator(s) found.");
|
|
|
|
return AVERROR(EINVAL);
|
|
|
|
}
|
2014-11-10 21:28:44 +00:00
|
|
|
|
|
|
|
if (!obj || !buffer)
|
|
|
|
return AVERROR(EINVAL);
|
|
|
|
|
|
|
|
*buffer = NULL;
|
|
|
|
av_bprint_init(&bprint, 64, AV_BPRINT_SIZE_UNLIMITED);
|
|
|
|
|
|
|
|
while (o = av_opt_next(obj, o)) {
|
|
|
|
if (o->type == AV_OPT_TYPE_CONST)
|
|
|
|
continue;
|
|
|
|
if ((flags & AV_OPT_SERIALIZE_OPT_FLAGS_EXACT) && o->flags != opt_flags)
|
|
|
|
continue;
|
|
|
|
else if (((o->flags & opt_flags) != opt_flags))
|
|
|
|
continue;
|
|
|
|
if (flags & AV_OPT_SERIALIZE_SKIP_DEFAULTS && av_opt_is_set_to_default(obj, o) > 0)
|
|
|
|
continue;
|
|
|
|
if ((ret = av_opt_get(obj, o->name, 0, &buf)) < 0) {
|
|
|
|
av_bprint_finalize(&bprint, NULL);
|
|
|
|
return ret;
|
|
|
|
}
|
|
|
|
if (buf) {
|
|
|
|
if (cnt++)
|
|
|
|
av_bprint_append_data(&bprint, &pairs_sep, 1);
|
2014-11-25 19:25:10 +00:00
|
|
|
av_bprint_escape(&bprint, o->name, special_chars, AV_ESCAPE_MODE_BACKSLASH, 0);
|
|
|
|
av_bprint_append_data(&bprint, &key_val_sep, 1);
|
|
|
|
av_bprint_escape(&bprint, buf, special_chars, AV_ESCAPE_MODE_BACKSLASH, 0);
|
2014-11-10 21:28:44 +00:00
|
|
|
av_freep(&buf);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
av_bprint_finalize(&bprint, buffer);
|
|
|
|
return 0;
|
|
|
|
}
|