mirror of
https://github.com/mpv-player/mpv
synced 2024-12-25 00:02:13 +00:00
46cf722d80
For avcodec_free_frame().
860 lines
29 KiB
C
860 lines
29 KiB
C
/*
|
|
* This file is part of MPlayer.
|
|
*
|
|
* MPlayer is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; either version 2 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* MPlayer is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License along
|
|
* with MPlayer; if not, write to the Free Software Foundation, Inc.,
|
|
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
|
|
*/
|
|
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <assert.h>
|
|
#include <time.h>
|
|
#include <stdbool.h>
|
|
#include <sys/types.h>
|
|
|
|
#include <libavutil/common.h>
|
|
#include <libavutil/opt.h>
|
|
#include <libavutil/intreadwrite.h>
|
|
|
|
#include "compat/libav.h"
|
|
|
|
#include "talloc.h"
|
|
#include "config.h"
|
|
#include "core/mp_msg.h"
|
|
#include "core/options.h"
|
|
#include "core/av_opts.h"
|
|
|
|
#include "compat/mpbswap.h"
|
|
#include "video/fmt-conversion.h"
|
|
|
|
#include "vd.h"
|
|
#include "video/img_format.h"
|
|
#include "demux/stheader.h"
|
|
#include "demux/demux_packet.h"
|
|
#include "core/codec-cfg.h"
|
|
#include "osdep/numcores.h"
|
|
#include "video/csputils.h"
|
|
|
|
static const vd_info_t info = {
|
|
"libavcodec video codecs",
|
|
"ffmpeg",
|
|
"",
|
|
"",
|
|
"native codecs",
|
|
.print_name = "libavcodec",
|
|
};
|
|
|
|
#include "libavcodec/avcodec.h"
|
|
|
|
#if AVPALETTE_SIZE > 1024
|
|
#error palette too large, adapt libmpcodecs/vf.c:vf_get_image
|
|
#endif
|
|
|
|
typedef struct {
|
|
AVCodecContext *avctx;
|
|
AVFrame *pic;
|
|
enum PixelFormat pix_fmt;
|
|
int do_slices;
|
|
int do_dr1;
|
|
int vo_initialized;
|
|
int best_csp;
|
|
int qp_stat[32];
|
|
double qp_sum;
|
|
double inv_qp_sum;
|
|
int ip_count;
|
|
int b_count;
|
|
AVRational last_sample_aspect_ratio;
|
|
enum AVDiscard skip_frame;
|
|
} vd_ffmpeg_ctx;
|
|
|
|
#include "core/m_option.h"
|
|
|
|
static int get_buffer(AVCodecContext *avctx, AVFrame *pic);
|
|
static void release_buffer(AVCodecContext *avctx, AVFrame *pic);
|
|
static void draw_slice(struct AVCodecContext *s, const AVFrame *src,
|
|
int offset[4], int y, int type, int height);
|
|
|
|
static enum PixelFormat get_format(struct AVCodecContext *avctx,
|
|
const enum PixelFormat *pix_fmt);
|
|
static void uninit(struct sh_video *sh);
|
|
|
|
const m_option_t lavc_decode_opts_conf[] = {
|
|
OPT_INTRANGE("bug", lavc_param.workaround_bugs, 0, -1, 999999),
|
|
OPT_FLAG_ON("gray", lavc_param.gray, 0),
|
|
OPT_INTRANGE("idct", lavc_param.idct_algo, 0, 0, 99),
|
|
OPT_INTRANGE("ec", lavc_param.error_concealment, 0, 0, 99),
|
|
OPT_FLAG_ON("vstats", lavc_param.vstats, 0),
|
|
OPT_INTRANGE("debug", lavc_param.debug, 0, 0, 9999999),
|
|
OPT_INTRANGE("vismv", lavc_param.vismv, 0, 0, 9999999),
|
|
OPT_INTRANGE("st", lavc_param.skip_top, 0, 0, 999),
|
|
OPT_INTRANGE("sb", lavc_param.skip_bottom, 0, 0, 999),
|
|
OPT_FLAG_CONSTANTS("fast", lavc_param.fast, 0, 0, CODEC_FLAG2_FAST),
|
|
OPT_STRING("lowres", lavc_param.lowres_str, 0),
|
|
OPT_STRING("skiploopfilter", lavc_param.skip_loop_filter_str, 0),
|
|
OPT_STRING("skipidct", lavc_param.skip_idct_str, 0),
|
|
OPT_STRING("skipframe", lavc_param.skip_frame_str, 0),
|
|
OPT_INTRANGE("threads", lavc_param.threads, 0, 0, 16),
|
|
OPT_FLAG_CONSTANTS("bitexact", lavc_param.bitexact, 0, 0, CODEC_FLAG_BITEXACT),
|
|
OPT_STRING("o", lavc_param.avopt, 0),
|
|
{NULL, NULL, 0, 0, 0, 0, NULL}
|
|
};
|
|
|
|
static enum AVDiscard str2AVDiscard(char *str)
|
|
{
|
|
if (!str) return AVDISCARD_DEFAULT;
|
|
if (strcasecmp(str, "none" ) == 0) return AVDISCARD_NONE;
|
|
if (strcasecmp(str, "default") == 0) return AVDISCARD_DEFAULT;
|
|
if (strcasecmp(str, "nonref" ) == 0) return AVDISCARD_NONREF;
|
|
if (strcasecmp(str, "bidir" ) == 0) return AVDISCARD_BIDIR;
|
|
if (strcasecmp(str, "nonkey" ) == 0) return AVDISCARD_NONKEY;
|
|
if (strcasecmp(str, "all" ) == 0) return AVDISCARD_ALL;
|
|
mp_msg(MSGT_DECVIDEO, MSGL_ERR, "Unknown discard value %s\n", str);
|
|
return AVDISCARD_DEFAULT;
|
|
}
|
|
|
|
static int init(sh_video_t *sh)
|
|
{
|
|
struct lavc_param *lavc_param = &sh->opts->lavc_param;
|
|
AVCodecContext *avctx;
|
|
vd_ffmpeg_ctx *ctx;
|
|
AVCodec *lavc_codec = NULL;
|
|
enum PixelFormat rawfmt = PIX_FMT_NONE;
|
|
int do_vis_debug = lavc_param->vismv ||
|
|
(lavc_param->debug & (FF_DEBUG_VIS_MB_TYPE | FF_DEBUG_VIS_QP));
|
|
|
|
ctx = sh->context = talloc_zero(NULL, vd_ffmpeg_ctx);
|
|
|
|
if (sh->codec->dll) {
|
|
lavc_codec = avcodec_find_decoder_by_name(sh->codec->dll);
|
|
if (!lavc_codec) {
|
|
mp_tmsg(MSGT_DECVIDEO, MSGL_ERR,
|
|
"Cannot find codec '%s' in libavcodec...\n",
|
|
sh->codec->dll);
|
|
uninit(sh);
|
|
return 0;
|
|
}
|
|
} else if (sh->libav_codec_id) {
|
|
lavc_codec = avcodec_find_decoder(sh->libav_codec_id);
|
|
if (!lavc_codec) {
|
|
mp_tmsg(MSGT_DECVIDEO, MSGL_INFO, "Libavcodec has no decoder "
|
|
"for this codec\n");
|
|
uninit(sh);
|
|
return 0;
|
|
}
|
|
} else if (!IMGFMT_IS_HWACCEL(sh->format)) {
|
|
rawfmt = imgfmt2pixfmt(sh->format);
|
|
if (rawfmt != PIX_FMT_NONE)
|
|
lavc_codec = avcodec_find_decoder_by_name("rawvideo");
|
|
}
|
|
if (!lavc_codec) {
|
|
uninit(sh);
|
|
return 0;
|
|
}
|
|
|
|
sh->codecname = lavc_codec->long_name;
|
|
if (!sh->codecname)
|
|
sh->codecname = lavc_codec->name;
|
|
|
|
if (sh->opts->vd_use_slices
|
|
&& (lavc_codec->capabilities & CODEC_CAP_DRAW_HORIZ_BAND)
|
|
&& !do_vis_debug)
|
|
ctx->do_slices = 1;
|
|
|
|
if (lavc_codec->capabilities & CODEC_CAP_DR1 && !do_vis_debug
|
|
&& lavc_codec->id != CODEC_ID_H264
|
|
&& lavc_codec->id != CODEC_ID_INTERPLAY_VIDEO
|
|
&& lavc_codec->id != CODEC_ID_ROQ && lavc_codec->id != CODEC_ID_VP8
|
|
&& lavc_codec->id != CODEC_ID_LAGARITH)
|
|
ctx->do_dr1 = sh->opts->vd_use_dr1;
|
|
ctx->ip_count = ctx->b_count = 0;
|
|
|
|
ctx->pic = avcodec_alloc_frame();
|
|
ctx->avctx = avcodec_alloc_context3(lavc_codec);
|
|
avctx = ctx->avctx;
|
|
avctx->opaque = sh;
|
|
avctx->codec_type = AVMEDIA_TYPE_VIDEO;
|
|
avctx->codec_id = lavc_codec->id;
|
|
|
|
if (lavc_codec->capabilities & CODEC_CAP_HWACCEL // XvMC
|
|
|| lavc_codec->capabilities & CODEC_CAP_HWACCEL_VDPAU) {
|
|
ctx->do_dr1 = true;
|
|
ctx->do_slices = true;
|
|
lavc_param->threads = 1;
|
|
avctx->get_format = get_format;
|
|
avctx->get_buffer = get_buffer;
|
|
avctx->release_buffer = release_buffer;
|
|
avctx->reget_buffer = get_buffer;
|
|
avctx->draw_horiz_band = draw_slice;
|
|
if (lavc_codec->capabilities & CODEC_CAP_HWACCEL_VDPAU)
|
|
mp_msg(MSGT_DECVIDEO, MSGL_V, "[VD_FFMPEG] VDPAU hardware "
|
|
"decoding.\n");
|
|
avctx->slice_flags = SLICE_FLAG_CODED_ORDER | SLICE_FLAG_ALLOW_FIELD;
|
|
}
|
|
|
|
if (lavc_param->threads == 0) {
|
|
int threads = default_thread_count();
|
|
if (threads < 1) {
|
|
mp_msg(MSGT_DECVIDEO, MSGL_WARN, "[VD_FFMPEG] Could not determine "
|
|
"thread count to use, defaulting to 1.\n");
|
|
threads = 1;
|
|
}
|
|
threads = FFMIN(threads, 16);
|
|
lavc_param->threads = threads;
|
|
}
|
|
/* Our get_buffer and draw_horiz_band callbacks are not safe to call
|
|
* from other threads. */
|
|
if (lavc_param->threads > 1) {
|
|
ctx->do_dr1 = false;
|
|
ctx->do_slices = false;
|
|
mp_tmsg(MSGT_DECVIDEO, MSGL_V, "Asking decoder to use "
|
|
"%d threads if supported.\n", lavc_param->threads);
|
|
}
|
|
|
|
if (ctx->do_dr1) {
|
|
avctx->flags |= CODEC_FLAG_EMU_EDGE;
|
|
avctx->get_buffer = get_buffer;
|
|
avctx->release_buffer = release_buffer;
|
|
avctx->reget_buffer = get_buffer;
|
|
}
|
|
|
|
avctx->flags |= lavc_param->bitexact;
|
|
|
|
avctx->coded_width = sh->disp_w;
|
|
avctx->coded_height = sh->disp_h;
|
|
avctx->workaround_bugs = lavc_param->workaround_bugs;
|
|
if (lavc_param->gray)
|
|
avctx->flags |= CODEC_FLAG_GRAY;
|
|
avctx->flags2 |= lavc_param->fast;
|
|
if (rawfmt == PIX_FMT_NONE) {
|
|
avctx->codec_tag = sh->format;
|
|
} else {
|
|
avctx->pix_fmt = rawfmt;
|
|
}
|
|
if (sh->gsh->lavf_codec_tag)
|
|
avctx->codec_tag = sh->gsh->lavf_codec_tag;
|
|
avctx->stream_codec_tag = sh->video.fccHandler;
|
|
avctx->idct_algo = lavc_param->idct_algo;
|
|
avctx->error_concealment = lavc_param->error_concealment;
|
|
avctx->debug = lavc_param->debug;
|
|
if (lavc_param->debug)
|
|
av_log_set_level(AV_LOG_DEBUG);
|
|
avctx->debug_mv = lavc_param->vismv;
|
|
avctx->skip_top = lavc_param->skip_top;
|
|
avctx->skip_bottom = lavc_param->skip_bottom;
|
|
if (lavc_param->lowres_str != NULL) {
|
|
int lowres, lowres_w;
|
|
sscanf(lavc_param->lowres_str, "%d,%d", &lowres, &lowres_w);
|
|
if (lowres < 1 || lowres > 16 ||
|
|
lowres_w > 0 && avctx->width < lowres_w)
|
|
lowres = 0;
|
|
avctx->lowres = lowres;
|
|
}
|
|
avctx->skip_loop_filter = str2AVDiscard(lavc_param->skip_loop_filter_str);
|
|
avctx->skip_idct = str2AVDiscard(lavc_param->skip_idct_str);
|
|
avctx->skip_frame = str2AVDiscard(lavc_param->skip_frame_str);
|
|
|
|
if (lavc_param->avopt) {
|
|
if (parse_avopts(avctx, lavc_param->avopt) < 0) {
|
|
mp_msg(MSGT_DECVIDEO, MSGL_ERR,
|
|
"Your options /%s/ look like gibberish to me pal\n",
|
|
lavc_param->avopt);
|
|
uninit(sh);
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
// Do this after the above avopt handling in case it changes values
|
|
ctx->skip_frame = avctx->skip_frame;
|
|
|
|
mp_dbg(MSGT_DECVIDEO, MSGL_DBG2,
|
|
"libavcodec.size: %d x %d\n", avctx->width, avctx->height);
|
|
switch (sh->format) {
|
|
case mmioFOURCC('S','V','Q','3'):
|
|
case mmioFOURCC('A','V','R','n'):
|
|
case mmioFOURCC('M','J','P','G'):
|
|
/* AVRn stores huffman table in AVI header */
|
|
/* Pegasus MJPEG stores it also in AVI header, but it uses the common
|
|
* MJPG fourcc :( */
|
|
if (!sh->bih || sh->bih->biSize <= sizeof(*sh->bih))
|
|
break;
|
|
av_opt_set_int(avctx, "extern_huff", 1, AV_OPT_SEARCH_CHILDREN);
|
|
avctx->extradata_size = sh->bih->biSize - sizeof(*sh->bih);
|
|
avctx->extradata = av_mallocz(avctx->extradata_size +
|
|
FF_INPUT_BUFFER_PADDING_SIZE);
|
|
memcpy(avctx->extradata, sh->bih + 1, avctx->extradata_size);
|
|
break;
|
|
|
|
case mmioFOURCC('R','V','1','0'):
|
|
case mmioFOURCC('R','V','1','3'):
|
|
case mmioFOURCC('R','V','2','0'):
|
|
case mmioFOURCC('R','V','3','0'):
|
|
case mmioFOURCC('R','V','4','0'):
|
|
if (sh->bih->biSize < sizeof(*sh->bih) + 8) {
|
|
// only 1 packet per frame & sub_id from fourcc
|
|
avctx->extradata_size = 8;
|
|
avctx->extradata = av_mallocz(avctx->extradata_size +
|
|
FF_INPUT_BUFFER_PADDING_SIZE);
|
|
((uint32_t *)avctx->extradata)[0] = 0;
|
|
((uint32_t *)avctx->extradata)[1] =
|
|
sh->format == mmioFOURCC('R','V','1','3') ?
|
|
0x10003001 : 0x10000000;
|
|
} else {
|
|
// has extra slice header (demux_rm or rm->avi streamcopy)
|
|
avctx->extradata_size = sh->bih->biSize - sizeof(*sh->bih);
|
|
avctx->extradata = av_mallocz(avctx->extradata_size +
|
|
FF_INPUT_BUFFER_PADDING_SIZE);
|
|
memcpy(avctx->extradata, sh->bih + 1, avctx->extradata_size);
|
|
}
|
|
break;
|
|
|
|
default:
|
|
if (!sh->bih || sh->bih->biSize <= sizeof(*sh->bih))
|
|
break;
|
|
avctx->extradata_size = sh->bih->biSize - sizeof(*sh->bih);
|
|
avctx->extradata = av_mallocz(avctx->extradata_size +
|
|
FF_INPUT_BUFFER_PADDING_SIZE);
|
|
memcpy(avctx->extradata, sh->bih + 1, avctx->extradata_size);
|
|
break;
|
|
}
|
|
|
|
if (sh->bih)
|
|
avctx->bits_per_coded_sample = sh->bih->biBitCount;
|
|
|
|
avctx->thread_count = lavc_param->threads;
|
|
|
|
/* open it */
|
|
if (avcodec_open2(avctx, lavc_codec, NULL) < 0) {
|
|
mp_tmsg(MSGT_DECVIDEO, MSGL_ERR, "Could not open codec.\n");
|
|
uninit(sh);
|
|
return 0;
|
|
}
|
|
return 1;
|
|
}
|
|
|
|
static void uninit(sh_video_t *sh)
|
|
{
|
|
vd_ffmpeg_ctx *ctx = sh->context;
|
|
AVCodecContext *avctx = ctx->avctx;
|
|
|
|
sh->codecname = NULL;
|
|
if (sh->opts->lavc_param.vstats && avctx->coded_frame) {
|
|
for (int i = 1; i < 32; i++)
|
|
mp_msg(MSGT_DECVIDEO, MSGL_INFO,
|
|
"QP: %d, count: %d\n", i, ctx->qp_stat[i]);
|
|
mp_tmsg(MSGT_DECVIDEO, MSGL_INFO, "[VD_FFMPEG] Arithmetic mean of QP: "
|
|
"%2.4f, Harmonic mean of QP: %2.4f\n",
|
|
ctx->qp_sum / avctx->coded_frame->coded_picture_number,
|
|
1.0 / (ctx->inv_qp_sum / avctx->coded_frame->coded_picture_number));
|
|
}
|
|
|
|
if (avctx) {
|
|
if (avctx->codec && avcodec_close(avctx) < 0)
|
|
mp_tmsg(MSGT_DECVIDEO, MSGL_ERR, "Could not close codec.\n");
|
|
|
|
av_freep(&avctx->extradata);
|
|
av_freep(&avctx->slice_offset);
|
|
}
|
|
|
|
av_freep(&avctx);
|
|
avcodec_free_frame(&ctx->pic);
|
|
talloc_free(ctx);
|
|
}
|
|
|
|
static void draw_slice(struct AVCodecContext *s,
|
|
const AVFrame *src, int offset[4],
|
|
int y, int type, int height)
|
|
{
|
|
sh_video_t *sh = s->opaque;
|
|
uint8_t *source[MP_MAX_PLANES] = {
|
|
src->data[0] + offset[0], src->data[1] + offset[1],
|
|
src->data[2] + offset[2]
|
|
};
|
|
int strides[MP_MAX_PLANES] = {
|
|
src->linesize[0], src->linesize[1], src->linesize[2]
|
|
};
|
|
if (height < 0) {
|
|
int i;
|
|
height = -height;
|
|
y -= height;
|
|
for (i = 0; i < MP_MAX_PLANES; i++) {
|
|
strides[i] = -strides[i];
|
|
source[i] -= strides[i];
|
|
}
|
|
}
|
|
if (y < sh->disp_h) {
|
|
height = FFMIN(height, sh->disp_h - y);
|
|
mpcodecs_draw_slice(sh, source, strides, sh->disp_w, height, 0, y);
|
|
}
|
|
}
|
|
|
|
|
|
static int init_vo(sh_video_t *sh, enum PixelFormat pix_fmt)
|
|
{
|
|
vd_ffmpeg_ctx *ctx = sh->context;
|
|
AVCodecContext *avctx = ctx->avctx;
|
|
float aspect = av_q2d(avctx->sample_aspect_ratio) *
|
|
avctx->width / avctx->height;
|
|
int width, height;
|
|
|
|
width = avctx->width;
|
|
height = avctx->height;
|
|
|
|
/* Reconfiguring filter/VO chain may invalidate direct rendering buffers
|
|
* we have allocated for libavcodec (including the VDPAU HW decoding
|
|
* case). Is it guaranteed that the code below only triggers in a situation
|
|
* with no busy direct rendering buffers for reference frames?
|
|
*/
|
|
if (av_cmp_q(avctx->sample_aspect_ratio, ctx->last_sample_aspect_ratio) ||
|
|
width != sh->disp_w || height != sh->disp_h ||
|
|
pix_fmt != ctx->pix_fmt || !ctx->vo_initialized) {
|
|
ctx->vo_initialized = 0;
|
|
mp_msg(MSGT_DECVIDEO, MSGL_V, "[ffmpeg] aspect_ratio: %f\n", aspect);
|
|
|
|
// Do not overwrite s->aspect on the first call, so that a container
|
|
// aspect if available is preferred.
|
|
// But set it even if the sample aspect did not change, since a
|
|
// resolution change can cause an aspect change even if the
|
|
// _sample_ aspect is unchanged.
|
|
if (sh->aspect == 0 || ctx->last_sample_aspect_ratio.den)
|
|
sh->aspect = aspect;
|
|
ctx->last_sample_aspect_ratio = avctx->sample_aspect_ratio;
|
|
sh->disp_w = width;
|
|
sh->disp_h = height;
|
|
ctx->pix_fmt = pix_fmt;
|
|
ctx->best_csp = pixfmt2imgfmt(pix_fmt);
|
|
const unsigned int *supported_fmts;
|
|
if (ctx->best_csp == IMGFMT_YV12)
|
|
supported_fmts = (const unsigned int[]){
|
|
IMGFMT_YV12, IMGFMT_I420, IMGFMT_IYUV, 0xffffffff
|
|
};
|
|
else if (ctx->best_csp == IMGFMT_422P)
|
|
supported_fmts = (const unsigned int[]){
|
|
IMGFMT_422P, IMGFMT_YV12, IMGFMT_I420, IMGFMT_IYUV, 0xffffffff
|
|
};
|
|
else
|
|
supported_fmts = (const unsigned int[]){ctx->best_csp, 0xffffffff};
|
|
|
|
sh->colorspace = avcol_spc_to_mp_csp(avctx->colorspace);
|
|
sh->color_range = avcol_range_to_mp_csp_levels(avctx->color_range);
|
|
|
|
if (!mpcodecs_config_vo(sh, sh->disp_w, sh->disp_h, supported_fmts,
|
|
ctx->best_csp))
|
|
return -1;
|
|
ctx->vo_initialized = 1;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static int get_buffer(AVCodecContext *avctx, AVFrame *pic)
|
|
{
|
|
sh_video_t *sh = avctx->opaque;
|
|
vd_ffmpeg_ctx *ctx = sh->context;
|
|
mp_image_t *mpi = NULL;
|
|
int flags = MP_IMGFLAG_ACCEPT_ALIGNED_STRIDE |
|
|
MP_IMGFLAG_PREFER_ALIGNED_STRIDE;
|
|
int type = MP_IMGTYPE_IPB;
|
|
int width = avctx->width;
|
|
int height = avctx->height;
|
|
// special case to handle reget_buffer without buffer hints
|
|
if (pic->opaque && pic->data[0] && !pic->buffer_hints)
|
|
return 0;
|
|
avcodec_align_dimensions(avctx, &width, &height);
|
|
|
|
if (pic->buffer_hints) {
|
|
mp_msg(MSGT_DECVIDEO, MSGL_DBG2, "Buffer hints: %u\n",
|
|
pic->buffer_hints);
|
|
type = MP_IMGTYPE_TEMP;
|
|
if (pic->buffer_hints & FF_BUFFER_HINTS_READABLE)
|
|
flags |= MP_IMGFLAG_READABLE;
|
|
if (pic->buffer_hints & FF_BUFFER_HINTS_PRESERVE) {
|
|
type = MP_IMGTYPE_STATIC;
|
|
flags |= MP_IMGFLAG_PRESERVE;
|
|
}
|
|
if (pic->buffer_hints & FF_BUFFER_HINTS_REUSABLE) {
|
|
type = MP_IMGTYPE_STATIC;
|
|
flags |= MP_IMGFLAG_PRESERVE;
|
|
}
|
|
flags |= ctx->do_slices ? MP_IMGFLAG_DRAW_CALLBACK : 0;
|
|
mp_msg(MSGT_DECVIDEO, MSGL_DBG2,
|
|
type == MP_IMGTYPE_STATIC ? "using STATIC\n" : "using TEMP\n");
|
|
} else {
|
|
if (!pic->reference) {
|
|
ctx->b_count++;
|
|
flags |= ctx->do_slices ? MP_IMGFLAG_DRAW_CALLBACK : 0;
|
|
} else {
|
|
ctx->ip_count++;
|
|
flags |= MP_IMGFLAG_PRESERVE | MP_IMGFLAG_READABLE
|
|
| (ctx->do_slices ? MP_IMGFLAG_DRAW_CALLBACK : 0);
|
|
}
|
|
}
|
|
|
|
if (init_vo(sh, avctx->pix_fmt) < 0) {
|
|
avctx->release_buffer = avcodec_default_release_buffer;
|
|
avctx->get_buffer = avcodec_default_get_buffer;
|
|
avctx->reget_buffer = avcodec_default_reget_buffer;
|
|
if (pic->data[0])
|
|
release_buffer(avctx, pic);
|
|
return avctx->get_buffer(avctx, pic);
|
|
}
|
|
|
|
if (IMGFMT_IS_HWACCEL(ctx->best_csp))
|
|
type = MP_IMGTYPE_NUMBERED | (0xffff << 16);
|
|
else if (!pic->buffer_hints) {
|
|
if (ctx->b_count > 1 || ctx->ip_count > 2) {
|
|
mp_tmsg(MSGT_DECVIDEO, MSGL_WARN, "[VD_FFMPEG] DRI failure.\n");
|
|
|
|
ctx->do_dr1 = 0; //FIXME
|
|
avctx->get_buffer = avcodec_default_get_buffer;
|
|
avctx->reget_buffer = avcodec_default_reget_buffer;
|
|
if (pic->data[0])
|
|
release_buffer(avctx, pic);
|
|
return avctx->get_buffer(avctx, pic);
|
|
}
|
|
|
|
if (avctx->has_b_frames || ctx->b_count)
|
|
type = MP_IMGTYPE_IPB;
|
|
else
|
|
type = MP_IMGTYPE_IP;
|
|
mp_msg(MSGT_DECVIDEO, MSGL_DBG2,
|
|
type == MP_IMGTYPE_IPB ? "using IPB\n" : "using IP\n");
|
|
}
|
|
|
|
if (ctx->best_csp == IMGFMT_RGB8 || ctx->best_csp == IMGFMT_BGR8)
|
|
flags |= MP_IMGFLAG_RGB_PALETTE;
|
|
mpi = mpcodecs_get_image(sh, type, flags, width, height);
|
|
if (!mpi)
|
|
return -1;
|
|
|
|
// ok, let's see what did we get:
|
|
if (mpi->flags & MP_IMGFLAG_DRAW_CALLBACK &&
|
|
!(mpi->flags & MP_IMGFLAG_DIRECT)) {
|
|
// nice, filter/vo likes draw_callback :)
|
|
avctx->draw_horiz_band = draw_slice;
|
|
} else
|
|
avctx->draw_horiz_band = NULL;
|
|
if (IMGFMT_IS_HWACCEL(mpi->imgfmt))
|
|
avctx->draw_horiz_band = draw_slice;
|
|
|
|
pic->data[0] = mpi->planes[0];
|
|
pic->data[1] = mpi->planes[1];
|
|
pic->data[2] = mpi->planes[2];
|
|
pic->data[3] = mpi->planes[3];
|
|
|
|
/* Note: some (many) codecs in libavcodec require
|
|
* linesize[1] == linesize[2] and no changes between frames.
|
|
* Lavc will check that and die with an error message if it's not true.
|
|
*/
|
|
pic->linesize[0] = mpi->stride[0];
|
|
pic->linesize[1] = mpi->stride[1];
|
|
pic->linesize[2] = mpi->stride[2];
|
|
pic->linesize[3] = mpi->stride[3];
|
|
|
|
pic->opaque = mpi;
|
|
|
|
pic->type = FF_BUFFER_TYPE_USER;
|
|
|
|
/* The libavcodec reordered_opaque functionality is implemented by
|
|
* a similar copy in avcodec_default_get_buffer() and without a
|
|
* workaround like this it'd stop working when a custom buffer
|
|
* callback is used.
|
|
*/
|
|
pic->reordered_opaque = avctx->reordered_opaque;
|
|
return 0;
|
|
}
|
|
|
|
static void release_buffer(struct AVCodecContext *avctx, AVFrame *pic)
|
|
{
|
|
mp_image_t *mpi = pic->opaque;
|
|
sh_video_t *sh = avctx->opaque;
|
|
vd_ffmpeg_ctx *ctx = sh->context;
|
|
|
|
if (ctx->ip_count <= 2 && ctx->b_count <= 1) {
|
|
if (mpi->flags & MP_IMGFLAG_PRESERVE)
|
|
ctx->ip_count--;
|
|
else
|
|
ctx->b_count--;
|
|
}
|
|
|
|
if (mpi) {
|
|
// release mpi (in case MPI_IMGTYPE_NUMBERED is used, e.g. for VDPAU)
|
|
mpi->usage_count--;
|
|
if (mpi->usage_count < 0) {
|
|
mp_msg(MSGT_DECVIDEO, MSGL_ERR, "Bad mp_image usage count, please report!\n");
|
|
mpi->usage_count = 0;
|
|
}
|
|
}
|
|
|
|
if (pic->type != FF_BUFFER_TYPE_USER) {
|
|
avcodec_default_release_buffer(avctx, pic);
|
|
return;
|
|
}
|
|
|
|
for (int i = 0; i < 4; i++)
|
|
pic->data[i] = NULL;
|
|
}
|
|
|
|
static av_unused void swap_palette(void *pal)
|
|
{
|
|
int i;
|
|
uint32_t *p = pal;
|
|
for (i = 0; i < AVPALETTE_COUNT; i++)
|
|
p[i] = le2me_32(p[i]);
|
|
}
|
|
|
|
static struct mp_image *decode(struct sh_video *sh, struct demux_packet *packet,
|
|
void *data, int len, int flags,
|
|
double *reordered_pts)
|
|
{
|
|
int got_picture = 0;
|
|
int ret;
|
|
vd_ffmpeg_ctx *ctx = sh->context;
|
|
AVFrame *pic = ctx->pic;
|
|
AVCodecContext *avctx = ctx->avctx;
|
|
struct lavc_param *lavc_param = &sh->opts->lavc_param;
|
|
mp_image_t *mpi = NULL;
|
|
int dr1 = ctx->do_dr1;
|
|
AVPacket pkt;
|
|
|
|
if (!dr1)
|
|
avctx->draw_horiz_band = NULL;
|
|
|
|
if (flags & 2)
|
|
avctx->skip_frame = AVDISCARD_ALL;
|
|
else if (flags & 1)
|
|
avctx->skip_frame = AVDISCARD_NONREF;
|
|
else
|
|
avctx->skip_frame = ctx->skip_frame;
|
|
|
|
av_init_packet(&pkt);
|
|
pkt.data = data;
|
|
pkt.size = len;
|
|
/* Some codecs (ZeroCodec, some cases of PNG) may want keyframe info
|
|
* from demuxer. */
|
|
if (packet && packet->keyframe)
|
|
pkt.flags |= AV_PKT_FLAG_KEY;
|
|
if (packet && packet->avpacket) {
|
|
pkt.side_data = packet->avpacket->side_data;
|
|
pkt.side_data_elems = packet->avpacket->side_data_elems;
|
|
}
|
|
// The avcodec opaque field stupidly supports only int64_t type
|
|
union pts { int64_t i; double d; };
|
|
avctx->reordered_opaque = (union pts){.d = *reordered_pts}.i;
|
|
ret = avcodec_decode_video2(avctx, pic, &got_picture, &pkt);
|
|
*reordered_pts = (union pts){.i = pic->reordered_opaque}.d;
|
|
|
|
dr1 = ctx->do_dr1;
|
|
if (ret < 0)
|
|
mp_msg(MSGT_DECVIDEO, MSGL_WARN, "Error while decoding frame!\n");
|
|
//-- vstats generation
|
|
while (lavc_param->vstats) { // always one time loop
|
|
static FILE *fvstats = NULL;
|
|
char filename[20];
|
|
static long long int all_len = 0;
|
|
static int frame_number = 0;
|
|
static double all_frametime = 0.0;
|
|
AVFrame *pic = avctx->coded_frame;
|
|
double quality = 0.0;
|
|
|
|
if (!pic)
|
|
break;
|
|
|
|
if (!fvstats) {
|
|
time_t today2;
|
|
struct tm *today;
|
|
today2 = time(NULL);
|
|
today = localtime(&today2);
|
|
sprintf(filename, "vstats_%02d%02d%02d.log", today->tm_hour,
|
|
today->tm_min, today->tm_sec);
|
|
fvstats = fopen(filename, "w");
|
|
if (!fvstats) {
|
|
perror("fopen");
|
|
lavc_param->vstats = 0; // disable block
|
|
break;
|
|
/*exit(1);*/
|
|
}
|
|
}
|
|
|
|
// average MB quantizer
|
|
{
|
|
int x, y;
|
|
int w = ((avctx->width << avctx->lowres) + 15) >> 4;
|
|
int h = ((avctx->height << avctx->lowres) + 15) >> 4;
|
|
int8_t *q = pic->qscale_table;
|
|
for (y = 0; y < h; y++) {
|
|
for (x = 0; x < w; x++)
|
|
quality += (double)*(q + x);
|
|
q += pic->qstride;
|
|
}
|
|
quality /= w * h;
|
|
}
|
|
|
|
all_len += len;
|
|
all_frametime += sh->frametime;
|
|
fprintf(fvstats, "frame= %5d q= %2.2f f_size= %6d s_size= %8.0fkB ",
|
|
++frame_number, quality, len, (double)all_len / 1024);
|
|
fprintf(fvstats, "time= %0.3f br= %7.1fkbits/s avg_br= %7.1fkbits/s ",
|
|
all_frametime, (double)(len * 8) / sh->frametime / 1000.0,
|
|
(double)(all_len * 8) / all_frametime / 1000.0);
|
|
switch (pic->pict_type) {
|
|
case AV_PICTURE_TYPE_I:
|
|
fprintf(fvstats, "type= I\n");
|
|
break;
|
|
case AV_PICTURE_TYPE_P:
|
|
fprintf(fvstats, "type= P\n");
|
|
break;
|
|
case AV_PICTURE_TYPE_S:
|
|
fprintf(fvstats, "type= S\n");
|
|
break;
|
|
case AV_PICTURE_TYPE_B:
|
|
fprintf(fvstats, "type= B\n");
|
|
break;
|
|
default:
|
|
fprintf(fvstats, "type= ? (%d)\n", pic->pict_type);
|
|
break;
|
|
}
|
|
|
|
ctx->qp_stat[(int)(quality + 0.5)]++;
|
|
ctx->qp_sum += quality;
|
|
ctx->inv_qp_sum += 1.0 / (double)quality;
|
|
|
|
break;
|
|
}
|
|
//--
|
|
|
|
if (!got_picture)
|
|
return NULL; // skipped image
|
|
|
|
if (init_vo(sh, avctx->pix_fmt) < 0)
|
|
return NULL;
|
|
|
|
if (dr1 && pic->opaque)
|
|
mpi = (mp_image_t *)pic->opaque;
|
|
|
|
if (!mpi)
|
|
mpi = mpcodecs_get_image(sh, MP_IMGTYPE_EXPORT, MP_IMGFLAG_PRESERVE,
|
|
avctx->width, avctx->height);
|
|
if (!mpi) { // temporary error?
|
|
mp_tmsg(MSGT_DECVIDEO, MSGL_WARN,
|
|
"[VD_FFMPEG] Couldn't allocate image for codec.\n");
|
|
return NULL;
|
|
}
|
|
|
|
if (!dr1) {
|
|
mpi->planes[0] = pic->data[0];
|
|
mpi->planes[1] = pic->data[1];
|
|
mpi->planes[2] = pic->data[2];
|
|
mpi->planes[3] = pic->data[3];
|
|
mpi->stride[0] = pic->linesize[0];
|
|
mpi->stride[1] = pic->linesize[1];
|
|
mpi->stride[2] = pic->linesize[2];
|
|
mpi->stride[3] = pic->linesize[3];
|
|
}
|
|
|
|
if (!mpi->planes[0])
|
|
return NULL;
|
|
|
|
if (ctx->best_csp == IMGFMT_422P && mpi->chroma_y_shift == 1) {
|
|
// we have 422p but user wants 420p
|
|
mpi->stride[1] *= 2;
|
|
mpi->stride[2] *= 2;
|
|
}
|
|
|
|
#if BYTE_ORDER == BIG_ENDIAN
|
|
// FIXME: this might cause problems for buffers with FF_BUFFER_HINTS_PRESERVE
|
|
if (mpi->bpp == 8)
|
|
swap_palette(mpi->planes[1]);
|
|
#endif
|
|
|
|
mpi->colorspace = sh->colorspace;
|
|
mpi->levels = sh->color_range;
|
|
mpi->qscale = pic->qscale_table;
|
|
mpi->qstride = pic->qstride;
|
|
mpi->pict_type = pic->pict_type;
|
|
mpi->qscale_type = pic->qscale_type;
|
|
mpi->fields = MP_IMGFIELD_ORDERED;
|
|
if (pic->interlaced_frame)
|
|
mpi->fields |= MP_IMGFIELD_INTERLACED;
|
|
if (pic->top_field_first)
|
|
mpi->fields |= MP_IMGFIELD_TOP_FIRST;
|
|
if (pic->repeat_pict == 1)
|
|
mpi->fields |= MP_IMGFIELD_REPEAT_FIRST;
|
|
|
|
return mpi;
|
|
}
|
|
|
|
static enum PixelFormat get_format(struct AVCodecContext *avctx,
|
|
const enum PixelFormat *fmt)
|
|
{
|
|
sh_video_t *sh = avctx->opaque;
|
|
int i;
|
|
|
|
for (i = 0; fmt[i] != PIX_FMT_NONE; i++) {
|
|
int imgfmt = pixfmt2imgfmt(fmt[i]);
|
|
if (!IMGFMT_IS_HWACCEL(imgfmt))
|
|
continue;
|
|
mp_msg(MSGT_DECVIDEO, MSGL_V, "[VD_FFMPEG] Trying pixfmt=%d.\n", i);
|
|
if (init_vo(sh, fmt[i]) >= 0)
|
|
break;
|
|
}
|
|
return fmt[i];
|
|
}
|
|
|
|
static int control(sh_video_t *sh, int cmd, void *arg)
|
|
{
|
|
vd_ffmpeg_ctx *ctx = sh->context;
|
|
AVCodecContext *avctx = ctx->avctx;
|
|
switch (cmd) {
|
|
case VDCTRL_QUERY_FORMAT: {
|
|
int format = (*((int *)arg));
|
|
if (format == ctx->best_csp)
|
|
return CONTROL_TRUE;
|
|
// possible conversions:
|
|
switch (format) {
|
|
case IMGFMT_YV12:
|
|
case IMGFMT_IYUV:
|
|
case IMGFMT_I420:
|
|
// "converted" using pointer/stride modification
|
|
if (ctx->best_csp == IMGFMT_YV12)
|
|
return CONTROL_TRUE; // u/v swap
|
|
if (ctx->best_csp == IMGFMT_422P && !ctx->do_dr1)
|
|
return CONTROL_TRUE; // half stride
|
|
break;
|
|
}
|
|
return CONTROL_FALSE;
|
|
}
|
|
case VDCTRL_RESYNC_STREAM:
|
|
avcodec_flush_buffers(avctx);
|
|
return CONTROL_TRUE;
|
|
case VDCTRL_QUERY_UNSEEN_FRAMES:;
|
|
int delay = avctx->has_b_frames;
|
|
if (avctx->active_thread_type & FF_THREAD_FRAME)
|
|
delay += avctx->thread_count - 1;
|
|
return delay + 10;
|
|
case VDCTRL_RESET_ASPECT:
|
|
if (ctx->vo_initialized)
|
|
ctx->vo_initialized = false;
|
|
init_vo(sh, avctx->pix_fmt);
|
|
return true;
|
|
}
|
|
return CONTROL_UNKNOWN;
|
|
}
|
|
|
|
const struct vd_functions mpcodecs_vd_ffmpeg = {
|
|
.info = &info,
|
|
.init = init,
|
|
.uninit = uninit,
|
|
.control = control,
|
|
.decode = decode,
|
|
};
|