mirror of https://github.com/mpv-player/mpv
470 lines
17 KiB
C
470 lines
17 KiB
C
/*
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* Copyright (C) 2010 Gordon Schmidt <gordon.schmidt <at> s2000.tu-chemnitz.de>
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*
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* This file is part of MPlayer.
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*
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* MPlayer is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* MPlayer 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with MPlayer; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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//==includes==//
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "config.h"
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#include "mp_msg.h"
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#include "options.h"
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#include "img_format.h"
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#include "mp_image.h"
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#include "vf.h"
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#include "m_struct.h"
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#include "m_option.h"
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#include "libavutil/common.h"
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#include "libvo/fastmemcpy.h"
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//==types==//
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typedef enum stereo_code {
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ANAGLYPH_RC_GRAY, //anaglyph red/cyan gray
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ANAGLYPH_RC_HALF, //anaglyph red/cyan half colored
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ANAGLYPH_RC_COLOR, //anaglyph red/cyan colored
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ANAGLYPH_RC_DUBOIS, //anaglyph red/cyan dubois
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ANAGLYPH_GM_GRAY, //anaglyph green/magenta gray
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ANAGLYPH_GM_HALF, //anaglyph green/magenta half colored
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ANAGLYPH_GM_COLOR, //anaglyph green/magenta colored
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ANAGLYPH_YB_GRAY, //anaglyph yellow/blue gray
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ANAGLYPH_YB_HALF, //anaglyph yellow/blue half colored
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ANAGLYPH_YB_COLOR, //anaglyph yellow/blue colored
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MONO_L, //mono output for debugging (left eye only)
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MONO_R, //mono output for debugging (right eye only)
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SIDE_BY_SIDE_LR, //side by side parallel (left eye left, right eye right)
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SIDE_BY_SIDE_RL, //side by side crosseye (right eye left, left eye right)
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ABOVE_BELOW_LR, //above-below (left eye above, right eye below)
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ABOVE_BELOW_RL, //above-below (right eye above, left eye below)
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ABOVE_BELOW_2_LR, //above-below with half height resolution
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ABOVE_BELOW_2_RL, //above-below with half height resolution
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STEREO_CODE_COUNT //no value set - TODO: needs autodetection
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} stereo_code;
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typedef struct component {
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stereo_code fmt;
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unsigned int width;
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unsigned int height;
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unsigned int off_left;
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unsigned int off_right;
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unsigned int row_left;
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unsigned int row_right;
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} component;
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//==global variables==//
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static const int ana_coeff[10][3][6] = {
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{{19595, 38470, 7471, 0, 0, 0}, //ANAGLYPH_RC_GRAY
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{ 0, 0, 0, 19595, 38470, 7471},
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{ 0, 0, 0, 19595, 38470, 7471}},
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{{19595, 38470, 7471, 0, 0, 0}, //ANAGLYPH_RC_HALF
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{ 0, 0, 0, 0, 65536, 0},
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{ 0, 0, 0, 0, 0, 65536}},
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{{65536, 0, 0, 0, 0, 0}, //ANAGLYPH_RC_COLOR
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{ 0, 0, 0, 0, 65536, 0},
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{ 0, 0, 0, 0, 0, 65536}},
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{{29891, 32800, 11559, -2849, -5763, -102}, //ANAGLYPH_RC_DUBOIS
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{-2627, -2479, -1033, 24804, 48080, -1209},
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{ -997, -1350, -358, -4729, -7403, 80373}},
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{{ 0, 0, 0, 19595, 38470, 7471}, //ANAGLYPH_GM_GRAY
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{19595, 38470, 7471, 0, 0, 0},
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{ 0, 0, 0, 19595, 38470, 7471}},
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{{ 0, 0, 0, 65536, 0, 0}, //ANAGLYPH_GM_HALF
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{19595, 38470, 7471, 0, 0, 0},
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{ 0, 0, 0, 0, 0, 65536}},
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{{ 0, 0, 0, 65536, 0, 0}, //ANAGLYPH_GM_COLOR
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{ 0, 65536, 0, 0, 0, 0},
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{ 0, 0, 0, 0, 0, 65536}},
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{{ 0, 0, 0, 19595, 38470, 7471}, //ANAGLYPH_YB_GRAY
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{ 0, 0, 0, 19595, 38470, 7471},
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{19595, 38470, 7471, 0, 0, 0}},
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{{ 0, 0, 0, 65536, 0, 0}, //ANAGLYPH_YB_HALF
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{ 0, 0, 0, 0, 65536, 0},
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{19595, 38470, 7471, 0, 0, 0}},
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{{ 0, 0, 0, 65536, 0, 0}, //ANAGLYPH_YB_COLOR
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{ 0, 0, 0, 0, 65536, 0},
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{ 0, 0, 65536, 0, 0, 0}}
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};
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struct vf_priv_s {
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component in;
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component out;
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int ana_matrix[3][6];
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unsigned int width;
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unsigned int height;
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} const vf_priv_default = {
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{SIDE_BY_SIDE_LR},
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{ANAGLYPH_RC_DUBOIS}
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};
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//==functions==//
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static inline uint8_t ana_convert(int coeff[6], uint8_t left[3], uint8_t right[3])
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{
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int sum;
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sum = coeff[0] * left[0] + coeff[3] * right[0]; //red in
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sum += coeff[1] * left[1] + coeff[4] * right[1]; //green in
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sum += coeff[2] * left[2] + coeff[5] * right[2]; //blue in
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return av_clip_uint8(sum >> 16);
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}
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static int config(struct vf_instance *vf, int width, int height, int d_width,
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int d_height, unsigned int flags, unsigned int outfmt)
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{
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struct MPOpts *opts = vf->opts;
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if ((width & 1) || (height & 1)) {
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mp_msg(MSGT_VFILTER, MSGL_WARN, "[stereo3d] invalid height or width\n");
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return 0;
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}
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//default input values
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vf->priv->width = width;
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vf->priv->height = height;
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vf->priv->in.width = width;
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vf->priv->in.height = height;
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vf->priv->in.off_left = 0;
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vf->priv->in.off_right = 0;
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vf->priv->in.row_left = 0;
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vf->priv->in.row_right = 0;
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//check input format
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switch (vf->priv->in.fmt) {
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case SIDE_BY_SIDE_LR:
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vf->priv->width = width / 2;
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vf->priv->in.off_right = vf->priv->width * 3;
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break;
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case SIDE_BY_SIDE_RL:
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vf->priv->width = width / 2;
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vf->priv->in.off_left = vf->priv->width * 3;
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break;
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case ABOVE_BELOW_2_LR:
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d_height *= 2;
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case ABOVE_BELOW_LR:
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vf->priv->height = height / 2;
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vf->priv->in.row_right = vf->priv->height;
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break;
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case ABOVE_BELOW_2_RL:
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d_height *= 2;
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case ABOVE_BELOW_RL:
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vf->priv->height = height / 2;
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vf->priv->in.row_left = vf->priv->height;
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break;
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default:
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mp_msg(MSGT_VFILTER, MSGL_WARN,
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"[stereo3d] stereo format of input is not supported\n");
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return 0;
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break;
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}
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//default output values
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vf->priv->out.width = vf->priv->width;
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vf->priv->out.height = vf->priv->height;
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vf->priv->out.off_left = 0;
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vf->priv->out.off_right = 0;
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vf->priv->out.row_left = 0;
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vf->priv->out.row_right = 0;
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//check output format
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switch (vf->priv->out.fmt) {
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case ANAGLYPH_RC_GRAY:
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case ANAGLYPH_RC_HALF:
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case ANAGLYPH_RC_COLOR:
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case ANAGLYPH_RC_DUBOIS:
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case ANAGLYPH_GM_GRAY:
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case ANAGLYPH_GM_HALF:
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case ANAGLYPH_GM_COLOR:
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case ANAGLYPH_YB_GRAY:
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case ANAGLYPH_YB_HALF:
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case ANAGLYPH_YB_COLOR:
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memcpy(vf->priv->ana_matrix, ana_coeff[vf->priv->out.fmt],
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sizeof(vf->priv->ana_matrix));
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break;
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case SIDE_BY_SIDE_LR:
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vf->priv->out.width = vf->priv->width * 2;
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vf->priv->out.off_right = vf->priv->width * 3;
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break;
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case SIDE_BY_SIDE_RL:
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vf->priv->out.width = vf->priv->width * 2;
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vf->priv->out.off_left = vf->priv->width * 3;
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break;
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case ABOVE_BELOW_2_LR:
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d_height /= 2;
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case ABOVE_BELOW_LR:
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vf->priv->out.height = vf->priv->height * 2;
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vf->priv->out.row_right = vf->priv->height;
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break;
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case ABOVE_BELOW_2_RL:
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d_height /= 2;
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case ABOVE_BELOW_RL:
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vf->priv->out.height = vf->priv->height * 2;
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vf->priv->out.row_left = vf->priv->height;
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break;
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case MONO_R:
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//same as MONO_L only needs switching of input offsets
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vf->priv->in.off_left = vf->priv->in.off_right;
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vf->priv->in.row_left = vf->priv->in.row_right;
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//nobreak;
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case MONO_L:
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//use default settings
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break;
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default:
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mp_msg(MSGT_VFILTER, MSGL_WARN,
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"[stereo3d] stereo format of output is not supported\n");
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return 0;
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break;
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}
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if (!opts->screen_size_x && !opts->screen_size_y) {
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d_width = d_width * vf->priv->out.width / width;
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d_height = d_height * vf->priv->out.height / height;
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}
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return vf_next_config(vf, vf->priv->out.width, vf->priv->out.height,
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d_width, d_height, flags, outfmt);
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}
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static int put_image(struct vf_instance *vf, mp_image_t *mpi, double pts)
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{
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mp_image_t *dmpi;
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if (vf->priv->in.fmt == vf->priv->out.fmt) { //nothing to do
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dmpi = mpi;
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} else {
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int out_off_left, out_off_right;
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int in_off_left = vf->priv->in.row_left * mpi->stride[0] +
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vf->priv->in.off_left;
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int in_off_right = vf->priv->in.row_right * mpi->stride[0] +
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vf->priv->in.off_right;
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dmpi = vf_get_image(vf->next, IMGFMT_RGB24, MP_IMGTYPE_TEMP,
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MP_IMGFLAG_ACCEPT_STRIDE,
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vf->priv->out.width, vf->priv->out.height);
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out_off_left = vf->priv->out.row_left * dmpi->stride[0] +
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vf->priv->out.off_left;
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out_off_right = vf->priv->out.row_right * dmpi->stride[0] +
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vf->priv->out.off_right;
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switch (vf->priv->out.fmt) {
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case SIDE_BY_SIDE_LR:
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case SIDE_BY_SIDE_RL:
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case ABOVE_BELOW_LR:
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case ABOVE_BELOW_RL:
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case ABOVE_BELOW_2_LR:
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case ABOVE_BELOW_2_RL:
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memcpy_pic(dmpi->planes[0] + out_off_left,
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mpi->planes[0] + in_off_left,
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3 * vf->priv->width,
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vf->priv->height,
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dmpi->stride[0],
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mpi->stride[0]);
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memcpy_pic(dmpi->planes[0] + out_off_right,
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mpi->planes[0] + in_off_right,
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3 * vf->priv->width,
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vf->priv->height,
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dmpi->stride[0],
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mpi->stride[0]);
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break;
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case MONO_L:
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case MONO_R:
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memcpy_pic(dmpi->planes[0],
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mpi->planes[0] + in_off_left,
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3 * vf->priv->width,
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vf->priv->height,
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dmpi->stride[0],
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mpi->stride[0]);
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break;
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case ANAGLYPH_RC_GRAY:
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case ANAGLYPH_RC_HALF:
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case ANAGLYPH_RC_COLOR:
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case ANAGLYPH_RC_DUBOIS:
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case ANAGLYPH_GM_GRAY:
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case ANAGLYPH_GM_HALF:
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case ANAGLYPH_GM_COLOR:
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case ANAGLYPH_YB_GRAY:
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case ANAGLYPH_YB_HALF:
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case ANAGLYPH_YB_COLOR: {
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int x,y,il,ir,o;
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unsigned char *source = mpi->planes[0];
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unsigned char *dest = dmpi->planes[0];
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unsigned int out_width = vf->priv->out.width;
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int *ana_matrix[3];
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for(int i = 0; i < 3; i++)
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ana_matrix[i] = vf->priv->ana_matrix[i];
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for (y = 0; y < vf->priv->out.height; y++) {
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o = dmpi->stride[0] * y;
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il = in_off_left + y * mpi->stride[0];
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ir = in_off_right + y * mpi->stride[0];
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for (x = 0; x < out_width; x++) {
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dest[o ] = ana_convert(
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ana_matrix[0], source + il, source + ir); //red out
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dest[o + 1] = ana_convert(
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ana_matrix[1], source + il, source + ir); //green out
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dest[o + 2] = ana_convert(
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ana_matrix[2], source + il, source + ir); //blue out
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il += 3;
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ir += 3;
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o += 3;
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}
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}
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break;
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}
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default:
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mp_msg(MSGT_VFILTER, MSGL_WARN,
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"[stereo3d] stereo format of output is not supported\n");
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return 0;
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break;
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}
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}
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return vf_next_put_image(vf, dmpi, pts);
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}
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static int query_format(struct vf_instance *vf, unsigned int fmt)
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{
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switch (fmt)
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case IMGFMT_RGB24:
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return vf_next_query_format(vf, fmt);
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return 0;
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}
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static void uninit(vf_instance_t *vf)
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{
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free(vf->priv);
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}
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static int vf_open(vf_instance_t *vf, char *args)
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{
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vf->config = config;
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vf->uninit = uninit;
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vf->put_image = put_image;
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vf->query_format = query_format;
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return 1;
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}
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///Presets usage
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static const struct format_preset {
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char* name;
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stereo_code scode;
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} vf_format_presets_defs[] = {
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{"arcg", ANAGLYPH_RC_GRAY},
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{"anaglyph_red_cyan_gray", ANAGLYPH_RC_GRAY},
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{"arch", ANAGLYPH_RC_HALF},
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{"anaglyph_red_cyan_half_color", ANAGLYPH_RC_HALF},
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{"arcc", ANAGLYPH_RC_COLOR},
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{"anaglyph_red_cyan_color", ANAGLYPH_RC_COLOR},
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{"arcd", ANAGLYPH_RC_DUBOIS},
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{"anaglyph_red_cyan_dubios", ANAGLYPH_RC_DUBOIS},
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{"agmg", ANAGLYPH_GM_GRAY},
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{"anaglyph_green_magenta_gray", ANAGLYPH_GM_GRAY},
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{"agmh", ANAGLYPH_GM_HALF},
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{"anaglyph_green_magenta_half_color",ANAGLYPH_GM_HALF},
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{"agmc", ANAGLYPH_GM_COLOR},
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{"anaglyph_green_magenta_color", ANAGLYPH_GM_COLOR},
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{"aybg", ANAGLYPH_YB_GRAY},
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{"anaglyph_yellow_blue_gray", ANAGLYPH_YB_GRAY},
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{"aybh", ANAGLYPH_YB_HALF},
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{"anaglyph_yellow_blue_half_color", ANAGLYPH_YB_HALF},
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{"aybc", ANAGLYPH_YB_COLOR},
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{"anaglyph_yellow_blue_color", ANAGLYPH_YB_COLOR},
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{"ml", MONO_L},
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{"mono_left", MONO_L},
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{"mr", MONO_R},
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{"mono_right", MONO_R},
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{"sbsl", SIDE_BY_SIDE_LR},
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{"side_by_side_left_first", SIDE_BY_SIDE_LR},
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{"sbsr", SIDE_BY_SIDE_RL},
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{"side_by_side_right_first", SIDE_BY_SIDE_RL},
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{"abl", ABOVE_BELOW_LR},
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{"above_below_left_first", ABOVE_BELOW_LR},
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{"abr", ABOVE_BELOW_RL},
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{"above_below_right_first", ABOVE_BELOW_RL},
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{"ab2l", ABOVE_BELOW_2_LR},
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{"above_below_half_height_left_first", ABOVE_BELOW_2_LR},
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{"ab2r", ABOVE_BELOW_2_RL},
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{"above_below_half_height_right_first",ABOVE_BELOW_2_RL},
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{ NULL, 0}
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};
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#define ST_OFF(f) M_ST_OFF(struct format_preset,f)
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static const m_option_t vf_format_preset_fields_in[] = {
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{"in", ST_OFF(scode), CONF_TYPE_INT, 0,0,0, NULL},
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{ NULL, NULL, 0, 0, 0, 0, NULL }
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};
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static const m_option_t vf_format_preset_fields_out[] = {
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{"out", ST_OFF(scode), CONF_TYPE_INT, 0,0,0, NULL},
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{ NULL, NULL, 0, 0, 0, 0, NULL }
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};
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static const m_struct_t vf_format_preset_in = {
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"stereo_format_preset_in",
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sizeof(struct format_preset),
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NULL,
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vf_format_preset_fields_in
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};
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static const m_struct_t vf_format_preset_out = {
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"stereo_format_preset_out",
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sizeof(struct format_preset),
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NULL,
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vf_format_preset_fields_out
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};
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static const m_struct_t vf_opts;
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static const m_obj_presets_t format_preset_in = {
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(struct m_struct_st*)&vf_format_preset_in,
|
|
(struct m_struct_st*)&vf_opts,
|
|
(struct format_preset*)vf_format_presets_defs,
|
|
ST_OFF(name)
|
|
};
|
|
static const m_obj_presets_t format_preset_out = {
|
|
(struct m_struct_st*)&vf_format_preset_out,
|
|
(struct m_struct_st*)&vf_opts,
|
|
(struct format_preset*)vf_format_presets_defs,
|
|
ST_OFF(name)
|
|
};
|
|
|
|
/// Now the options
|
|
#undef ST_OFF
|
|
#define ST_OFF(f) M_ST_OFF(struct vf_priv_s,f)
|
|
static const m_option_t vf_opts_fields[] = {
|
|
{"stereo_in", 0, CONF_TYPE_OBJ_PRESETS, 0, 0, 0,
|
|
(m_obj_presets_t*)&format_preset_in},
|
|
{"stereo_out", 0, CONF_TYPE_OBJ_PRESETS, 0, 0, 0,
|
|
(m_obj_presets_t*)&format_preset_out},
|
|
{"in", ST_OFF(in.fmt), CONF_TYPE_INT, 0,0,0, NULL},
|
|
{"out", ST_OFF(out.fmt), CONF_TYPE_INT, 0,0,0, NULL},
|
|
{ NULL, NULL, 0, 0, 0, 0, NULL }
|
|
};
|
|
|
|
static const m_struct_t vf_opts = {
|
|
"stereo3d",
|
|
sizeof(struct vf_priv_s),
|
|
&vf_priv_default,
|
|
vf_opts_fields
|
|
};
|
|
|
|
|
|
//==info struct==//
|
|
const vf_info_t vf_info_stereo3d = {
|
|
"stereoscopic 3d view",
|
|
"stereo3d",
|
|
"Gordon Schmidt",
|
|
"view stereoscopic videos",
|
|
vf_open,
|
|
&vf_opts
|
|
};
|