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mpv/libmpcodecs/vd.c

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/*
* 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 <string.h>
#include "config.h"
#include "mp_msg.h"
#include "help_mp.h"
#include "codec-cfg.h"
#include "img_format.h"
#include "stream/stream.h"
#include "libmpdemux/demuxer.h"
#include "libmpdemux/stheader.h"
#include "dec_video.h"
#include "vd.h"
#include "vf.h"
extern const vd_functions_t mpcodecs_vd_null;
extern const vd_functions_t mpcodecs_vd_ffmpeg;
extern const vd_functions_t mpcodecs_vd_theora;
extern const vd_functions_t mpcodecs_vd_dshow;
extern const vd_functions_t mpcodecs_vd_dmo;
extern const vd_functions_t mpcodecs_vd_vfw;
extern const vd_functions_t mpcodecs_vd_vfwex;
extern const vd_functions_t mpcodecs_vd_raw;
extern const vd_functions_t mpcodecs_vd_hmblck;
extern const vd_functions_t mpcodecs_vd_xanim;
extern const vd_functions_t mpcodecs_vd_mpng;
extern const vd_functions_t mpcodecs_vd_ijpg;
extern const vd_functions_t mpcodecs_vd_mtga;
extern const vd_functions_t mpcodecs_vd_sgi;
extern const vd_functions_t mpcodecs_vd_libmpeg2;
extern const vd_functions_t mpcodecs_vd_mpegpes;
extern const vd_functions_t mpcodecs_vd_zrmjpeg;
extern const vd_functions_t mpcodecs_vd_realvid;
extern const vd_functions_t mpcodecs_vd_xvid;
extern const vd_functions_t mpcodecs_vd_libdv;
extern const vd_functions_t mpcodecs_vd_lzo;
extern const vd_functions_t mpcodecs_vd_qtvideo;
/* Please do not add any new decoders here. If you want to implement a new
* decoder, add it to libavcodec, except for wrappers around external
* libraries and decoders requiring binary support. */
const vd_functions_t * const mpcodecs_vd_drivers[] = {
&mpcodecs_vd_null,
#ifdef CONFIG_LIBAVCODEC
&mpcodecs_vd_ffmpeg,
#endif
#ifdef CONFIG_OGGTHEORA
&mpcodecs_vd_theora,
#endif
#ifdef CONFIG_WIN32DLL
&mpcodecs_vd_dshow,
&mpcodecs_vd_dmo,
&mpcodecs_vd_vfw,
&mpcodecs_vd_vfwex,
#endif
&mpcodecs_vd_lzo,
&mpcodecs_vd_raw,
&mpcodecs_vd_hmblck,
#ifdef CONFIG_XANIM
&mpcodecs_vd_xanim,
#endif
#ifdef CONFIG_PNG
&mpcodecs_vd_mpng,
#endif
#ifdef CONFIG_JPEG
&mpcodecs_vd_ijpg,
#endif
&mpcodecs_vd_mtga,
&mpcodecs_vd_sgi,
#ifdef CONFIG_LIBMPEG2
&mpcodecs_vd_libmpeg2,
#endif
&mpcodecs_vd_mpegpes,
#ifdef CONFIG_ZR
&mpcodecs_vd_zrmjpeg,
#endif
#ifdef CONFIG_REALCODECS
&mpcodecs_vd_realvid,
#endif
#ifdef CONFIG_XVID4
&mpcodecs_vd_xvid,
#endif
#ifdef CONFIG_LIBDV095
&mpcodecs_vd_libdv,
#endif
#ifdef CONFIG_QTX_CODECS
&mpcodecs_vd_qtvideo,
#endif
/* Please do not add any new decoders here. If you want to implement a new
* decoder, add it to libavcodec, except for wrappers around external
* libraries and decoders requiring binary support. */
NULL
};
#include "libvo/video_out.h"
// libvo opts:
int fullscreen = 0;
int vidmode = 0;
int softzoom = 0;
int flip = -1;
int opt_screen_size_x = 0;
int opt_screen_size_y = 0;
float screen_size_xy = 0;
float movie_aspect = -1.0;
int vo_flags = 0;
int vd_use_slices = 1;
/** global variables for gamma, brightness, contrast, saturation and hue
modified by mplayer.c and gui/mplayer/gtk/eq.c:
ranges -100 - 100
1000 if the vo default should be used
*/
int vo_gamma_gamma = 1000;
int vo_gamma_brightness = 1000;
int vo_gamma_contrast = 1000;
int vo_gamma_saturation = 1000;
int vo_gamma_hue = 1000;
extern const vd_functions_t *mpvdec; // FIXME!
#define SCREEN_SIZE_X 1
#define SCREEN_SIZE_Y 1
int mpcodecs_config_vo(sh_video_t *sh, int w, int h,
unsigned int preferred_outfmt)
{
int i, j;
unsigned int out_fmt = 0;
int screen_size_x = 0; //SCREEN_SIZE_X;
int screen_size_y = 0; //SCREEN_SIZE_Y;
vf_instance_t *vf = sh->vfilter, *sc = NULL;
int palette = 0;
int vocfg_flags = 0;
if (w)
sh->disp_w = w;
if (h)
sh->disp_h = h;
if (!sh->disp_w || !sh->disp_h)
return 0;
mp_msg(MSGT_DECVIDEO, MSGL_V,
"VDec: vo config request - %d x %d (preferred colorspace: %s)\n", w,
h, vo_format_name(preferred_outfmt));
// if(!vf) return 1; // temp hack
if (get_video_quality_max(sh) <= 0 && divx_quality) {
// user wants postprocess but no pp filter yet:
sh->vfilter = vf = vf_open_filter(vf, "pp", NULL);
}
// check if libvo and codec has common outfmt (no conversion):
csp_again:
if (mp_msg_test(MSGT_DECVIDEO, MSGL_V)) {
vf_instance_t *f = vf;
mp_msg(MSGT_DECVIDEO, MSGL_V, "Trying filter chain:");
for (f = vf; f; f = f->next)
mp_msg(MSGT_DECVIDEO, MSGL_V, " %s", f->info->name);
mp_msg(MSGT_DECVIDEO, MSGL_V, "\n");
}
j = -1;
for (i = 0; i < CODECS_MAX_OUTFMT; i++) {
int flags;
out_fmt = sh->codec->outfmt[i];
if (out_fmt == (unsigned int) 0xFFFFFFFF)
continue;
flags = vf->query_format(vf, out_fmt);
mp_msg(MSGT_CPLAYER, MSGL_DBG2,
"vo_debug: query(%s) returned 0x%X (i=%d) \n",
vo_format_name(out_fmt), flags, i);
if ((flags & VFCAP_CSP_SUPPORTED_BY_HW)
|| (flags & VFCAP_CSP_SUPPORTED && j < 0)) {
// check (query) if codec really support this outfmt...
sh->outfmtidx = j; // pass index to the control() function this way
if (mpvdec->control(sh, VDCTRL_QUERY_FORMAT, &out_fmt) ==
CONTROL_FALSE) {
mp_msg(MSGT_CPLAYER, MSGL_DBG2,
"vo_debug: codec query_format(%s) returned FALSE\n",
vo_format_name(out_fmt));
continue;
}
j = i;
vo_flags = flags;
if (flags & VFCAP_CSP_SUPPORTED_BY_HW)
break;
} else if (!palette
&& !(flags &
(VFCAP_CSP_SUPPORTED_BY_HW | VFCAP_CSP_SUPPORTED))
&& (out_fmt == IMGFMT_RGB8 || out_fmt == IMGFMT_BGR8)) {
sh->outfmtidx = j; // pass index to the control() function this way
if (mpvdec->control(sh, VDCTRL_QUERY_FORMAT, &out_fmt) !=
CONTROL_FALSE)
palette = 1;
}
}
if (j < 0) {
// TODO: no match - we should use conversion...
if (strcmp(vf->info->name, "scale") && palette != -1) {
mp_msg(MSGT_DECVIDEO, MSGL_INFO, MSGTR_CouldNotFindColorspace);
sc = vf = vf_open_filter(vf, "scale", NULL);
goto csp_again;
} else if (palette == 1) {
mp_msg(MSGT_DECVIDEO, MSGL_V, "vd: Trying -vf palette...\n");
palette = -1;
vf = vf_open_filter(vf, "palette", NULL);
goto csp_again;
} else { // sws failed, if the last filter (vf_vo) support MPEGPES try to append vf_lavc
vf_instance_t *vo, *vp = NULL, *ve, *vpp = NULL;
// Remove the scale filter if we added it ourselves
if (vf == sc) {
ve = vf;
vf = vf->next;
vf_uninit_filter(ve);
}
// Find the last filter (vf_vo)
for (vo = vf; vo->next; vo = vo->next) {
vpp = vp;
vp = vo;
}
if (vo->query_format(vo, IMGFMT_MPEGPES)
&& (!vp || (vp && strcmp(vp->info->name, "lavc")))) {
ve = vf_open_filter(vo, "lavc", NULL);
if (vp)
vp->next = ve;
else
vf = ve;
goto csp_again;
}
if (vp && !strcmp(vp->info->name, "lavc")) {
if (vpp)
vpp->next = vo;
else
vf = vo;
vf_uninit_filter(vp);
}
}
mp_msg(MSGT_CPLAYER, MSGL_WARN, MSGTR_VOincompCodec);
sh->vf_initialized = -1;
return 0; // failed
}
out_fmt = sh->codec->outfmt[j];
mp_msg(MSGT_CPLAYER, MSGL_V, "VDec: using %s as output csp (no %d)\n",
vo_format_name(out_fmt), j);
sh->outfmtidx = j;
sh->vfilter = vf;
// autodetect flipping
if (flip == -1) {
flip = 0;
if (sh->codec->outflags[j] & CODECS_FLAG_FLIP)
if (!(sh->codec->outflags[j] & CODECS_FLAG_NOFLIP))
flip = 1;
}
if (vo_flags & VFCAP_FLIPPED)
flip ^= 1;
if (flip && !(vo_flags & VFCAP_FLIP)) {
// we need to flip, but no flipping filter avail.
vf_add_before_vo(&vf, "flip", NULL);
sh->vfilter = vf;
}
// time to do aspect ratio corrections...
if (movie_aspect > -1.0)
sh->aspect = movie_aspect; // cmdline overrides autodetect
else if (sh->stream_aspect != 0.0)
sh->aspect = sh->stream_aspect;
// if(!sh->aspect) sh->aspect=1.0;
if (opt_screen_size_x || opt_screen_size_y) {
screen_size_x = opt_screen_size_x;
screen_size_y = opt_screen_size_y;
if (!vidmode) {
if (!screen_size_x)
screen_size_x = SCREEN_SIZE_X;
if (!screen_size_y)
screen_size_y = SCREEN_SIZE_Y;
if (screen_size_x <= 8)
screen_size_x *= sh->disp_w;
if (screen_size_y <= 8)
screen_size_y *= sh->disp_h;
}
} else {
// check source format aspect, calculate prescale ::atmos
screen_size_x = sh->disp_w;
screen_size_y = sh->disp_h;
if (screen_size_xy >= 0.001) {
if (screen_size_xy <= 8) {
// -xy means x+y scale
screen_size_x *= screen_size_xy;
screen_size_y *= screen_size_xy;
} else {
// -xy means forced width while keeping correct aspect
screen_size_x = screen_size_xy;
screen_size_y = screen_size_xy * sh->disp_h / sh->disp_w;
}
}
if (sh->aspect > 0.01) {
int w;
mp_msg(MSGT_CPLAYER, MSGL_INFO, MSGTR_MovieAspectIsSet,
sh->aspect);
mp_msg(MSGT_IDENTIFY, MSGL_INFO, "ID_VIDEO_ASPECT=%1.4f\n",
sh->aspect);
w = (int) ((float) screen_size_y * sh->aspect);
w += w % 2; // round
// we don't like horizontal downscale || user forced width:
if (w < screen_size_x || screen_size_xy > 8) {
screen_size_y =
(int) ((float) screen_size_x * (1.0 / sh->aspect));
screen_size_y += screen_size_y % 2; // round
} else
screen_size_x = w; // keep new width
} else {
mp_msg(MSGT_CPLAYER, MSGL_INFO, MSGTR_MovieAspectUndefined);
}
}
vocfg_flags = (fullscreen ? VOFLAG_FULLSCREEN : 0)
| (vidmode ? VOFLAG_MODESWITCHING : 0)
| (softzoom ? VOFLAG_SWSCALE : 0)
| (flip ? VOFLAG_FLIPPING : 0);
// Time to config libvo!
mp_msg(MSGT_CPLAYER, MSGL_V,
"VO Config (%dx%d->%dx%d,flags=%d,'%s',0x%X)\n", sh->disp_w,
sh->disp_h, screen_size_x, screen_size_y, vocfg_flags, "MPlayer",
out_fmt);
vf->w = sh->disp_w;
vf->h = sh->disp_h;
if (vf_config_wrapper
(vf, sh->disp_w, sh->disp_h, screen_size_x, screen_size_y, vocfg_flags,
out_fmt) == 0) {
// "MPlayer",out_fmt)){
mp_msg(MSGT_CPLAYER, MSGL_WARN, MSGTR_CannotInitVO);
sh->vf_initialized = -1;
return 0;
}
sh->vf_initialized = 1;
if (vo_gamma_gamma != 1000)
set_video_colors(sh, "gamma", vo_gamma_gamma);
if (vo_gamma_brightness != 1000)
set_video_colors(sh, "brightness", vo_gamma_brightness);
if (vo_gamma_contrast != 1000)
set_video_colors(sh, "contrast", vo_gamma_contrast);
if (vo_gamma_saturation != 1000)
set_video_colors(sh, "saturation", vo_gamma_saturation);
if (vo_gamma_hue != 1000)
set_video_colors(sh, "hue", vo_gamma_hue);
return 1;
}
// mp_imgtype: buffering type, see mp_image.h
// mp_imgflag: buffer requirements (read/write, preserve, stride limits), see mp_image.h
// returns NULL or allocated mp_image_t*
// Note: buffer allocation may be moved to mpcodecs_config_vo() later...
mp_image_t *mpcodecs_get_image(sh_video_t *sh, int mp_imgtype, int mp_imgflag,
int w, int h)
{
mp_image_t *mpi =
vf_get_image(sh->vfilter, sh->codec->outfmt[sh->outfmtidx], mp_imgtype,
mp_imgflag, w, h);
if (mpi)
mpi->x = mpi->y = 0;
return mpi;
}
void mpcodecs_draw_slice(sh_video_t *sh, unsigned char **src, int *stride,
int w, int h, int x, int y)
{
struct vf_instance *vf = sh->vfilter;
if (vf->draw_slice)
vf->draw_slice(vf, src, stride, w, h, x, y);
}
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