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mpv/libmpcodecs/vd.c
T
Uoti Urpala 1b84ccbbfc vd.c: Make extern decoder declarations const 
The earlier commit "Make video decoder description structs const"
made the definitions const but didn't change the extern declarations
in vd.c to match. Fix those to be const too.
2008-04-26 16:53:47 +03:00

351 lines
12 KiB
C
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#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "config.h"
#include "mp_msg.h"
#include "help_mp.h"
#include "options.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_nuv;
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 USE_LIBAVCODEC
&mpcodecs_vd_ffmpeg,
#endif
#ifdef HAVE_OGGTHEORA
&mpcodecs_vd_theora,
#endif
#ifdef USE_WIN32DLL
&mpcodecs_vd_dshow,
&mpcodecs_vd_dmo,
&mpcodecs_vd_vfw,
&mpcodecs_vd_vfwex,
#endif
&mpcodecs_vd_lzo,
&mpcodecs_vd_raw,
&mpcodecs_vd_hmblck,
&mpcodecs_vd_nuv,
#ifdef USE_XANIM
&mpcodecs_vd_xanim,
#endif
#ifdef HAVE_PNG
&mpcodecs_vd_mpng,
#endif
#ifdef HAVE_JPEG
&mpcodecs_vd_ijpg,
#endif
&mpcodecs_vd_mtga,
&mpcodecs_vd_sgi,
#ifdef USE_LIBMPEG2
&mpcodecs_vd_libmpeg2,
#endif
&mpcodecs_vd_mpegpes,
#ifdef HAVE_ZR
&mpcodecs_vd_zrmjpeg,
#endif
#ifdef USE_REALCODECS
&mpcodecs_vd_realvid,
#endif
#ifdef HAVE_XVID4
&mpcodecs_vd_xvid,
#endif
#ifdef HAVE_LIBDV095
&mpcodecs_vd_libdv,
#endif
#ifdef USE_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"
int mpcodecs_config_vo(sh_video_t *sh, int w, int h,
unsigned int preferred_outfmt)
{
struct MPOpts *opts = sh->opts;
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_INFO, MSGTR_VoConfigRequest, w, h,
vo_format_name(preferred_outfmt));
if (get_video_quality_max(sh) <= 0 && divx_quality) {
// user wants postprocess but no pp filter yet:
sh->vfilter = vf = vf_open_filter(opts, 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 (sh->vd_driver->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;
sh->output_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 (sh->vd_driver->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(opts, 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(opts, 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;
// 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)
vp = vo;
if (vo->query_format(vo, IMGFMT_MPEGPES)
&& (!vp || (vp && strcmp(vp->info->name, "lavc")))) {
ve = vf_open_filter(opts, vo, "lavc", NULL);
if (vp)
vp->next = ve;
else
vf = ve;
goto csp_again;
}
}
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_INFO, MSGTR_UsingXAsOutputCspNoY,
vo_format_name(out_fmt), j);
sh->outfmtidx = j;
sh->vfilter = vf;
// autodetect flipping
if (opts->flip == -1) {
opts->flip = 0;
if (sh->codec->outflags[j] & CODECS_FLAG_FLIP)
if (!(sh->codec->outflags[j] & CODECS_FLAG_NOFLIP))
opts->flip = 1;
}
if (sh->output_flags & VFCAP_FLIPPED)
opts->flip ^= 1;
if (opts->flip && !(sh->output_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 (opts->movie_aspect > -1.0)
sh->aspect = opts->movie_aspect; // cmdline overrides autodetect
else if (sh->stream_aspect != 0.0)
sh->aspect = sh->stream_aspect;
if (opts->screen_size_x || opts->screen_size_y) {
screen_size_x = opts->screen_size_x;
screen_size_y = opts->screen_size_y;
if (!opts->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 (opts->screen_size_xy >= 0.001) {
if (opts->screen_size_xy <= 8) {
// -xy means x+y scale
screen_size_x *= opts->screen_size_xy;
screen_size_y *= opts->screen_size_xy;
} else {
// -xy means forced width while keeping correct aspect
screen_size_x = opts->screen_size_xy;
screen_size_y = opts->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 || opts->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 = (opts->fullscreen ? VOFLAG_FULLSCREEN : 0)
| (opts->vidmode ? VOFLAG_MODESWITCHING : 0)
| (opts->softzoom ? VOFLAG_SWSCALE : 0)
| (opts->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) {
mp_msg(MSGT_CPLAYER, MSGL_WARN, MSGTR_CannotInitVO);
sh->vf_initialized = -1;
return 0;
}
sh->vf_initialized = 1;
if (opts->vo_gamma_gamma != 1000)
set_video_colors(sh, "gamma", opts->vo_gamma_gamma);
if (opts->vo_gamma_brightness != 1000)
set_video_colors(sh, "brightness", opts->vo_gamma_brightness);
if (opts->vo_gamma_contrast != 1000)
set_video_colors(sh, "contrast", opts->vo_gamma_contrast);
if (opts->vo_gamma_saturation != 1000)
set_video_colors(sh, "saturation", opts->vo_gamma_saturation);
if (opts->vo_gamma_hue != 1000)
set_video_colors(sh, "hue", opts->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);
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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