mpv/mencoder.c

1955 lines
57 KiB
C

#define VCODEC_COPY 0
#define VCODEC_FRAMENO 1
#define VCODEC_DIVX4 2
#define VCODEC_RAW 3
#define VCODEC_LIBAVCODEC 4
#define VCODEC_NULL 5
#define VCODEC_RAWRGB 6
#define VCODEC_VFW 7
#define ACODEC_COPY 0
#define ACODEC_PCM 1
#define ACODEC_VBRMP3 2
#define ACODEC_NULL 3
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <signal.h>
#include "config.h"
#include "mp_msg.h"
#include "version.h"
#include "help_mp.h"
static char* banner_text=
"\n\n"
"MEncoder " VERSION "(C) 2000-2002 Arpad Gereoffy (see DOCS!)\n"
"\n";
#include "cpudetect.h"
#include "codec-cfg.h"
#include "cfgparser.h"
#include "stream.h"
#include "demuxer.h"
#include "stheader.h"
#include "playtree.h"
#include "aviwrite.h"
#ifdef USE_LIBVO2
#include "libvo2/libvo2.h"
#else
#include "libvo/video_out.h"
#endif
#include "dec_audio.h"
#include "dec_video.h"
#include "postproc/rgb2rgb.h"
#ifdef HAVE_DIVX4ENCORE
#include <encore2.h>
#include "divx4_vbr.h"
#endif
#ifdef HAVE_MP3LAME
#include <lame/lame.h>
#endif
#ifdef USE_LIBAVCODEC
#ifdef USE_LIBAVCODEC_SO
#include <libffmpeg/avcodec.h>
#else
#include "libavcodec/avcodec.h"
#endif
extern int avcodec_inited;
/* for video encoder */
static AVCodec *lavc_venc_codec=NULL;
static AVCodecContext lavc_venc_context;
static AVPicture lavc_venc_picture;
/* video options */
char *lavc_param_vcodec = NULL;
int lavc_param_vbitrate = -1;
int lavc_param_vrate_tolerance = 1024*8;
int lavc_param_vhq = 0; /* default is realtime encoding */
int lavc_param_v4mv = 0;
int lavc_param_vme = 3;
int lavc_param_vqscale = 0;
int lavc_param_vqmin = 3;
int lavc_param_vqmax = 15;
int lavc_param_vqdiff = 3;
float lavc_param_vqcompress = 0.5;
float lavc_param_vqblur = 0.5;
int lavc_param_keyint = -1;
#endif
#ifdef USE_WIN32DLL
static BITMAPINFOHEADER* vfw_bih=NULL;
char *vfw_codecname = NULL;
codecs_t *vfw_codec = NULL;
#endif
#ifdef HAVE_LIBCSS
#include "libmpdemux/dvdauth.h"
#endif
#include <inttypes.h>
#include "postproc/swscale.h"
#include "fastmemcpy.h"
/**************************************************************************
Video accelerated architecture
**************************************************************************/
vo_vaa_t vo_vaa;
int vo_doublebuffering;
int vo_directrendering;
//--------------------------
// cache2:
static int stream_cache_size=0;
#ifdef USE_STREAM_CACHE
extern int cache_fill_status;
#else
#define cache_fill_status 0
#endif
int vcd_track=0;
int audio_id=-1;
int video_id=-1;
int dvdsub_id=-1;
int vobsub_id=-1;
static char* spudec_ifo=NULL;
static int has_audio=1;
char *audio_codec=NULL; // override audio codec
char *video_codec=NULL; // override video codec
int audio_family=-1; // override audio codec family
int video_family=-1; // override video codec family
#ifdef HAVE_MP3LAME
int out_audio_codec=ACODEC_VBRMP3;
#else
int out_audio_codec=ACODEC_PCM;
#endif
int out_video_codec=
#ifdef HAVE_DIVX4ENCORE
VCODEC_DIVX4;
#else
#ifdef USE_LIBAVCODEC
VCODEC_LIBAVCODEC;
#else
VCODEC_RAW;
#endif
#endif
// audio stream skip/resync functions requires only for seeking.
// (they should be implemented in the audio codec layer)
//void skip_audio_frame(sh_audio_t *sh_audio){}
//void resync_audio_stream(sh_audio_t *sh_audio){}
int verbose=0; // must be global!
double video_time_usage=0;
double vout_time_usage=0;
double max_video_time_usage=0;
double max_vout_time_usage=0;
double cur_video_time_usage=0;
double cur_vout_time_usage=0;
static double audio_time_usage=0;
static int total_time_usage_start=0;
int benchmark=0;
// A-V sync:
int delay_corrected=1;
static float default_max_pts_correction=-1;//0.01f;
static float max_pts_correction=0;//default_max_pts_correction;
static float c_total=0;
float force_fps=0;
float force_ofps=0; // set to 24 for inverse telecine
int force_srate=0;
char* out_filename="test.avi";
char* mp3_filename=NULL;
char* ac3_filename=NULL;
char *force_fourcc=NULL;
static int pass=0;
static char* passtmpfile="divx2pass.log";
int pass_working=0;
static int play_n_frames=-1;
//char *out_audio_codec=NULL; // override audio codec
//char *out_video_codec=NULL; // override video codec
//#include "libmpeg2/mpeg2.h"
//#include "libmpeg2/mpeg2_internal.h"
#ifdef HAVE_DIVX4ENCORE
ENC_PARAM divx4_param;
int divx4_crispness=100;
#endif
#ifdef HAVE_MP3LAME
int lame_param_quality=0; // best
int lame_param_vbr=vbr_default;
int lame_param_mode=-1; // unset
int lame_param_padding=-1; // unset
int lame_param_br=-1; // unset
int lame_param_ratio=-1; // unset
#endif
static int vo_w=0, vo_h=0;
static int crop_width, crop_height, crop_x0 = 0, crop_y0 = 0;
static int input_pitch, input_bpp;
static SwsContext* swsContext = NULL;
//-------------------------- config stuff:
m_config_t* mconfig;
static int cfg_inc_verbose(struct config *conf){ ++verbose; return 0;}
static int cfg_include(struct config *conf, char *filename){
return m_config_parse_config_file(mconfig, filename);
}
static char *seek_to_sec=NULL;
static off_t seek_to_byte=0;
static int parse_end_at(struct config *conf, const char* param);
static uint8_t* flip_upside_down(uint8_t* dst, const uint8_t* src, int width, int height);
static int bits_per_pixel(uint32_t fmt);
#include "get_path.c"
#include "cfg-mplayer-def.h"
#include "cfg-mencoder.h"
#ifdef USE_DVDREAD
#include "spudec.h"
#endif
#include "vobsub.h"
/* FIXME */
void mencoder_exit(int level, char *how)
{
if (how)
printf("Exiting... (%s)\n", how);
else
printf("Exiting...\n");
exit(level);
}
void parse_cfgfiles( m_config_t* conf )
{
char *conffile;
if ((conffile = get_path("mencoder")) == NULL) {
mp_msg(MSGT_CPLAYER,MSGL_ERR,MSGTR_GetpathProblem);
} else {
if (m_config_parse_config_file(conf, conffile) < 0)
mencoder_exit(1,"configfile error");
free(conffile);
}
}
//---------------------------------------------------------------------------
// mini dummy libvo:
static unsigned char* vo_image=NULL;
static unsigned char* vo_image_ptr=NULL;
static uint32_t draw_slice(const uint8_t *src0[], int stride[], int w,int h, int x0,int y0){
int y;
uint8_t *src[3];
memcpy(src, src0, sizeof(src));
// printf("draw_slice %dx%d %d;%d\n",w,h,x0,y0);
if(y0 + h < crop_y0)
return 0;
if(y0 > crop_height + crop_y0)
return 0;
if(x0 + w < crop_x0)
return 0;
if(x0 > crop_width + crop_x0)
return 0;
if(y0 < crop_y0) {
src[0] += stride[0]*(crop_y0 - y0);
src[1] += stride[1]*(crop_y0 - y0)/2;
src[2] += stride[2]*(crop_y0 - y0)/2;
h -= crop_y0 - y0;
y0 = crop_y0;
}
if(x0 < crop_x0) {
src[0] += crop_x0 - x0;
src[1] += (crop_x0 - x0)/2;
src[2] += (crop_x0 - x0)/2;
w -= crop_x0 - x0;
x0 = crop_x0;
}
if(y0 + h > crop_y0 + crop_height)
h = crop_y0 + crop_height - y0;
if(x0 + w > crop_x0 + crop_width)
w = crop_x0 + crop_width - x0;
if(swsContext)
{
uint8_t* dstPtr[3]= {
vo_image,
vo_image + vo_w*vo_h*5/4,
vo_image + vo_w*vo_h};
int dstStride[3] = {vo_w, vo_w/2, vo_w/2};
swsContext->swScale(swsContext, src, stride, y0 - crop_y0, h, dstPtr, dstStride);
}
else
{
// copy Y:
for(y = 0; y < h; y++){
unsigned char* s = src[0] + stride[0]*y;
unsigned char* d = vo_image + vo_w*(y0 - crop_y0 + y);
memcpy(d,s,w);
}
x0>>=1;y0>>=1;
w>>=1;h>>=1;
// copy U:
for(y = 0; y < h; y++){
unsigned char* s = src[2] + stride[2]*y;
unsigned char* d = vo_image + vo_w*vo_h + (vo_w>>1)*(y0 - crop_y0/2 + y);
memcpy(d,s,w);
}
// copy V:
for(y = 0; y < h; y++){
unsigned char* s = src[1] + stride[1]*y;
unsigned char* d = vo_image + vo_w*vo_h + vo_w*vo_h/4 + (vo_w>>1)*(y0 - crop_y0/2 + y);
memcpy(d,s,w);
}
} // !swscaler
return(0);
}
static uint32_t draw_frame(uint8_t *src[]){
int y;
// printf("This function shouldn't be called - report bug!\n");
// later: add YUY2->YV12 conversion here!
if(swsContext) {
uint8_t* src_img = *src + crop_y0*input_pitch + crop_x0*input_bpp/8;
int dstStride = vo_w * input_bpp/8;
swsContext->swScale(swsContext, &src_img, &input_pitch, 0, crop_height,
&vo_image_ptr, &dstStride);
}
else {
for(y = crop_y0; y < crop_height + crop_y0; y++)
memcpy(&vo_image_ptr[(y - crop_y0)*crop_width*input_bpp/8],
src[0] + y*input_pitch + crop_x0*input_bpp/8,
crop_width*input_bpp/8);
}
return(0);
}
static int query_format(unsigned int out_fmt){
// check for supported colorspace:
switch(out_video_codec){
case VCODEC_RAWRGB:
switch(out_fmt){
case IMGFMT_BGR32:
case IMGFMT_BGR24:
case IMGFMT_RGB32:
case IMGFMT_YV12:
return VO_TRUE;
}
break;
case VCODEC_VFW:
if(out_fmt==IMGFMT_BGR24) return VO_TRUE;
break;
case VCODEC_LIBAVCODEC:
switch(out_fmt){
case IMGFMT_YV12:
case IMGFMT_IYUV:
case IMGFMT_I420:
return VO_TRUE;
}
break;
case VCODEC_DIVX4:
switch(out_fmt){
case IMGFMT_YV12:
case IMGFMT_IYUV:
case IMGFMT_I420:
case IMGFMT_YUY2:
case IMGFMT_UYVY:
case IMGFMT_RGB24:
case IMGFMT_BGR24:
return VO_TRUE;
}
break;
default:
return VO_TRUE; // FIXME!
}
return VO_FALSE;
}
static uint32_t control(uint32_t request, void *data, ...){
switch (request) {
case VOCTRL_QUERY_FORMAT:
return query_format(*((uint32_t*)data));
// case VOCTRL_GET_IMAGE:
// return get_image(data);
}
return VO_NOTIMPL;
}
static unsigned int out_fmt=0;
static uint32_t config(uint32_t width, uint32_t height, uint32_t d_width, uint32_t d_height, uint32_t flags, char *title, uint32_t format,const vo_tune_info_t *info){
// we should do codec initialization here!
printf("vo.config(%d x %d, %s) called!\n",width,height,vo_format_name(format));
out_fmt=format;
return 0; // OK!
}
vo_functions_t video_out;
//---------------------------------------------------------------------------
void *vo_spudec=NULL;
static void draw_alpha(int x0,int y0, int w,int h, unsigned char* src, unsigned char *srca, int stride){
vo_draw_alpha_yv12(w,h,src,srca,stride,vo_image + vo_w * y0 + x0,vo_w);
}
static void draw_sub(void) {
#ifdef USE_DVDREAD
if (vo_spudec)
spudec_draw_scaled(vo_spudec, vo_w, vo_h, draw_alpha);
#endif
}
int dec_audio(sh_audio_t *sh_audio,unsigned char* buffer,int total){
int size=0;
int eof=0;
while(size<total && !eof){
int len=total-size;
if(len>MAX_OUTBURST) len=MAX_OUTBURST;
if(len>sh_audio->a_buffer_size) len=sh_audio->a_buffer_size;
if(len>sh_audio->a_buffer_len){
int ret=decode_audio(sh_audio,
&sh_audio->a_buffer[sh_audio->a_buffer_len],
len-sh_audio->a_buffer_len,
sh_audio->a_buffer_size-sh_audio->a_buffer_len);
if(ret>0) sh_audio->a_buffer_len+=ret; else eof=1;
}
if(len>sh_audio->a_buffer_len) len=sh_audio->a_buffer_len;
memcpy(buffer+size,sh_audio->a_buffer,len);
sh_audio->a_buffer_len-=len; size+=len;
if(sh_audio->a_buffer_len>0)
memcpy(sh_audio->a_buffer,&sh_audio->a_buffer[len],sh_audio->a_buffer_len);
}
return size;
}
extern void me_register_options(m_config_t* cfg);
//---------------------------------------------------------------------------
static int eof=0;
static int interrupted=0;
enum end_at_type_t {END_AT_NONE, END_AT_TIME, END_AT_SIZE};
static enum end_at_type_t end_at_type = END_AT_NONE;
static int end_at;
static void exit_sighandler(int x){
eof=1;
interrupted=1;
}
int main(int argc,char* argv[], char *envp[]){
stream_t* stream=NULL;
demuxer_t* demuxer=NULL;
stream_t* stream2=NULL;
demuxer_t* demuxer2=NULL;
demux_stream_t *d_audio=NULL;
demux_stream_t *d_video=NULL;
demux_stream_t *d_dvdsub=NULL;
sh_audio_t *sh_audio=NULL;
sh_video_t *sh_video=NULL;
int file_format=DEMUXER_TYPE_UNKNOWN;
int i;
aviwrite_t* muxer=NULL;
aviwrite_stream_t* mux_a=NULL;
aviwrite_stream_t* mux_v=NULL;
FILE* muxer_f=NULL;
int muxer_f_size=0;
#ifdef HAVE_DIVX4ENCORE
ENC_FRAME enc_frame;
ENC_RESULT enc_result;
void* enc_handle=NULL;
#endif
#ifdef HAVE_MP3LAME
lame_global_flags *lame;
#endif
float audio_preload=0.5;
double v_pts_corr=0;
double v_timer_corr=0;
play_tree_t* playtree;
play_tree_iter_t* playtree_iter;
char* filename=NULL;
char* frameno_filename="frameno.avi";
int decoded_frameno=0;
int next_frameno=-1;
unsigned int timer_start;
//int out_buffer_size=0x200000;
//unsigned char* out_buffer=malloc(out_buffer_size);
mp_msg_init();
mp_msg_set_level(MSGL_STATUS);
mp_msg(MSGT_CPLAYER,MSGL_INFO,"%s",banner_text);
// check codec.conf
if(!parse_codec_cfg(get_path("codecs.conf"))){
if(!parse_codec_cfg(CONFDIR"/codecs.conf")){
mp_msg(MSGT_MENCODER,MSGL_HINT,MSGTR_CopyCodecsConf);
mencoder_exit(1,NULL);
}
}
/* Test for cpu capabilities (and corresponding OS support) for optimizing */
#ifdef ARCH_X86
GetCpuCaps(&gCpuCaps);
mp_msg(MSGT_CPLAYER,MSGL_INFO,"CPUflags: Type: %d MMX: %d MMX2: %d 3DNow: %d 3DNow2: %d SSE: %d SSE2: %d\n",
gCpuCaps.cpuType,gCpuCaps.hasMMX,gCpuCaps.hasMMX2,
gCpuCaps.has3DNow, gCpuCaps.has3DNowExt,
gCpuCaps.hasSSE, gCpuCaps.hasSSE2);
#endif
#ifdef HAVE_DIVX4ENCORE
// set some defaults, before parsing configfile/commandline:
divx4_param.min_quantizer = 2;
divx4_param.max_quantizer = 31;
divx4_param.rc_period = 2000;
divx4_param.rc_reaction_period = 10;
divx4_param.rc_reaction_ratio = 20;
#endif
// FIXME: get rid of -dvd and other tricky options and config/playtree
stream2=open_stream(frameno_filename,0,&i);
if(stream2){
demuxer2=demux_open(stream2,DEMUXER_TYPE_AVI,-1,-1,-2);
if(demuxer2) printf("Using pass3 control file: %s\n",frameno_filename);
}
playtree = play_tree_new();
mconfig = m_config_new(playtree);
m_config_register_options(mconfig,mencoder_opts);
me_register_options(mconfig);
parse_cfgfiles(mconfig);
if(m_config_parse_command_line(mconfig, argc, argv, envp) < 0) mencoder_exit(1, "error parsing cmdline");
playtree = play_tree_cleanup(playtree);
if(playtree) {
playtree_iter = play_tree_iter_new(playtree,mconfig);
if(playtree_iter) {
if(play_tree_iter_step(playtree_iter,0,0) != PLAY_TREE_ITER_ENTRY) {
play_tree_iter_free(playtree_iter);
playtree_iter = NULL;
}
filename = play_tree_iter_get_file(playtree_iter,1);
}
}
if(!filename && !vcd_track && !dvd_title && !tv_param_on){
printf("\nMissing filename!\n\n");
mencoder_exit(1,NULL);
}
mp_msg_set_level(verbose+MSGL_STATUS);
stream=open_stream(filename,vcd_track,&file_format);
if(!stream){
printf("Cannot open file/device\n");
mencoder_exit(1,NULL);
}
printf("success: format: %d data: 0x%X - 0x%X\n",file_format, (int)(stream->start_pos),(int)(stream->end_pos));
if(stream_cache_size) stream_enable_cache(stream,stream_cache_size*1024,0,0);
#ifdef HAVE_LIBCSS
// current_module="libcss";
if (dvdimportkey) {
if (dvd_import_key(dvdimportkey)) {
mp_msg(MSGT_CPLAYER,MSGL_FATAL,MSGTR_ErrorDVDkey);
mencoder_exit(1,NULL);
}
mp_msg(MSGT_CPLAYER,MSGL_INFO,MSGTR_CmdlineDVDkey);
}
if (dvd_auth_device) {
// if (dvd_auth(dvd_auth_device,f)) {
if (dvd_auth(dvd_auth_device,filename)) {
mp_msg(MSGT_CPLAYER,MSGL_FATAL,"Error in DVD auth...\n");
mencoder_exit(1,NULL);
}
mp_msg(MSGT_CPLAYER,MSGL_INFO,MSGTR_DVDauthOk);
}
#endif
if(!has_audio || demuxer2) audio_id=-2; /* do NOT read audio packets... */
//demuxer=demux_open(stream,file_format,video_id,audio_id,dvdsub_id);
demuxer=demux_open(stream,file_format,audio_id,video_id,dvdsub_id);
if(!demuxer){
printf("Cannot open demuxer\n");
mencoder_exit(1,NULL);
}
d_audio=demuxer2 ? demuxer2->audio : demuxer->audio;
d_video=demuxer->video;
d_dvdsub=demuxer->sub;
sh_audio=d_audio->sh;
sh_video=d_video->sh;
if(!video_read_properties(sh_video)){
printf("Couldn't read video properties\n");
mencoder_exit(1,NULL);
}
mp_msg(MSGT_MENCODER,MSGL_INFO,"[V] filefmt:%d fourcc:0x%X size:%dx%d fps:%5.2f ftime:=%6.4f\n",
demuxer->file_format,sh_video->format, sh_video->disp_w,sh_video->disp_h,
sh_video->fps,sh_video->frametime
);
video_out.config=config;
video_out.control=control;
video_out.draw_slice=draw_slice;
video_out.draw_frame=draw_frame;
sh_video->video_out=&video_out;
sh_video->codec=NULL;
if(out_video_codec>1){
mp_msg(MSGT_CPLAYER,MSGL_INFO,"==========================================================================\n");
// Go through the codec.conf and find the best codec...
sh_video->inited=0;
codecs_reset_selection(0);
if(video_codec){
// forced codec by name:
mp_msg(MSGT_CPLAYER,MSGL_INFO,"Forced video codec: %s\n",video_codec);
init_video(sh_video,video_codec,-1,-1);
} else {
int status;
// try in stability order: UNTESTED, WORKING, BUGGY, BROKEN
if(video_family>=0) mp_msg(MSGT_CPLAYER,MSGL_INFO,MSGTR_TryForceVideoFmt,video_family);
for(status=CODECS_STATUS__MAX;status>=CODECS_STATUS__MIN;--status){
if(video_family>=0) // try first the preferred codec family:
if(init_video(sh_video,NULL,video_family,status)) break;
if(init_video(sh_video,NULL,-1,status)) break;
}
}
if(!sh_video->inited){
mp_msg(MSGT_CPLAYER,MSGL_ERR,MSGTR_CantFindVideoCodec,sh_video->format);
mp_msg(MSGT_CPLAYER,MSGL_HINT, MSGTR_TryUpgradeCodecsConfOrRTFM,get_path("codecs.conf"));
mencoder_exit(1,NULL);
}
mp_msg(MSGT_CPLAYER,MSGL_INFO,"%s video codec: [%s] drv:%d prio:%d (%s)\n",
video_codec?mp_gettext("Forcing"):mp_gettext("Detected"),sh_video->codec->name,sh_video->codec->driver,sh_video->codec->priority!=-1?sh_video->codec->priority:0,sh_video->codec->info);
mp_msg(MSGT_CPLAYER,MSGL_INFO,"==========================================================================\n");
//sh_video->outfmtidx=i; // FIXME!!!!!!!!!!!!!!!!!!!
if(!crop_width)
crop_width = sh_video->disp_w - crop_x0;
if(!crop_height)
crop_height = sh_video->disp_h - crop_y0;
if(crop_width + crop_x0 > sh_video->disp_w ||
crop_height + crop_y0 > sh_video->disp_h) {
printf("Fatal error: x0 + xsize (or y0 + ysize) is larger than the movie.\n");
return 1;
}
if(crop_x0 >= sh_video->disp_w ||
crop_y0 >= sh_video->disp_h) {
printf("Fatal error: You tried to crop away more than the entire movie!\n");
return 1;
}
printf("x0: %d y0: %d crop_width: %d crop_height: %d\n", crop_x0, crop_y0, crop_width, crop_height);
if(!vo_w) vo_w = crop_width;
if(!vo_h) vo_h = crop_height;
if(vo_w != crop_width || vo_h != crop_height)
{
swsContext = getSwsContextFromCmdLine(crop_width, crop_height, out_fmt, vo_w, vo_h, out_fmt);
if(!swsContext) {
printf("Fatal error: Initialization of software scaler faild.\n");
return 1;
}
}
input_bpp = bits_per_pixel(out_fmt);
vo_image_ptr = vo_image = malloc(vo_w*vo_h*input_bpp/8);
input_pitch = sh_video->disp_w*input_bpp/8;
} // if(out_video_codec)
if(sh_audio && (out_audio_codec || seek_to_sec || !sh_audio->wf)){
// Go through the codec.conf and find the best codec...
sh_audio->codec=NULL;
if(audio_family!=-1) mp_msg(MSGT_MENCODER,MSGL_INFO,MSGTR_TryForceAudioFmt,audio_family);
while(1){
sh_audio->codec=find_codec(sh_audio->format,NULL,sh_audio->codec,1);
if(!sh_audio->codec){
if(audio_family!=-1) {
sh_audio->codec=NULL; /* re-search */
mp_msg(MSGT_MENCODER,MSGL_ERR,MSGTR_CantFindAfmtFallback);
audio_family=-1;
continue;
}
mp_msg(MSGT_MENCODER,MSGL_ERR,MSGTR_CantFindAudioCodec,sh_audio->format);
mp_msg(MSGT_MENCODER,MSGL_HINT, MSGTR_TryUpgradeCodecsConfOrRTFM,get_path("codecs.conf"));
sh_audio=d_audio->sh=NULL;
break;
}
if(audio_codec && strcmp(sh_audio->codec->name,audio_codec)) continue;
else if(audio_family!=-1 && sh_audio->codec->driver!=audio_family) continue;
mp_msg(MSGT_MENCODER,MSGL_INFO,"%s audio codec: [%s] drv:%d (%s)\n",audio_codec?"Forcing":"Detected",sh_audio->codec->name,sh_audio->codec->driver,sh_audio->codec->info);
break;
}
}
if(sh_audio && (out_audio_codec || seek_to_sec || !sh_audio->wf)){
mp_msg(MSGT_MENCODER,MSGL_V,"Initializing audio codec...\n");
if(!init_audio(sh_audio)){
mp_msg(MSGT_MENCODER,MSGL_ERR,MSGTR_CouldntInitAudioCodec);
sh_audio=d_audio->sh=NULL;
} else {
mp_msg(MSGT_MENCODER,MSGL_INFO,"AUDIO: srate=%d chans=%d bps=%d sfmt=0x%X ratio: %d->%d\n",sh_audio->samplerate,sh_audio->channels,sh_audio->samplesize,
sh_audio->sample_format,sh_audio->i_bps,sh_audio->o_bps);
}
}
// set up video encoder:
if (spudec_ifo) {
unsigned int palette[16], width, height;
if (vobsub_parse_ifo(spudec_ifo, palette, &width, &height, 1) >= 0)
vo_spudec=spudec_new_scaled(palette, sh_video->disp_w, sh_video->disp_h);
}
#ifdef USE_DVDREAD
if (vo_spudec==NULL) {
vo_spudec=spudec_new_scaled(stream->type==STREAMTYPE_DVD?((dvd_priv_t *)(stream->priv))->cur_pgc->palette:NULL,
sh_video->disp_w, sh_video->disp_h);
}
#endif
// set up output file:
muxer_f=fopen(out_filename,"wb");
if(!muxer_f) {
printf("Cannot open output file '%s'\n", out_filename);
mencoder_exit(1,NULL);
}
muxer=aviwrite_new_muxer();
// ============= VIDEO ===============
mux_v=aviwrite_new_stream(muxer,AVIWRITE_TYPE_VIDEO);
mux_v->buffer_size=0x200000; // 2MB
mux_v->buffer=malloc(mux_v->buffer_size);
mux_v->source=sh_video;
mux_v->h.dwSampleSize=0; // VBR
mux_v->h.dwScale=10000;
mux_v->h.dwRate=mux_v->h.dwScale*(force_ofps?force_ofps:sh_video->fps);
mux_v->codec=out_video_codec;
switch(mux_v->codec){
case VCODEC_COPY:
if (sh_video->bih)
mux_v->bih=sh_video->bih;
else
{
mux_v->bih=malloc(sizeof(BITMAPINFOHEADER));
mux_v->bih->biSize=sizeof(BITMAPINFOHEADER);
mux_v->bih->biWidth=sh_video->disp_w;
mux_v->bih->biHeight=sh_video->disp_h;
mux_v->bih->biCompression=sh_video->format;
mux_v->bih->biPlanes=1;
mux_v->bih->biBitCount=24; // FIXME!!!
mux_v->bih->biSizeImage=mux_v->bih->biWidth*mux_v->bih->biHeight*(mux_v->bih->biBitCount/8);
}
printf("videocodec: framecopy (%dx%d %dbpp fourcc=%x)\n",
mux_v->bih->biWidth, mux_v->bih->biHeight,
mux_v->bih->biBitCount, mux_v->bih->biCompression);
break;
case VCODEC_RAW:
if (sh_video->bih)
mux_v->bih=sh_video->bih;
else
{
mux_v->bih=malloc(sizeof(BITMAPINFOHEADER));
mux_v->bih->biSize=sizeof(BITMAPINFOHEADER);
mux_v->bih->biWidth=sh_video->disp_w;
mux_v->bih->biHeight=sh_video->disp_h;
mux_v->bih->biCompression=0;
mux_v->bih->biPlanes=1;
mux_v->bih->biBitCount=24; // FIXME!!!
mux_v->bih->biSizeImage=mux_v->bih->biWidth*mux_v->bih->biHeight*(mux_v->bih->biBitCount/8);
}
mux_v->bih->biCompression=0;
printf("videocodec: raw (%dx%d %dbpp fourcc=%x)\n",
mux_v->bih->biWidth, mux_v->bih->biHeight,
mux_v->bih->biBitCount, mux_v->bih->biCompression);
break;
case VCODEC_RAWRGB:
mux_v->bih=malloc(sizeof(BITMAPINFOHEADER));
mux_v->bih->biSize=sizeof(BITMAPINFOHEADER);
mux_v->bih->biWidth=vo_w;
mux_v->bih->biHeight=vo_h;
mux_v->bih->biCompression=0;
mux_v->bih->biPlanes=1;
if(IMGFMT_IS_RGB(out_fmt))
mux_v->bih->biBitCount = IMGFMT_RGB_DEPTH(out_fmt);
else if(IMGFMT_IS_BGR(out_fmt))
mux_v->bih->biBitCount = IMGFMT_BGR_DEPTH(out_fmt);
else {
mux_v->bih->biBitCount = 24;
yuv2rgb_init(24, MODE_BGR);
}
if(mux_v->bih->biBitCount == 32)
mux_v->bih->biBitCount = 24;
mux_v->bih->biSizeImage=mux_v->bih->biWidth*mux_v->bih->biHeight*(mux_v->bih->biBitCount/8);
printf("videocodec: rawrgb (%dx%d %dbpp fourcc=%x)\n",
mux_v->bih->biWidth, mux_v->bih->biHeight,
mux_v->bih->biBitCount, mux_v->bih->biCompression);
break;
case VCODEC_FRAMENO:
mux_v->bih=malloc(sizeof(BITMAPINFOHEADER));
mux_v->bih->biSize=sizeof(BITMAPINFOHEADER);
mux_v->bih->biWidth=vo_w;
mux_v->bih->biHeight=vo_h;
mux_v->bih->biPlanes=1;
mux_v->bih->biBitCount=24;
mux_v->bih->biCompression=mmioFOURCC('F','r','N','o');
mux_v->bih->biSizeImage=mux_v->bih->biWidth*mux_v->bih->biHeight*(mux_v->bih->biBitCount/8);
break;
case VCODEC_VFW:
#ifdef USE_WIN32DLL
#if 0
if (!vfw_codecname)
{
printf("No vfw/dshow codec specified! It's requested!\n");
mencoder_exit(1, NULL);
}
#endif
vfw_bih=malloc(sizeof(BITMAPINFOHEADER));
vfw_bih->biSize=sizeof(BITMAPINFOHEADER);
vfw_bih->biWidth=vo_w;
vfw_bih->biHeight=vo_h;
vfw_bih->biPlanes=1;
vfw_bih->biBitCount=24;
vfw_bih->biCompression=0;
vfw_bih->biSizeImage=vo_w*vo_h*((vfw_bih->biBitCount+7)/8);
// mux_v->bih=vfw_open_encoder("divxc32.dll",vfw_bih,mmioFOURCC('D', 'I', 'V', '3'));
mux_v->bih=vfw_open_encoder("AvidAVICodec.dll",vfw_bih, 0);
break;
#else
printf("No support for Win32/VfW codecs compiled in\n");
mencoder_exit(1,NULL);
#endif
case VCODEC_NULL:
mux_v->bih=malloc(sizeof(BITMAPINFOHEADER));
mux_v->bih->biSize=sizeof(BITMAPINFOHEADER);
mux_v->bih->biWidth=vo_w;
mux_v->bih->biHeight=vo_h;
mux_v->bih->biPlanes=1;
mux_v->bih->biBitCount=24;
mux_v->bih->biCompression=0;
mux_v->bih->biSizeImage=mux_v->bih->biWidth*mux_v->bih->biHeight*(mux_v->bih->biBitCount/8);
break;
case VCODEC_DIVX4:
#ifndef HAVE_DIVX4ENCORE
printf("No support for Divx4 encore compiled in\n");
mencoder_exit(1,NULL);
#else
mux_v->bih=malloc(sizeof(BITMAPINFOHEADER));
mux_v->bih->biSize=sizeof(BITMAPINFOHEADER);
mux_v->bih->biWidth=vo_w;
mux_v->bih->biHeight=vo_h;
mux_v->bih->biPlanes=1;
mux_v->bih->biBitCount=24;
mux_v->bih->biCompression=mmioFOURCC('d','i','v','x');
mux_v->bih->biSizeImage=mux_v->bih->biWidth*mux_v->bih->biHeight*(mux_v->bih->biBitCount/8);
if (pass)
printf("Divx: 2-pass logfile: %s\n", passtmpfile);
break;
#endif
case VCODEC_LIBAVCODEC:
#ifndef USE_LIBAVCODEC
printf("No support for FFmpeg's libavcodec compiled in\n");
mencoder_exit(1,NULL);
#else
mux_v->bih=malloc(sizeof(BITMAPINFOHEADER));
mux_v->bih->biSize=sizeof(BITMAPINFOHEADER);
mux_v->bih->biWidth=vo_w;
mux_v->bih->biHeight=vo_h;
mux_v->bih->biPlanes=1;
mux_v->bih->biBitCount=24;
if (!lavc_param_vcodec)
{
printf("No libavcodec codec specified! It's requested!\n");
mencoder_exit(1,NULL);
}
else
{
const char *vcodec = lavc_param_vcodec;
if (!strcasecmp(vcodec, "mpeg1video"))
{
mux_v->bih->biCompression = mmioFOURCC('m', 'p', 'g', '1');
}
else if (!strcasecmp(vcodec, "h263") || !strcasecmp(vcodec, "h263p"))
{
mux_v->bih->biCompression = mmioFOURCC('h', '2', '6', '3');
}
else if (!strcasecmp(vcodec, "rv10"))
{
mux_v->bih->biCompression = mmioFOURCC('R', 'V', '1', '0');
}
else if (!strcasecmp(vcodec, "mjpeg"))
{
mux_v->bih->biCompression = mmioFOURCC('M', 'J', 'P', 'G');
}
else if (!strcasecmp(vcodec, "mpeg4"))
{
mux_v->bih->biCompression = mmioFOURCC('D', 'I', 'V', 'X');
}
else if (!strcasecmp(vcodec, "msmpeg4"))
{
mux_v->bih->biCompression = mmioFOURCC('d', 'i', 'v', '3');
}
else
mux_v->bih->biCompression = mmioFOURCC(lavc_param_vcodec[0],
lavc_param_vcodec[1], lavc_param_vcodec[2], lavc_param_vcodec[3]); /* FIXME!!! */
}
mux_v->bih->biSizeImage=mux_v->bih->biWidth*mux_v->bih->biHeight*(mux_v->bih->biBitCount/8);
printf("videocodec: libavcodec (%dx%d fourcc=%x [%.4s])\n",
mux_v->bih->biWidth, mux_v->bih->biHeight, mux_v->bih->biCompression,
(char *)&mux_v->bih->biCompression);
#endif
}
/* force output fourcc to .. */
if ((force_fourcc != NULL) && (strlen(force_fourcc) >= 4))
{
mux_v->bih->biCompression = mmioFOURCC(force_fourcc[0], force_fourcc[1],
force_fourcc[2], force_fourcc[3]);
printf("Forcing output fourcc to %x [%.4s]\n",
mux_v->bih->biCompression, (char *)&mux_v->bih->biCompression);
}
if(demuxer->file_format!=DEMUXER_TYPE_AVI) pts_from_bps=0; // it must be 0 for mpeg/asf!
// ============= AUDIO ===============
if(sh_audio){
mux_a=aviwrite_new_stream(muxer,AVIWRITE_TYPE_AUDIO);
mux_a->buffer_size=0x100000; //16384;
mux_a->buffer=malloc(mux_a->buffer_size);
mux_a->source=sh_audio;
mux_a->codec=out_audio_codec;
switch(mux_a->codec){
case ACODEC_COPY:
if (sh_audio->wf){
mux_a->wf=sh_audio->wf;
if(!sh_audio->i_bps) sh_audio->i_bps=mux_a->wf->nAvgBytesPerSec;
} else {
mux_a->wf = malloc(sizeof(WAVEFORMATEX));
mux_a->wf->nBlockAlign = 1; //mux_a->h.dwSampleSize;
mux_a->wf->wFormatTag = sh_audio->format;
mux_a->wf->nChannels = sh_audio->channels;
mux_a->wf->nSamplesPerSec = sh_audio->samplerate;
mux_a->wf->nAvgBytesPerSec=sh_audio->i_bps; //mux_a->h.dwSampleSize*mux_a->wf->nSamplesPerSec;
mux_a->wf->wBitsPerSample = 16; // FIXME
mux_a->wf->cbSize=0; // FIXME for l3codeca.acm
}
if(sh_audio->audio.dwScale){
mux_a->h.dwSampleSize=sh_audio->audio.dwSampleSize;
mux_a->h.dwScale=sh_audio->audio.dwScale;
mux_a->h.dwRate=sh_audio->audio.dwRate;
} else {
mux_a->h.dwSampleSize=mux_a->wf->nBlockAlign;
mux_a->h.dwScale=mux_a->h.dwSampleSize;
mux_a->h.dwRate=mux_a->wf->nAvgBytesPerSec;
}
printf("audiocodec: framecopy (format=%x chans=%d rate=%d bits=%d bps=%d sample=%d)\n",
mux_a->wf->wFormatTag, mux_a->wf->nChannels, mux_a->wf->nSamplesPerSec,
mux_a->wf->wBitsPerSample, mux_a->wf->nAvgBytesPerSec, mux_a->h.dwSampleSize);
break;
case ACODEC_PCM:
printf("CBR PCM audio selected\n");
mux_a->h.dwSampleSize=2*sh_audio->channels;
mux_a->h.dwScale=1;
mux_a->h.dwRate=sh_audio->samplerate;
mux_a->wf=malloc(sizeof(WAVEFORMATEX));
mux_a->wf->nBlockAlign=mux_a->h.dwSampleSize;
mux_a->wf->wFormatTag=0x1; // PCM
mux_a->wf->nChannels=sh_audio->channels;
mux_a->wf->nSamplesPerSec=sh_audio->samplerate;
mux_a->wf->nAvgBytesPerSec=mux_a->h.dwSampleSize*mux_a->wf->nSamplesPerSec;
mux_a->wf->wBitsPerSample=16;
mux_a->wf->cbSize=0; // FIXME for l3codeca.acm
break;
case ACODEC_VBRMP3:
printf("MP3 audio selected\n");
mux_a->h.dwSampleSize=0; // VBR
mux_a->h.dwScale=1152; // samples/frame
mux_a->h.dwRate=sh_audio->samplerate;
if(sizeof(MPEGLAYER3WAVEFORMAT)!=30) mp_msg(MSGT_MENCODER,MSGL_WARN,"sizeof(MPEGLAYER3WAVEFORMAT)==%d!=30, maybe broken C compiler?\n",sizeof(MPEGLAYER3WAVEFORMAT));
mux_a->wf=malloc(sizeof(MPEGLAYER3WAVEFORMAT)); // should be 30
mux_a->wf->wFormatTag=0x55; // MP3
mux_a->wf->nChannels=sh_audio->channels;
mux_a->wf->nSamplesPerSec=force_srate?force_srate:sh_audio->samplerate;
mux_a->wf->nAvgBytesPerSec=192000/8; // FIXME!
mux_a->wf->nBlockAlign=1152; // requires for l3codeca.acm + WMP 6.4
mux_a->wf->wBitsPerSample=0; //16;
// from NaNdub: (requires for l3codeca.acm)
mux_a->wf->cbSize=12;
((MPEGLAYER3WAVEFORMAT*)(mux_a->wf))->wID=1;
((MPEGLAYER3WAVEFORMAT*)(mux_a->wf))->fdwFlags=2;
((MPEGLAYER3WAVEFORMAT*)(mux_a->wf))->nBlockSize=1152; // ???
((MPEGLAYER3WAVEFORMAT*)(mux_a->wf))->nFramesPerBlock=1;
((MPEGLAYER3WAVEFORMAT*)(mux_a->wf))->nCodecDelay=0;
break;
}
}
printf("Writing AVI header...\n");
aviwrite_write_header(muxer,muxer_f);
switch(mux_v->codec){
case VCODEC_COPY:
case VCODEC_RAW:
case VCODEC_RAWRGB:
case VCODEC_NULL:
break;
case VCODEC_FRAMENO:
decoded_frameno=0;
break;
case VCODEC_DIVX4:
#ifndef HAVE_DIVX4ENCORE
printf("No support for Divx4 encore compiled in\n");
mencoder_exit(1,NULL);
#else
// init divx4linux:
divx4_param.x_dim=vo_w;
divx4_param.y_dim=vo_h;
divx4_param.framerate=(float)mux_v->h.dwRate/mux_v->h.dwScale;
if(!divx4_param.bitrate) divx4_param.bitrate=800000;
else if(divx4_param.bitrate<=16000) divx4_param.bitrate*=1000;
if(!divx4_param.quality) divx4_param.quality=5; // the quality of compression ( 1 - fastest, 5 - best )
divx4_param.handle=NULL;
encore(NULL,ENC_OPT_INIT,&divx4_param,NULL);
enc_handle=divx4_param.handle;
switch(out_fmt){
case IMGFMT_YV12: enc_frame.colorspace=ENC_CSP_YV12; break;
case IMGFMT_IYUV:
case IMGFMT_I420: enc_frame.colorspace=ENC_CSP_I420; break;
case IMGFMT_YUY2: enc_frame.colorspace=ENC_CSP_YUY2; break;
case IMGFMT_UYVY: enc_frame.colorspace=ENC_CSP_UYVY; break;
case IMGFMT_RGB24:
case IMGFMT_BGR24:
enc_frame.colorspace=ENC_CSP_RGB24; break;
default:
mp_msg(MSGT_MENCODER,MSGL_ERR,"divx4: unsupported picture format (%s)!\n",
vo_format_name(out_fmt));
mencoder_exit(1,NULL);
}
switch(pass){
case 1:
if (VbrControl_init_2pass_vbr_analysis(passtmpfile, divx4_param.quality) == -1)
{
printf("2pass failed: filename=%s\n", passtmpfile);
pass_working = 0;
}
else
pass_working = 1;
break;
case 2:
if (VbrControl_init_2pass_vbr_encoding(passtmpfile,
divx4_param.bitrate,
divx4_param.framerate,
divx4_crispness,
divx4_param.quality) == -1)
{
printf("2pass failed: filename=%s\n", passtmpfile);
pass_working = 0;
}
else
pass_working = 1;
break;
}
break;
#endif
case VCODEC_LIBAVCODEC:
#ifndef USE_LIBAVCODEC
printf("No support for FFmpeg's libavcodec compiled in\n");
#else
if (!avcodec_inited)
{
avcodec_init();
avcodec_register_all();
avcodec_inited=1;
}
#if 0
{
extern AVCodec *first_avcodec;
AVCodec *p = first_avcodec;
lavc_venc_codec = NULL;
while (p)
{
if (p->encode != NULL && strcmp(lavc_param_vcodec, p->name) == 0)
break;
p = p->next;
}
lavc_venc_codec = p;
}
#else
/* XXX: implement this in avcodec (i will send a patch to ffmpeglist) -- alex */
lavc_venc_codec = (AVCodec *)avcodec_find_encoder_by_name(lavc_param_vcodec);
#endif
if (!lavc_venc_codec)
{
printf(MSGTR_MissingLAVCcodec, lavc_param_vcodec);
mencoder_exit(1,NULL);
}
memset(&lavc_venc_context, 0, sizeof(lavc_venc_context));
// lavc_venc_context.width = mux_v->bih->biWidth;
// lavc_venc_context.height = mux_v->bih->biHeight;
/* scaling only for YV12 (and lavc supports only YV12 ;) */
lavc_venc_context.width = vo_w;
lavc_venc_context.height = vo_h;
if (lavc_param_vbitrate >= 0) /* != -1 */
lavc_venc_context.bit_rate = lavc_param_vbitrate*1000;
else
lavc_venc_context.bit_rate = 800000; /* default */
lavc_venc_context.bit_rate_tolerance= lavc_param_vrate_tolerance*1000;
lavc_venc_context.frame_rate = (float)(force_ofps?force_ofps:sh_video->fps) * FRAME_RATE_BASE;
lavc_venc_context.qmin= lavc_param_vqmin;
lavc_venc_context.qmax= lavc_param_vqmax;
lavc_venc_context.max_qdiff= lavc_param_vqdiff;
lavc_venc_context.qcompress= lavc_param_vqcompress;
lavc_venc_context.qblur= lavc_param_vqblur;
/* keyframe interval */
if (lavc_param_keyint >= 0) /* != -1 */
lavc_venc_context.gop_size = lavc_param_keyint;
else
lavc_venc_context.gop_size = 250; /* default */
if (lavc_param_vhq)
{
printf("High quality encoding selected (non real time)!\n");
lavc_venc_context.flags = CODEC_FLAG_HQ;
}
else
lavc_venc_context.flags = 0;
lavc_venc_context.flags|= lavc_param_v4mv ? CODEC_FLAG_4MV : 0;
/* motion estimation (0 = none ... 3 = high quality but slow) */
/* this is just an extern from libavcodec but it should be in the
encoder context - FIXME */
motion_estimation_method = lavc_param_vme;
/* fixed qscale :p */
if (lavc_param_vqscale)
{
printf("Using constant qscale = %d (VBR)\n", lavc_param_vqscale);
lavc_venc_context.flags |= CODEC_FLAG_QSCALE;
lavc_venc_context.quality = lavc_param_vqscale;
}
switch(pass){
case 1:
if (VbrControl_init_2pass_vbr_analysis(passtmpfile, 5) == -1)
{
printf("2pass failed: filename=%s\n", passtmpfile);
pass_working = 0;
}
else
pass_working = 1;
break;
case 2:
if (VbrControl_init_2pass_vbr_encoding(passtmpfile,
lavc_venc_context.bit_rate,
force_ofps?force_ofps:sh_video->fps,
100, /* crispness */
5) == -1)
{
printf("2pass failed: filename=%s\n", passtmpfile);
pass_working = 0;
}
else {
pass_working = 1;
lavc_venc_context.flags |= CODEC_FLAG_QSCALE;
}
break;
}
if (avcodec_open(&lavc_venc_context, lavc_venc_codec) != 0)
{
printf(MSGTR_CantOpenCodec);
mencoder_exit(1,NULL);
}
if (lavc_venc_context.codec->encode == NULL)
{
printf("avcodec init failed (ctx->codec->encode == NULL)!\n");
mencoder_exit(1,NULL);
}
#if 1
if (out_fmt != IMGFMT_YV12 && out_fmt != IMGFMT_I420 && out_fmt != IMGFMT_IYUV)
{
printf("Not supported image format! (%s)\n",
vo_format_name(out_fmt));
mencoder_exit(1,NULL);
}
memset(&lavc_venc_picture, 0, sizeof(lavc_venc_picture));
{
int size = lavc_venc_context.width * lavc_venc_context.height;
/* Y */ lavc_venc_picture.data[0] = vo_image_ptr;
if (out_fmt == IMGFMT_YV12)
{
/* U */ lavc_venc_picture.data[2] = lavc_venc_picture.data[0] + size;
/* V */ lavc_venc_picture.data[1] = lavc_venc_picture.data[2] + size/4;
}
else /* IMGFMT_I420 */
{
/* U */ lavc_venc_picture.data[1] = lavc_venc_picture.data[0] + size;
/* V */ lavc_venc_picture.data[2] = lavc_venc_picture.data[1] + size/4;
}
lavc_venc_picture.linesize[0] = lavc_venc_context.width;
lavc_venc_picture.linesize[1] = lavc_venc_context.width / 2;
lavc_venc_picture.linesize[2] = lavc_venc_context.width / 2;
}
#else
switch(out_fmt)
{
case IMGFMT_YV12:
lavc_venc_context.pix_fmt = PIX_FMT_YUV420P;
break;
#if 0 /* it's faulting :( -- libavcodec's bug! -- alex */
case IMGFMT_YUY2: /* or UYVY */
lavc_venc_context.pix_fmt = PIX_FMT_YUV422;
break;
case IMGFMT_BGR24:
lavc_venc_context.pix_fmt = PIX_FMT_BGR24;
break;
case IMGFMT_RGB24:
lavc_venc_context.pix_fmt = PIX_FMT_RGB24;
break;
#endif
default:
printf("Not supported image format! (%s)\n",
vo_format_name(out_fmt));
mencoder_exit(1,NULL);
}
printf("Using picture format: %s\n", vo_format_name(out_fmt));
memset(&lavc_venc_picture, 0, sizeof(lavc_venc_picture));
printf("ahh: avpict_getsize=%d, vo_image_ptr=%d\n", avpicture_get_size(lavc_venc_context.pix_fmt,
lavc_venc_context.width, lavc_venc_context.height),
vo_h*vo_w*3/2);
avpicture_fill(&lavc_venc_picture, vo_image_ptr,
lavc_venc_context.pix_fmt, lavc_venc_context.width,
lavc_venc_context.height);
{
char buf[1024];
avcodec_string((char *)&buf[0], 1023, &lavc_venc_context, 1);
printf("%s\n", buf);
}
#endif
#endif
}
if(sh_audio)
switch(mux_a->codec){
#ifdef HAVE_MP3LAME
case ACODEC_VBRMP3:
lame=lame_init();
lame_set_bWriteVbrTag(lame,0);
lame_set_in_samplerate(lame,sh_audio->samplerate);
lame_set_num_channels(lame,mux_a->wf->nChannels);
lame_set_out_samplerate(lame,mux_a->wf->nSamplesPerSec);
if(lame_param_vbr){ // VBR:
lame_set_VBR(lame,lame_param_vbr); // vbr mode
lame_set_VBR_q(lame,lame_param_quality+1); // 1 = best vbr q 6=~128k
if(lame_param_br>0) lame_set_VBR_mean_bitrate_kbps(lame,lame_param_br);
} else { // CBR:
lame_set_quality(lame,lame_param_quality); // 0 = best q
if(lame_param_br>0) lame_set_brate(lame,lame_param_br);
}
if(lame_param_mode>=0) lame_set_mode(lame,lame_param_mode); // j-st
if(lame_param_ratio>0) lame_set_compression_ratio(lame,lame_param_ratio);
lame_init_params(lame);
if(verbose){
lame_print_config(lame);
lame_print_internals(lame);
}
break;
#endif
}
signal(SIGINT,exit_sighandler); // Interrupt from keyboard
signal(SIGQUIT,exit_sighandler); // Quit from keyboard
signal(SIGTERM,exit_sighandler); // kill
timer_start=GetTimerMS();
if (seek_to_sec) {
int a,b; float d;
if (sscanf(seek_to_sec, "%d:%d:%f", &a,&b,&d)==3)
d += 3600*a + 60*b;
else if (sscanf(seek_to_sec, "%d:%f", &a, &d)==2)
d += 60*a;
else
sscanf(seek_to_sec, "%f", &d);
demux_seek(demuxer, d, 1);
}
while(!eof){
float frame_time=0;
int blit_frame=0;
float a_pts=0;
float v_pts=0;
unsigned char* start=NULL;
int in_size;
int skip_flag=0; // 1=skip -1=duplicate
if((end_at_type == END_AT_SIZE && end_at <= ftell(muxer_f)) ||
(end_at_type == END_AT_TIME && end_at < sh_video->timer))
break;
if(play_n_frames>=0){
--play_n_frames;
if(play_n_frames<0) break;
}
if(sh_audio){
// get audio:
while(mux_a->timer-audio_preload<mux_v->timer){
int len=0;
if(mux_a->h.dwSampleSize){
// CBR - copy 0.5 sec of audio
switch(mux_a->codec){
case ACODEC_COPY: // copy
len=mux_a->wf->nAvgBytesPerSec/2;
len/=mux_a->h.dwSampleSize;if(len<1) len=1;
len*=mux_a->h.dwSampleSize;
len=demux_read_data(sh_audio->ds,mux_a->buffer,len);
break;
case ACODEC_PCM:
len=mux_a->h.dwSampleSize*(mux_a->h.dwRate/2);
len=dec_audio(sh_audio,mux_a->buffer,len);
break;
}
} else {
// VBR - encode/copy an audio frame
switch(mux_a->codec){
case ACODEC_COPY: // copy
len=ds_get_packet(sh_audio->ds,(unsigned char**) &mux_a->buffer);
// printf("VBR audio framecopy not yet implemented!\n");
break;
#ifdef HAVE_MP3LAME
case ACODEC_VBRMP3:
while(mux_a->buffer_len<4){
unsigned char tmp[2304];
int len=dec_audio(sh_audio,tmp,2304);
if(len<=0) break; // eof
len=lame_encode_buffer_interleaved(lame,
tmp,len/4,
mux_a->buffer+mux_a->buffer_len,mux_a->buffer_size-mux_a->buffer_len);
if(len<0) break; // error
mux_a->buffer_len+=len;
}
if(mux_a->buffer_len<4) break;
len=mp_decode_mp3_header(mux_a->buffer);
//printf("%d\n",len);
if(len<=0) break; // bad frame!
while(mux_a->buffer_len<len){
unsigned char tmp[2304];
int len=dec_audio(sh_audio,tmp,2304);
if(len<=0) break; // eof
len=lame_encode_buffer_interleaved(lame,
tmp,len/4,
mux_a->buffer+mux_a->buffer_len,mux_a->buffer_size-mux_a->buffer_len);
if(len<0) break; // error
mux_a->buffer_len+=len;
}
break;
#endif
}
}
if(len<=0) break; // EOF?
aviwrite_write_chunk(muxer,mux_a,muxer_f,len,0);
if(!mux_a->h.dwSampleSize && mux_a->timer>0)
mux_a->wf->nAvgBytesPerSec=0.5f+(double)mux_a->size/mux_a->timer; // avg bps (VBR)
if(mux_a->buffer_len>=len){
mux_a->buffer_len-=len;
memcpy(mux_a->buffer,mux_a->buffer+len,mux_a->buffer_len);
}
}
}
// get video frame!
in_size=video_read_frame(sh_video,&frame_time,&start,force_fps);
if(in_size<0){ eof=1; break; }
sh_video->timer+=frame_time; ++decoded_frameno;
v_timer_corr-=frame_time-(float)mux_v->h.dwScale/mux_v->h.dwRate;
if(demuxer2){
// find our frame:
while(next_frameno<decoded_frameno){
int* start;
int len=ds_get_packet(demuxer2->video,(unsigned char**) &start);
if(len<0){ eof=1;break;}
if(len==0) --skip_flag; else // duplicate
if(len==4) next_frameno=start[0];
}
if(eof) break;
if(skip_flag) printf("!!!!!!!!!!!!\n");
skip_flag=next_frameno-decoded_frameno;
// find next frame:
while(next_frameno<=decoded_frameno){
int* start;
int len=ds_get_packet(demuxer2->video,(unsigned char**) &start);
if(len<0){ eof=1;break;}
if(len==0) --skip_flag; else // duplicate
if(len==4) next_frameno=start[0];
}
// if(eof) break;
// printf("Current fno=%d requested=%d skip=%d \n",decoded_frameno,fno,skip_flag);
} else {
// check frame duplicate/drop:
if(v_timer_corr>=(float)mux_v->h.dwScale/mux_v->h.dwRate){
v_timer_corr-=(float)mux_v->h.dwScale/mux_v->h.dwRate;
++skip_flag; // skip
} else
while(v_timer_corr<=-(float)mux_v->h.dwScale/mux_v->h.dwRate){
v_timer_corr+=(float)mux_v->h.dwScale/mux_v->h.dwRate;
--skip_flag; // dup
}
while( (v_pts_corr<=-(float)mux_v->h.dwScale/mux_v->h.dwRate && skip_flag>0)
|| (v_pts_corr<=-2*(float)mux_v->h.dwScale/mux_v->h.dwRate) ){
v_pts_corr+=(float)mux_v->h.dwScale/mux_v->h.dwRate;
--skip_flag; // dup
}
if( (v_pts_corr>=(float)mux_v->h.dwScale/mux_v->h.dwRate && skip_flag<0)
|| (v_pts_corr>=2*(float)mux_v->h.dwScale/mux_v->h.dwRate) )
if(skip_flag<=0){ // we can't skip more than 1 frame now
v_pts_corr-=(float)mux_v->h.dwScale/mux_v->h.dwRate;
++skip_flag; // skip
}
} // demuxer2
#ifdef USE_DVDREAD
// DVD sub:
if(vo_spudec){
unsigned char* packet=NULL;
int len;
while((len=ds_get_packet_sub(d_dvdsub,&packet))>0){
mp_msg(MSGT_MENCODER,MSGL_V,"\rDVD sub: len=%d v_pts=%5.3f s_pts=%5.3f \n",len,d_video->pts,d_dvdsub->pts);
spudec_assemble(vo_spudec,packet,len,100*d_dvdsub->pts);
}
spudec_heartbeat(vo_spudec,100*d_video->pts);
}
#endif
switch(mux_v->codec){
case VCODEC_COPY:
mux_v->buffer=start;
if(skip_flag<=0) aviwrite_write_chunk(muxer,mux_v,muxer_f,in_size,(sh_video->ds->flags&1)?0x10:0);
break;
case VCODEC_RAWRGB:
{
static uint8_t* raw_rgb_buffer = NULL;
static uint8_t* raw_rgb_buffer2 = NULL;
if(!raw_rgb_buffer) {
raw_rgb_buffer = malloc(vo_w*vo_h*4);
raw_rgb_buffer2 = malloc(vo_w*vo_h*4);
}
blit_frame=decode_video(&video_out,sh_video,start,in_size,0);
if(skip_flag>0) break;
if(!blit_frame){
// empty.
aviwrite_write_chunk(muxer,mux_v,muxer_f,0,0);
break;
}
/* Uncompressed avi files store rgb data with the top most row last so we
* have to flip the frames. */
if(IMGFMT_IS_BGR(out_fmt)) {
if(IMGFMT_BGR_DEPTH(out_fmt) == 32) {
rgb32to24(vo_image_ptr, raw_rgb_buffer, vo_w*vo_h*4);
mux_v->buffer = flip_upside_down(raw_rgb_buffer, raw_rgb_buffer,
vo_w*3, vo_h);
}
else
mux_v->buffer = flip_upside_down(raw_rgb_buffer, vo_image_ptr,
vo_w*3, vo_h);
}
else if(IMGFMT_IS_RGB(out_fmt)) {
if(IMGFMT_RGB_DEPTH(out_fmt) == 32) {
rgb32tobgr32(vo_image_ptr, raw_rgb_buffer2, vo_w*vo_h*4);
rgb32to24(raw_rgb_buffer2, raw_rgb_buffer, vo_w*vo_h*4);
mux_v->buffer = flip_upside_down(raw_rgb_buffer, raw_rgb_buffer,
vo_w*3, vo_h);
}
else
mux_v->buffer = flip_upside_down(raw_rgb_buffer, vo_image_ptr,
vo_w*3, vo_h);
}
else {
yuv2rgb(raw_rgb_buffer, vo_image_ptr, vo_image_ptr + vo_w*vo_h,
vo_image_ptr + vo_w*vo_h*5/4, vo_w, vo_h, vo_w*24/8, vo_w, vo_w/2);
mux_v->buffer = flip_upside_down(raw_rgb_buffer, raw_rgb_buffer,
vo_w*3, vo_h);
}
aviwrite_write_chunk(muxer,mux_v,muxer_f, vo_w*vo_h*3, 0x10);
}
break;
case VCODEC_RAW:
blit_frame=decode_video(&video_out,sh_video,start,in_size,0);
if(skip_flag>0) break;
if(!blit_frame){
// empty.
aviwrite_write_chunk(muxer,mux_v,muxer_f,0,0);
break;
}
mux_v->buffer = vo_image_ptr;
aviwrite_write_chunk(muxer,mux_v,muxer_f,mux_v->buffer_size,0x10);
break;
case VCODEC_FRAMENO: {
mux_v->buffer=&decoded_frameno; // tricky
if(skip_flag<=0) aviwrite_write_chunk(muxer,mux_v,muxer_f,sizeof(int),0x10);
break; }
#ifdef USE_WIN32DLL
case VCODEC_VFW: {
//int vfw_encode_frame(BITMAPINFOHEADER* biOutput,void* OutBuf,
// BITMAPINFOHEADER* biInput,void* Image,
// long* keyframe, int quality);
long flags=0;
int ret;
blit_frame=decode_video(&video_out,sh_video,start,in_size,0);
if(skip_flag>0) break;
if(!blit_frame){
// empty.
aviwrite_write_chunk(muxer,mux_v,muxer_f,0,0);
break;
}
flip_upside_down(vo_image_ptr,vo_image_ptr,3*vo_w,vo_h); // dirty hack
ret=vfw_encode_frame(mux_v->bih, mux_v->buffer, vfw_bih, vo_image_ptr, &flags, 10000);
// printf("vfw_encode_frame -> %d (size=%d,flag=%X)\n",ret,mux_v->bih->biSizeImage,flags);
aviwrite_write_chunk(muxer,mux_v,muxer_f,mux_v->bih->biSizeImage,flags);
break;
}
#endif
case VCODEC_DIVX4:
#ifndef HAVE_DIVX4ENCORE
printf("No support for Divx4 encore compiled in\n");
mencoder_exit(1,NULL);
#else
blit_frame=decode_video(&video_out,sh_video,start,in_size,0);
draw_sub();
if(skip_flag>0) break;
if(!blit_frame){
// empty.
aviwrite_write_chunk(muxer,mux_v,muxer_f,0,0);
break;
}
enc_frame.image=vo_image_ptr;
enc_frame.bitstream=mux_v->buffer;
enc_frame.length=mux_v->buffer_size;
enc_frame.mvs=NULL;
enc_frame.quant=0;
enc_frame.intra=0;
if(pass==2 && pass_working){ // handle 2-pass:
enc_frame.quant = VbrControl_get_quant();
enc_frame.intra = VbrControl_get_intra();
encore(enc_handle,ENC_OPT_ENCODE_VBR,&enc_frame,&enc_result);
VbrControl_update_2pass_vbr_encoding(enc_result.motion_bits,
enc_result.texture_bits,
enc_result.total_bits);
} else {
encore(enc_handle,ENC_OPT_ENCODE,&enc_frame,&enc_result);
if(pass==1 && pass_working){
VbrControl_update_2pass_vbr_analysis(enc_result.is_key_frame,
enc_result.motion_bits,
enc_result.texture_bits,
enc_result.total_bits,
enc_result.quantizer);
}
}
// printf("encoding...\n");
// printf(" len=%d key:%d qualt:%d \n",enc_frame.length,enc_result.is_key_frame,enc_result.quantizer);
aviwrite_write_chunk(muxer,mux_v,muxer_f,enc_frame.length,enc_result.is_key_frame?0x10:0);
break;
#endif
case VCODEC_LIBAVCODEC:
{
#ifndef USE_LIBAVCODEC
printf("No support for FFmpeg's libavcodec compiled in\n");
#else
int out_size;
blit_frame=decode_video(&video_out,sh_video,start,in_size,0);
if(skip_flag>0) break;
if(!blit_frame){
// empty.
aviwrite_write_chunk(muxer,mux_v,muxer_f,0,0);
break;
}
if(pass==2 && pass_working){ // handle 2-pass:
lavc_venc_context.flags|=CODEC_FLAG_QSCALE; // enable VBR
lavc_venc_context.quality=VbrControl_get_quant();
#ifdef CODEC_FLAG_TYPE
lavc_venc_context.flags|=CODEC_FLAG_TYPE; // force keyframes
lavc_venc_context.key_frame=VbrControl_get_intra();
lavc_venc_context.gop_size=0x3fffffff;
#else
#error you should upgrade libavcodec... get latest CVS
#endif
out_size = avcodec_encode_video(&lavc_venc_context, mux_v->buffer, mux_v->buffer_size,
&lavc_venc_picture);
VbrControl_update_2pass_vbr_encoding(lavc_venc_context.mv_bits,
lavc_venc_context.i_tex_bits+lavc_venc_context.p_tex_bits,
8*out_size);
} else {
out_size = avcodec_encode_video(&lavc_venc_context, mux_v->buffer, mux_v->buffer_size,
&lavc_venc_picture);
if(pass==1 && pass_working){
VbrControl_update_2pass_vbr_analysis(lavc_venc_context.key_frame,
lavc_venc_context.mv_bits,
lavc_venc_context.i_tex_bits+lavc_venc_context.p_tex_bits,
8*out_size, lavc_venc_context.quality);
}
}
aviwrite_write_chunk(muxer,mux_v,muxer_f,out_size,lavc_venc_context.key_frame?0x10:0);
#endif
}
}
if(skip_flag<0){
// duplicate frame
printf("\nduplicate %d frame(s)!!! \n",-skip_flag);
while(skip_flag<0){
aviwrite_write_chunk(muxer,mux_v,muxer_f,0,0);
++skip_flag;
}
} else
if(skip_flag>0){
// skip frame
printf("\nskip frame!!! \n");
--skip_flag;
}
if(sh_audio && !demuxer2){
float AV_delay,x;
// A-V sync!
if(pts_from_bps){
unsigned int samples=(sh_audio->audio.dwSampleSize)?
((ds_tell(d_audio)-sh_audio->a_in_buffer_len)/sh_audio->audio.dwSampleSize) :
(d_audio->pack_no); // <- used for VBR audio
// printf("samples=%d \n",samples);
a_pts=samples*(float)sh_audio->audio.dwScale/(float)sh_audio->audio.dwRate;
delay_corrected=1;
} else {
// PTS = (last timestamp) + (bytes after last timestamp)/(bytes per sec)
a_pts=d_audio->pts;
if(!delay_corrected) if(a_pts) delay_corrected=1;
//printf("*** %5.3f ***\n",a_pts);
a_pts+=(ds_tell_pts(d_audio)-sh_audio->a_in_buffer_len)/(float)sh_audio->i_bps;
}
v_pts=d_video->pts;
// av = compensated (with out buffering delay) A-V diff
AV_delay=(a_pts-v_pts); AV_delay-=mux_a->timer-(mux_v->timer-(v_timer_corr+v_pts_corr));
// compensate input video timer by av:
x=AV_delay*0.1f;
if(x<-max_pts_correction) x=-max_pts_correction; else
if(x> max_pts_correction) x= max_pts_correction;
if(default_max_pts_correction>=0)
max_pts_correction=default_max_pts_correction;
else
max_pts_correction=sh_video->frametime*0.10; // +-10% of time
// sh_video->timer-=x;
c_total+=x;
v_pts_corr+=x;
}
// printf("A:%6.1f V:%6.1f A-V:%7.3f oAV:%7.3f diff:%7.3f ct:%7.3f vpc:%7.3f \r",
// a_pts,v_pts,a_pts-v_pts,
// (float)(mux_a->timer-mux_v->timer),
// AV_delay, c_total, v_pts_corr );
// printf("V:%6.1f \r", d_video->pts );
#if 0
mp_msg(MSGT_AVSYNC,MSGL_STATUS,"A:%6.1f V:%6.1f A-V:%7.3f ct:%7.3f %3d/%3d %2d%% %2d%% %4.1f%% %d%%\r",
a_pts,v_pts,a_pts-v_pts,c_total,
(int)sh_video->num_frames,(int)sh_video->num_frames_decoded,
(sh_video->timer>0.5)?(int)(100.0*video_time_usage/(double)sh_video->timer):0,
(sh_video->timer>0.5)?(int)(100.0*vout_time_usage/(double)sh_video->timer):0,
(sh_video->timer>0.5)?(100.0*audio_time_usage/(double)sh_video->timer):0
,cache_fill_status
);
#endif
{ float t=(GetTimerMS()-timer_start)*0.001f;
float len=(demuxer->movi_end-demuxer->movi_start);
float p=len>1000 ? (float)(demuxer->filepos-demuxer->movi_start) / len : 0;
if(!len && sh_audio && sh_audio->audio.dwLength>100){
p=(sh_audio->audio.dwSampleSize? ds_tell(sh_audio->ds)/sh_audio->audio.dwSampleSize : sh_audio->ds->pack_no)
/ (float)(sh_audio->audio.dwLength);
}
#if 0
mp_msg(MSGT_AVSYNC,MSGL_STATUS,"%d < %d < %d \r",
(int)demuxer->movi_start,
(int)demuxer->filepos,
(int)demuxer->movi_end);
#else
mp_msg(MSGT_AVSYNC,MSGL_STATUS,"Pos:%6.1fs %6df (%2d%%) %3dfps Trem:%4dmin %3dmb A-V:%5.3f [%d:%d]\r",
mux_v->timer, decoded_frameno, (int)(p*100),
(t>1) ? (int)(decoded_frameno/t) : 0,
(p>0.001) ? (int)((t/p-t)/60) : 0,
(p>0.001) ? (int)(ftell(muxer_f)/p/1024/1024) : 0,
v_pts_corr,
(mux_v->timer>1) ? (int)(mux_v->size/mux_v->timer/125) : 0,
(mux_a && mux_a->timer>1) ? (int)(mux_a->size/mux_a->timer/125) : 0
);
#endif
}
fflush(stdout);
} // while(!eof)
#ifdef HAVE_MP3LAME
// fixup CBR mp3 audio header:
if(sh_audio && mux_a->codec==ACODEC_VBRMP3 && !lame_param_vbr){
mux_a->h.dwSampleSize=1;
mux_a->h.dwRate=mux_a->wf->nAvgBytesPerSec;
mux_a->h.dwScale=1;
printf("\n\nCBR audio effective bitrate: %8.3f kbit/s (%d bytes/sec)\n",
mux_a->h.dwRate*8.0f/1000.0f,mux_a->h.dwRate);
}
#endif
#ifdef USE_LIBAVCODEC
if (mux_v->codec == VCODEC_LIBAVCODEC)
avcodec_close(&lavc_venc_context);
#endif
printf("\nWriting AVI index...\n");
aviwrite_write_index(muxer,muxer_f);
muxer_f_size=ftell(muxer_f);
printf("Fixup AVI header...\n");
fseek(muxer_f,0,SEEK_SET);
aviwrite_write_header(muxer,muxer_f); // update header
fclose(muxer_f);
if(out_video_codec==VCODEC_FRAMENO && mux_v->timer>100){
printf("Recommended video bitrate for 650MB CD: %d\n",(int)((650*1024*1024-muxer_f_size)/mux_v->timer/125));
printf("Recommended video bitrate for 700MB CD: %d\n",(int)((700*1024*1024-muxer_f_size)/mux_v->timer/125));
printf("Recommended video bitrate for 800MB CD: %d\n",(int)((800*1024*1024-muxer_f_size)/mux_v->timer/125));
}
printf("\nVideo stream: %8.3f kbit/s (%d bps) size: %d bytes %5.3f secs %d frames\n",
(float)(mux_v->size/mux_v->timer*8.0f/1000.0f), (int)(mux_v->size/mux_v->timer), mux_v->size, (float)mux_v->timer, decoded_frameno);
if(sh_audio)
printf("\nAudio stream: %8.3f kbit/s (%d bps) size: %d bytes %5.3f secs\n",
(float)(mux_a->size/mux_a->timer*8.0f/1000.0f), (int)(mux_a->size/mux_a->timer), mux_a->size, (float)mux_a->timer);
if(stream) free_stream(stream); // kill cache thread
return interrupted;
}
static int parse_end_at(struct config *conf, const char* param)
{
int i;
end_at_type = END_AT_NONE;
/* End at size parsing */
{
char unit[4];
end_at_type = END_AT_SIZE;
if(sscanf(param, "%d%3s", &end_at, unit) == 2) {
if(!strcasecmp(unit, "b"))
;
else if(!strcasecmp(unit, "kb"))
end_at *= 1024;
else if(!strcasecmp(unit, "mb"))
end_at *= 1024*1024;
else
end_at_type = END_AT_NONE;
}
else
end_at_type = END_AT_NONE;
}
/* End at time parsing. This has to be last because of
* sscanf("%f", ...) below */
if(end_at_type == END_AT_NONE)
{
int a,b; float d;
end_at_type = END_AT_TIME;
if (sscanf(param, "%d:%d:%f", &a, &b, &d) == 3)
end_at = 3600*a + 60*b + d;
else if (sscanf(param, "%d:%f", &a, &d) == 2)
end_at = 60*a + d;
else if (sscanf(param, "%f", &d) == 1)
end_at = d;
else
end_at_type = END_AT_NONE;
}
if(end_at_type == END_AT_NONE)
return ERR_FUNC_ERR;
return 1;
}
/* Flip the image in src and store the result in dst. src and dst may overlap.
width is the size of each line in bytes. */
static uint8_t* flip_upside_down(uint8_t* dst, const uint8_t* src, int width,
int height)
{
uint8_t* tmp = malloc(width);
int i;
for(i = 0; i < height/2; i++) {
memcpy(tmp, &src[i*width], width);
memcpy(&dst[i * width], &src[(height - i) * width], width);
memcpy(&dst[(height - i) * width], tmp, width);
}
free(tmp);
return dst;
}
/* Bits per pixel for format fmt. Not depth */
static int bits_per_pixel(uint32_t fmt)
{
if(IMGFMT_IS_RGB(fmt)) {
if(IMGFMT_RGB_DEPTH(fmt) == 15)
return 16;
else
return IMGFMT_RGB_DEPTH(fmt);
}
else if(IMGFMT_IS_BGR(fmt)) {
if(IMGFMT_BGR_DEPTH(fmt) == 15)
return 16;
else
return IMGFMT_BGR_DEPTH(fmt);
}
else if(fmt==IMGFMT_YV12 || fmt==IMGFMT_I420 || fmt==IMGFMT_IYUV)
return 12;
else if(fmt == IMGFMT_YUY2 || fmt == IMGFMT_UYVY)
return 16;
else {
fprintf(stderr, "Error: bits_per_pixel: Unknown imgfmt: %s\n", vo_format_name(fmt));
return 0;
}
}