mirror of
https://github.com/mpv-player/mpv
synced 2024-12-15 11:25:10 +00:00
e029e5dbd4
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@2614 b3059339-0415-0410-9bf9-f77b7e298cf2
685 lines
20 KiB
C
685 lines
20 KiB
C
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#define VCODEC_DIVX4 1
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#define ACODEC_PCM 1
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#define ACODEC_VBRMP3 2
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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 <signal.h>
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#include "config.h"
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#include "mp_msg.h"
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#include "help_mp.h"
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#include "codec-cfg.h"
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#include "stream.h"
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#include "demuxer.h"
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#include "stheader.h"
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#include "aviwrite.h"
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#include "libvo/video_out.h"
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#include "dec_audio.h"
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#include "dec_video.h"
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#include <encore2.h>
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#include "get_path.c"
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#include <lame/lame.h>
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//--------------------------
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// cache2:
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#ifdef USE_STREAM_CACHE
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extern int cache_fill_status;
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#else
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#define cache_fill_status 0
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#endif
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char *audio_codec=NULL; // override audio codec
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char *video_codec=NULL; // override video codec
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int audio_family=-1; // override audio codec family
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int video_family=-1; // override video codec family
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// audio stream skip/resync functions requires only for seeking.
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// (they should be implemented in the audio codec layer)
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//void skip_audio_frame(sh_audio_t *sh_audio){}
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//void resync_audio_stream(sh_audio_t *sh_audio){}
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int verbose=1; // must be global!
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double video_time_usage=0;
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double vout_time_usage=0;
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static double audio_time_usage=0;
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static int total_time_usage_start=0;
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static int benchmark=0;
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// A-V sync:
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int delay_corrected=1;
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static float default_max_pts_correction=-1;//0.01f;
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static float max_pts_correction=0;//default_max_pts_correction;
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static float c_total=0;
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float force_fps=0;
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float force_ofps=0; // set to 24 for inverse telecine
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//#include "libmpeg2/mpeg2.h"
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//#include "libmpeg2/mpeg2_internal.h"
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//---------------------------------------------------------------------------
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// mini dummy libvo:
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static unsigned char* vo_image=NULL;
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static unsigned char* vo_image_ptr=NULL;
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static int vo_w,vo_h;
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static uint32_t draw_slice(uint8_t *src[], int stride[], int w,int h, int x0,int y0){
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int y;
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// printf("draw_slice %dx%d %d;%d\n",w,h,x,y);
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// copy Y:
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for(y=0;y<h;y++){
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unsigned char* s=src[0]+stride[0]*(y0+y)+x0;
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unsigned char* d=vo_image+vo_w*(y0+y)+x0;
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memcpy(d,s,w);
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}
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x0>>=1;y0>>=1;
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w>>=1;h>>=1;
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// copy U:
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for(y=0;y<h;y++){
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unsigned char* s=src[2]+stride[2]*(y0+y)+x0;
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unsigned char* d=vo_image+vo_w*vo_h+(vo_w>>1)*(y0+y)+x0;
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memcpy(d,s,w);
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}
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// copy V:
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for(y=0;y<h;y++){
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unsigned char* s=src[1]+stride[1]*(y0+y)+x0;
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unsigned char* d=vo_image+vo_w*vo_h+vo_w*vo_h/4+(vo_w>>1)*(y0+y)+x0;
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memcpy(d,s,w);
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}
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}
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static uint32_t draw_frame(uint8_t *src[]){
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// printf("This function shouldn't be called - report bug!\n");
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// later: add YUY2->YV12 conversion here!
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vo_image_ptr=src[0];
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}
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vo_functions_t video_out;
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//---------------------------------------------------------------------------
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int dec_audio(sh_audio_t *sh_audio,unsigned char* buffer,int total){
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int size=0;
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int eof=0;
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while(size<total && !eof){
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int len=total-size;
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if(len>MAX_OUTBURST) len=MAX_OUTBURST;
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if(len>sh_audio->a_buffer_size) len=sh_audio->a_buffer_size;
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if(len>sh_audio->a_buffer_len){
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int ret=decode_audio(sh_audio,
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&sh_audio->a_buffer[sh_audio->a_buffer_len],
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len-sh_audio->a_buffer_len,
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sh_audio->a_buffer_size-sh_audio->a_buffer_len);
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if(ret>0) sh_audio->a_buffer_len+=ret; else eof=1;
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}
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if(len>sh_audio->a_buffer_len) len=sh_audio->a_buffer_len;
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memcpy(buffer+size,sh_audio->a_buffer,len);
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sh_audio->a_buffer_len-=len; size+=len;
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if(sh_audio->a_buffer_len>0)
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memcpy(sh_audio->a_buffer,&sh_audio->a_buffer[len],sh_audio->a_buffer_len);
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}
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return size;
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}
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//---------------------------------------------------------------------------
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static int eof=0;
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static void exit_sighandler(int x){
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eof=1;
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}
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int main(int argc,char* argv[]){
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stream_t* stream=NULL;
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demuxer_t* demuxer=NULL;
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demux_stream_t *d_audio=NULL;
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demux_stream_t *d_video=NULL;
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demux_stream_t *d_dvdsub=NULL;
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sh_audio_t *sh_audio=NULL;
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sh_video_t *sh_video=NULL;
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int file_format=DEMUXER_TYPE_UNKNOWN;
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int i;
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unsigned int out_fmt;
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aviwrite_t* muxer=NULL;
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aviwrite_stream_t* mux_a=NULL;
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aviwrite_stream_t* mux_v=NULL;
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FILE* muxer_f=NULL;
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ENC_PARAM enc_param;
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ENC_FRAME enc_frame;
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ENC_RESULT enc_result;
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void* enc_handle=NULL;
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lame_global_flags *lame;
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float audio_preload=0.3;
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double v_pts_corr=0;
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double v_timer_corr=0;
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//int out_buffer_size=0x200000;
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//unsigned char* out_buffer=malloc(out_buffer_size);
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mp_msg_init(verbose+MSGL_STATUS);
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// check codec.conf
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if(!parse_codec_cfg("etc/codecs.conf")){
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mp_msg(MSGT_CPLAYER,MSGL_HINT,MSGTR_CopyCodecsConf);
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exit(0); // From unknown reason a hangup occurs here :((((((
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}
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// dvd_title=2;
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if(argc>1)
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stream=open_stream(argv[1],0,&file_format);
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else
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// stream=open_stream("/1/!ize/dinosaur.dvdrip.svcd-emb.mpg",0,&file_format);
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stream=open_stream("/3d/abcug/Weird AL - Amish Paradise (MUSIC VIDEO).mpeg",0,&file_format);
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// stream=open_stream("/3d/divx/405divx_sm_v2[1].avi",0,&file_format);
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// stream=open_stream("/dev/cdrom",2,&file_format); // VCD track 2
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if(!stream){
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printf("Cannot open file/device\n");
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exit(1);
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}
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printf("success: format: %d data: 0x%X - 0x%X\n",file_format, (int)(stream->start_pos),(int)(stream->end_pos));
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stream_enable_cache(stream,2048*1024);
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demuxer=demux_open(stream,file_format,-1,-1,-1);
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if(!demuxer){
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printf("Cannot open demuxer\n");
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exit(1);
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}
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d_audio=demuxer->audio;
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d_video=demuxer->video;
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d_dvdsub=demuxer->sub;
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sh_audio=d_audio->sh;
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sh_video=d_video->sh;
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if(!video_read_properties(sh_video)){
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printf("Couldn't read video properties\n");
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exit(1);
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}
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mp_msg(MSGT_CPLAYER,MSGL_INFO,"[V] filefmt:%d fourcc:0x%X size:%dx%d fps:%5.2f ftime:=%6.4f\n",
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demuxer->file_format,sh_video->format, sh_video->disp_w,sh_video->disp_h,
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sh_video->fps,sh_video->frametime
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);
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sh_video->codec=NULL;
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if(video_family!=-1) mp_msg(MSGT_CPLAYER,MSGL_INFO,MSGTR_TryForceVideoFmt,video_family);
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while(1){
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sh_video->codec=find_codec(sh_video->format,
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sh_video->bih?((unsigned int*) &sh_video->bih->biCompression):NULL,sh_video->codec,0);
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if(!sh_video->codec){
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if(video_family!=-1) {
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sh_video->codec=NULL; /* re-search */
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mp_msg(MSGT_CPLAYER,MSGL_WARN,MSGTR_CantFindVfmtFallback);
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video_family=-1;
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continue;
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}
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mp_msg(MSGT_CPLAYER,MSGL_ERR,MSGTR_CantFindVideoCodec,sh_video->format);
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mp_msg(MSGT_CPLAYER,MSGL_HINT, MSGTR_TryUpgradeCodecsConfOrRTFM,get_path("codecs.conf"));
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exit(1);
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}
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if(video_codec && strcmp(sh_video->codec->name,video_codec)) continue;
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else if(video_family!=-1 && sh_video->codec->driver!=video_family) continue;
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break;
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}
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mp_msg(MSGT_CPLAYER,MSGL_INFO,"%s video codec: [%s] drv:%d (%s)\n",video_codec?"Forcing":"Detected",sh_video->codec->name,sh_video->codec->driver,sh_video->codec->info);
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for(i=0;i<CODECS_MAX_OUTFMT;i++){
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out_fmt=sh_video->codec->outfmt[i];
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if(out_fmt==0xFFFFFFFF) continue;
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if(out_fmt==IMGFMT_YV12) break;
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if(out_fmt==IMGFMT_I420) break;
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if(out_fmt==IMGFMT_IYUV) break;
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if(out_fmt==IMGFMT_YUY2) break;
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}
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if(i>=CODECS_MAX_OUTFMT){
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mp_msg(MSGT_CPLAYER,MSGL_FATAL,MSGTR_VOincompCodec);
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exit(1); // exit_player(MSGTR_Exit_error);
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}
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sh_video->outfmtidx=i;
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if(out_fmt==IMGFMT_YV12 || out_fmt==IMGFMT_I420 || out_fmt==IMGFMT_IYUV){
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vo_w=sh_video->disp_w;
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vo_h=sh_video->disp_h;
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vo_image=malloc(vo_w*vo_h*3/2);
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vo_image_ptr=vo_image;
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}
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divx_quality=4;
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if(!init_video(sh_video)){
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mp_msg(MSGT_CPLAYER,MSGL_FATAL,MSGTR_CouldntInitVideoCodec);
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exit(1);
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}
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if(sh_audio){
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// Go through the codec.conf and find the best codec...
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sh_audio->codec=NULL;
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if(audio_family!=-1) mp_msg(MSGT_CPLAYER,MSGL_INFO,MSGTR_TryForceAudioFmt,audio_family);
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while(1){
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sh_audio->codec=find_codec(sh_audio->format,NULL,sh_audio->codec,1);
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if(!sh_audio->codec){
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if(audio_family!=-1) {
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sh_audio->codec=NULL; /* re-search */
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mp_msg(MSGT_CPLAYER,MSGL_ERR,MSGTR_CantFindAfmtFallback);
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audio_family=-1;
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continue;
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}
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mp_msg(MSGT_CPLAYER,MSGL_ERR,MSGTR_CantFindAudioCodec,sh_audio->format);
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mp_msg(MSGT_CPLAYER,MSGL_HINT, MSGTR_TryUpgradeCodecsConfOrRTFM,get_path("codecs.conf"));
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sh_audio=d_audio->sh=NULL;
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break;
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}
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if(audio_codec && strcmp(sh_audio->codec->name,audio_codec)) continue;
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else if(audio_family!=-1 && sh_audio->codec->driver!=audio_family) continue;
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mp_msg(MSGT_CPLAYER,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);
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break;
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}
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}
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if(sh_audio){
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mp_msg(MSGT_CPLAYER,MSGL_V,"Initializing audio codec...\n");
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if(!init_audio(sh_audio)){
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mp_msg(MSGT_CPLAYER,MSGL_ERR,MSGTR_CouldntInitAudioCodec);
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sh_audio=d_audio->sh=NULL;
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} else {
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mp_msg(MSGT_CPLAYER,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,
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sh_audio->sample_format,sh_audio->i_bps,sh_audio->o_bps);
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}
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}
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// set up video encoder:
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video_out.draw_slice=draw_slice;
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video_out.draw_frame=draw_frame;
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// set up output file:
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muxer_f=fopen("test.avi","wb");
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muxer=aviwrite_new_muxer();
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// ============= VIDEO ===============
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mux_v=aviwrite_new_stream(muxer,AVIWRITE_TYPE_VIDEO);
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mux_v->buffer_size=0x200000;
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mux_v->buffer=malloc(mux_v->buffer_size);
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mux_v->source=sh_video;
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mux_v->h.dwSampleSize=0; // VBR
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mux_v->h.dwScale=10000;
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mux_v->h.dwRate=mux_v->h.dwScale*(force_ofps?force_ofps:sh_video->fps);
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mux_v->codec=VCODEC_DIVX4; // 0=streamcopy
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switch(mux_v->codec){
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case 0:
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mux_v->bih=sh_video->bih;
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break;
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case VCODEC_DIVX4:
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mux_v->bih=malloc(sizeof(BITMAPINFOHEADER));
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mux_v->bih->biSize=sizeof(BITMAPINFOHEADER);
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mux_v->bih->biWidth=sh_video->disp_w;
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mux_v->bih->biHeight=sh_video->disp_h;
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mux_v->bih->biPlanes=0;
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mux_v->bih->biBitCount=24;
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mux_v->bih->biCompression=mmioFOURCC('d','i','v','x');
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mux_v->bih->biSizeImage=mux_v->bih->biWidth*mux_v->bih->biHeight*(mux_v->bih->biBitCount/8);
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break;
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}
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// ============= AUDIO ===============
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if(sh_audio){
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mux_a=aviwrite_new_stream(muxer,AVIWRITE_TYPE_AUDIO);
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mux_a->buffer_size=0x100000; //16384;
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mux_a->buffer=malloc(mux_a->buffer_size);
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mux_a->source=sh_audio;
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//mux_a->codec=ACODEC_PCM; // 0=streamcopy
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mux_a->codec=ACODEC_VBRMP3; // 0=streamcopy
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switch(mux_a->codec){
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case 0:
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mux_a->h.dwSampleSize=sh_audio->audio.dwSampleSize;
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mux_a->h.dwScale=sh_audio->audio.dwScale;
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mux_a->h.dwRate=sh_audio->audio.dwRate;
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mux_a->wf=sh_audio->wf;
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break;
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case ACODEC_PCM:
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printf("CBR PCM audio selected\n");
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mux_a->h.dwSampleSize=2*sh_audio->channels;
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mux_a->h.dwScale=1;
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mux_a->h.dwRate=sh_audio->samplerate;
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mux_a->wf=malloc(sizeof(WAVEFORMATEX));
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mux_a->wf->nBlockAlign=mux_a->h.dwSampleSize;
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mux_a->wf->wFormatTag=0x1; // PCM
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mux_a->wf->nChannels=sh_audio->channels;
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mux_a->wf->nSamplesPerSec=sh_audio->samplerate;
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mux_a->wf->nAvgBytesPerSec=mux_a->h.dwSampleSize*mux_a->wf->nSamplesPerSec;
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mux_a->wf->wBitsPerSample=16;
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mux_a->wf->cbSize=0; // FIXME for l3codeca.acm
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break;
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case ACODEC_VBRMP3:
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mux_a->h.dwSampleSize=0; // VBR
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mux_a->h.dwScale=4608/4;
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mux_a->h.dwRate=sh_audio->samplerate;
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mux_a->wf=malloc(sizeof(WAVEFORMATEX));
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mux_a->wf->wFormatTag=0x55; // MP3
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mux_a->wf->nChannels=sh_audio->channels;
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mux_a->wf->nSamplesPerSec=sh_audio->samplerate;
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mux_a->wf->nAvgBytesPerSec=0;
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mux_a->wf->nBlockAlign=1;
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mux_a->wf->wBitsPerSample=16;
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mux_a->wf->cbSize=0; // FIXME for l3codeca.acm
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break;
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}
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}
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printf("Writting AVI header...\n");
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aviwrite_write_header(muxer,muxer_f);
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switch(mux_v->codec){
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case 0:
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break;
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case VCODEC_DIVX4:
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// init divx4linux:
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enc_param.x_dim=sh_video->disp_w;
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enc_param.y_dim=sh_video->disp_h;
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enc_param.framerate=(float)mux_v->h.dwRate/mux_v->h.dwScale;
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enc_param.bitrate=800000;
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enc_param.rc_period=0;
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enc_param.rc_reaction_period=0;
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enc_param.rc_reaction_ratio=0;
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enc_param.max_quantizer=0;
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enc_param.min_quantizer=0;
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enc_param.max_key_interval=0;
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enc_param.use_bidirect=0;
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enc_param.deinterlace=0;
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enc_param.quality=5; // the quality of compression ( 1 - fastest, 5 - best )
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enc_param.obmc=0;
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enc_param.handle=NULL;
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encore(NULL,ENC_OPT_INIT,&enc_param,NULL);
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enc_handle=enc_param.handle;
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break;
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}
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#if 1
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if(sh_audio)
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switch(mux_a->codec){
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case ACODEC_VBRMP3:
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lame=lame_init();
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lame_set_bWriteVbrTag(lame,0);
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lame_set_in_samplerate(lame,sh_audio->samplerate);
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|
lame_set_num_channels(lame,mux_a->wf->nChannels);
|
|
lame_set_out_samplerate(lame,mux_a->h.dwRate);
|
|
lame_set_quality(lame,0); // best q
|
|
//lame_set_mode(lame,JOINT_STEREO); // j-st
|
|
//lame_set_brate(lame,64);
|
|
//lame_set_compression_ratio(lame,20);
|
|
lame_set_VBR(lame,vbr_default); // ???
|
|
//lame_set_VBR(lame,vbr_abr); // ???
|
|
lame_set_VBR_q(lame,6); // 1 = best vbr q 6=~128k
|
|
//lame_set_VBR_mean_bitrate_kbps(lame,128);
|
|
|
|
lame_init_params(lame);
|
|
|
|
lame_print_config(lame);
|
|
lame_print_internals(lame);
|
|
|
|
}
|
|
#endif
|
|
|
|
signal(SIGINT,exit_sighandler); // Interrupt from keyboard
|
|
signal(SIGQUIT,exit_sighandler); // Quit from keyboard
|
|
signal(SIGTERM,exit_sighandler); // kill
|
|
|
|
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(sh_audio){
|
|
// get audio:
|
|
while(mux_a->timer-audio_preload<mux_v->timer){
|
|
int len;
|
|
if(mux_a->h.dwSampleSize){
|
|
// CBR - copy 0.5 sec of audio
|
|
switch(mux_a->codec){
|
|
case 0: // copy
|
|
len=sh_audio->i_bps/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 0: // copy
|
|
printf("not yet implemented!\n");
|
|
break;
|
|
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);
|
|
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;
|
|
}
|
|
}
|
|
if(len<=0) break; // EOF?
|
|
aviwrite_write_chunk(muxer,mux_a,muxer_f,len,0);
|
|
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;
|
|
|
|
v_timer_corr-=frame_time-(float)mux_v->h.dwScale/mux_v->h.dwRate;
|
|
|
|
// 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
|
|
}
|
|
|
|
|
|
if(skip_flag<=0){ // don't have to skip frame.
|
|
switch(mux_v->codec){
|
|
case 0:
|
|
mux_v->buffer=start;
|
|
aviwrite_write_chunk(muxer,mux_v,muxer_f,in_size,(sh_video->ds->flags&1)?0x10:0);
|
|
break;
|
|
case VCODEC_DIVX4:
|
|
blit_frame=decode_video(&video_out,sh_video,start,in_size,0);
|
|
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;
|
|
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;
|
|
}
|
|
enc_frame.quant=0;
|
|
enc_frame.intra=0;
|
|
enc_frame.mvs=NULL;
|
|
// printf("encoding...\n");
|
|
encore(enc_handle,ENC_OPT_ENCODE,&enc_frame,&enc_result);
|
|
// 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;
|
|
}
|
|
|
|
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 {
|
|
// skip frame
|
|
printf("\nskip frame!!! \n");
|
|
--skip_flag;
|
|
}
|
|
|
|
if(sh_audio){
|
|
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
|
|
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 );
|
|
|
|
}
|
|
|
|
#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
|
|
|
|
fflush(stdout);
|
|
|
|
|
|
|
|
} // while(!eof)
|
|
|
|
aviwrite_write_index(muxer,muxer_f);
|
|
fseek(muxer_f,0,SEEK_SET);
|
|
aviwrite_write_header(muxer,muxer_f); // update header
|
|
fclose(muxer_f);
|
|
|
|
}
|