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mpv/mencoder.c

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#define VCODEC_COPY 0
#define VCODEC_FRAMENO 1
// real codecs:
#define VCODEC_DIVX4 2
#define VCODEC_LIBAVCODEC 4
#define VCODEC_RAWRGB 6
#define VCODEC_VFW 7
#define VCODEC_LIBDV 8
#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 <sys/time.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"
#include "libvo/video_out.h"
#include "libmpcodecs/dec_audio.h"
#include "libmpcodecs/dec_video.h"
#include "libmpcodecs/vf.h"
#include "libmpdemux/mp3_hdr.h"
#ifdef HAVE_MP3LAME
#undef CDECL
#include <lame/lame.h>
#endif
#ifdef HAVE_LIBCSS
#include "libmpdemux/dvdauth.h"
#endif
#include <inttypes.h>
#include "fastmemcpy.h"
/**************************************************************************
Video accelerated architecture
**************************************************************************/
vo_vaa_t vo_vaa; // FIXME! remove me!
int vo_doublebuffering=0;
int vo_directrendering=0;
int vo_config_count=0;
//--------------------------
// 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;
char* audio_lang=NULL;
char* dvdsub_lang=NULL;
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
// libvo opts: (defiend at libmpcodecs/vd.c)
extern int screen_size_xy;
extern float movie_aspect;
extern int softzoom;
extern int flip;
#ifdef HAVE_MP3LAME
int out_audio_codec=ACODEC_VBRMP3;
#else
int out_audio_codec=ACODEC_PCM;
#endif
int out_video_codec=
#ifdef USE_LIBAVCODEC
VCODEC_LIBAVCODEC;
#else
#ifdef HAVE_DIVX4ENCORE
VCODEC_DIVX4;
#else
VCODEC_COPY;
#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
static int skip_limit=-1;
int force_srate=0;
char *vobsub_out=NULL;
unsigned int vobsub_out_index=0;
char *vobsub_out_id=NULL;
char* out_filename="test.avi";
char *force_fourcc=NULL;
int pass=0;
char* passtmpfile="divx2pass.log";
int pass_working=0;
static int play_n_frames=-1;
static int play_n_frames_mf=-1;
#include "libvo/font_load.h"
#include "libvo/sub.h"
// sub:
char *font_name=NULL;
float font_factor=0.75;
char *sub_name=NULL;
float sub_delay=0;
float sub_fps=0;
int sub_auto = 0;
int subcc_enabled=0;
#ifdef USE_SUB
static subtitle* subtitles=NULL;
float sub_last_pts = -303;
#endif
//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_MP3LAME
int lame_param_quality=0; // best
int lame_param_algqual=5; // same as old default
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
float lame_param_scale=-1; // unset
#endif
static int vo_w=0, vo_h=0;
static int input_pitch, input_bpp;
//-------------------------- 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);
#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);
}
}
//---------------------------------------------------------------------------
int dec_audio(sh_audio_t *sh_audio,unsigned char* buffer,int total){
int size=0;
int at_eof=0;
while(size<total && !at_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 at_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 at_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){
at_eof=1;
interrupted=1;
}
aviwrite_t* muxer=NULL;
FILE* muxer_f=NULL;
// callback for ve_*.c:
void mencoder_write_chunk(aviwrite_stream_t *s,int len,unsigned int flags){
aviwrite_write_chunk(muxer,s,muxer_f,len,flags);
}
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;
void *vobsub_writer=NULL;
uint32_t ptimer_start;
uint32_t audiorate=0;
uint32_t videorate=0;
uint32_t audiosamples=1;
uint32_t videosamples=1;
uint32_t skippedframes=0;
uint32_t duplicatedframes=0;
aviwrite_stream_t* mux_a=NULL;
aviwrite_stream_t* mux_v=NULL;
off_t muxer_f_size=0;
#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;
mp_msg_init();
mp_msg_set_level(MSGL_STATUS);
mp_msg(MSGT_CPLAYER,MSGL_INFO,"%s",banner_text);
/* 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
// 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);
}
}
// 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);
// check font
#ifdef USE_OSD
if(font_name){
vo_font=read_font_desc(font_name,font_factor,verbose>1);
if(!vo_font) mp_msg(MSGT_CPLAYER,MSGL_ERR,MSGTR_CantLoadFont,font_name);
} else {
// try default:
vo_font=read_font_desc(get_path("font/font.desc"),font_factor,verbose>1);
if(!vo_font)
vo_font=read_font_desc(DATADIR"/font/font.desc",font_factor,verbose>1);
}
#endif
vo_init_osd();
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));
#ifdef USE_DVDREAD
if(stream->type==STREAMTYPE_DVD){
if(audio_lang && audio_id==-1) audio_id=dvd_aid_from_lang(stream,audio_lang);
if(dvdsub_lang && dvdsub_id==-1) dvdsub_id=dvd_sid_from_lang(stream,dvdsub_lang);
}
#endif
stream->start_pos+=seek_to_byte;
#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(stream_cache_size) stream_enable_cache(stream,stream_cache_size*1024,0,0);
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
);
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 (vobsub_out) {
unsigned int palette[16], width, height;
unsigned char tmp[3] = { 0, 0, 0 };
if (spudec_ifo && vobsub_parse_ifo(NULL,spudec_ifo, palette, &width, &height, 1, dvdsub_id, tmp) >= 0)
vobsub_writer = vobsub_out_open(vobsub_out, palette, sh_video->disp_w, sh_video->disp_h,
vobsub_out_id?vobsub_out_id:tmp, vobsub_out_index);
#ifdef USE_DVDREAD
if (vobsub_writer == NULL) {
char tmp[3];
if (vobsub_out_id == NULL && stream->type == STREAMTYPE_DVD) {
int i;
dvd_priv_t *dvd = (dvd_priv_t*)stream->priv;
for (i = 0; i < dvd->nr_of_subtitles; ++i)
if (dvd->subtitles[i].id == dvdsub_id) {
tmp[0] = (dvd->subtitles[i].language >> 8) & 0xff;
tmp[1] = dvd->subtitles[i].language & 0xff;
tmp[2] = 0;
vobsub_out_id = tmp;
break;
}
}
vobsub_writer=vobsub_out_open(vobsub_out, stream->type==STREAMTYPE_DVD?((dvd_priv_t *)(stream->priv))->cur_pgc->palette:NULL,
sh_video->disp_w, sh_video->disp_h, vobsub_out_id, vobsub_out_index);
}
#endif
}
else {
if (spudec_ifo) {
unsigned int palette[16], width, height;
if (vobsub_parse_ifo(NULL,spudec_ifo, palette, &width, &height, 1, -1, NULL) >= 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
}
#ifdef USE_SUB
// after reading video params we should load subtitles because
// we know fps so now we can adjust subtitles time to ~6 seconds AST
// check .sub
// current_module="read_subtitles_file";
if(sub_name){
subtitles=sub_read_file(sub_name, sh_video->fps);
if(!subtitles) mp_msg(MSGT_CPLAYER,MSGL_ERR,MSGTR_CantLoadSub,sub_name);
} else
if(sub_auto) { // auto load sub file ...
subtitles=sub_read_file( filename ? sub_filename( get_path("sub/"), filename )
: "default.sub", sh_video->fps );
}
#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;
mux_v->bih=NULL;
sh_video->codec=NULL;
sh_video->video_out=NULL;
sh_video->vfilter=NULL; // fixme!
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_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;
default:
switch(mux_v->codec){
case VCODEC_DIVX4:
sh_video->vfilter=vf_open_encoder(NULL,"divx4",(char *)mux_v); break;
case VCODEC_LIBAVCODEC:
sh_video->vfilter=vf_open_encoder(NULL,"lavc",(char *)mux_v); break;
case VCODEC_RAWRGB:
sh_video->vfilter=vf_open_encoder(NULL,"rawrgb",(char *)mux_v); break;
case VCODEC_VFW:
sh_video->vfilter=vf_open_encoder(NULL,"vfw",(char *)mux_v); break;
case VCODEC_LIBDV:
sh_video->vfilter=vf_open_encoder(NULL,"libdv",(char *)mux_v); break;
}
if(!mux_v->bih || !sh_video->vfilter){
mp_msg(MSGT_MENCODER,MSGL_FATAL,"Failed to open the encoder\n");
mencoder_exit(1,NULL);
}
// append 'expand' filter, it fixes stride problems and renders osd:
sh_video->vfilter=vf_open_filter(sh_video->vfilter,"expand","-1:-1:-1:-1:1");
sh_video->vfilter=append_filters(sh_video->vfilter);
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 (%s)\n",
video_codec?mp_gettext("Forcing"):mp_gettext("Detected"),sh_video->codec->name,sh_video->codec->driver,sh_video->codec->info);
mp_msg(MSGT_CPLAYER,MSGL_INFO,"==========================================================================\n");
}
/* 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.dwRate=force_srate?force_srate:sh_audio->samplerate;
mux_a->h.dwScale=(mux_a->h.dwRate<32000)?576:1152; // samples/frame
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=(mux_a->h.dwRate<32000)?576:1152; // required 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=(mux_a->h.dwRate<32000)?576:1152; // ???
((MPEGLAYER3WAVEFORMAT*)(mux_a->wf))->nFramesPerBlock=1;
((MPEGLAYER3WAVEFORMAT*)(mux_a->wf))->nCodecDelay=0;
break;
}
}
if (verbose>1) print_wave_header(mux_a->wf);
printf("Writing AVI header...\n");
aviwrite_write_header(muxer,muxer_f);
decoded_frameno=0;
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);
lame_set_quality(lame,lame_param_algqual); // 0 = best q
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:
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);
if(lame_param_scale>0) {
printf("Setting audio input gain to %f\n", lame_param_scale);
lame_set_scale(lame,lame_param_scale);
}
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);
}
if(tv_param_on == 1)
{
fprintf(stderr,"Forcing audio preload to 0, max pts correction to 0\n");
audio_preload = 0.0;
default_max_pts_correction = 0;
}
play_n_frames=play_n_frames_mf;
while(!at_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 <= ftello(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;
ptimer_start = GetTimerMS();
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
/* mono encoding, a bit tricky */
if (mux_a->wf->nChannels == 1)
{
len = lame_encode_buffer(lame, (short *)tmp, (short *)tmp, len/2,
mux_a->buffer+mux_a->buffer_len, mux_a->buffer_size-mux_a->buffer_len);
}
else
{
len=lame_encode_buffer_interleaved(lame,
(short *)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!
// printf("[%d]\n",mp_mp3_get_lsf(mux_a->buffer));
while(mux_a->buffer_len<len){
unsigned char tmp[2304];
int len=dec_audio(sh_audio,tmp,2304);
if(len<=0) break; // eof
/* mono encoding, a bit tricky */
if (mux_a->wf->nChannels == 1)
{
len = lame_encode_buffer(lame, (short *)tmp, (short *)tmp, len/2,
mux_a->buffer+mux_a->buffer_len, mux_a->buffer_size-mux_a->buffer_len);
}
else
{
len=lame_encode_buffer_interleaved(lame,
(short *)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);
}
audiosamples++;
audiorate+= (GetTimerMS() - ptimer_start);
}
}
// get video frame!
in_size=video_read_frame(sh_video,&frame_time,&start,force_fps);
if(in_size<0){ at_eof=1; break; }
sh_video->timer+=frame_time; ++decoded_frameno;
if(demuxer2){ // 3-pass encoding, read control file (frameno.avi)
// find our frame:
while(next_frameno<decoded_frameno){
int* start;
int len=ds_get_packet(demuxer2->video,(unsigned char**) &start);
if(len<0){ at_eof=1;break;}
if(len==0) --skip_flag; else // duplicate
if(len==4) next_frameno=start[0];
}
if(at_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){ at_eof=1;break;}
if(len==0) --skip_flag; else // duplicate
if(len==4) next_frameno=start[0];
}
// if(at_eof) break;
// printf("Current fno=%d requested=%d skip=%d \n",decoded_frameno,fno,skip_flag);
} else {
// check frame duplicate/drop:
//printf("\r### %5.3f ###\n",v_timer_corr);
if(v_timer_corr>=(float)mux_v->h.dwScale/mux_v->h.dwRate &&
(skip_limit<0 || skip_flag<skip_limit) ){
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 &&
(skip_limit<0 || (-skip_flag)<skip_limit) ){
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
v_timer_corr-=frame_time-(float)mux_v->h.dwScale/mux_v->h.dwRate;
ptimer_start = GetTimerMS();
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_FRAMENO:
mux_v->buffer=(unsigned char *)&decoded_frameno; // tricky
if(skip_flag<=0) aviwrite_write_chunk(muxer,mux_v,muxer_f,sizeof(int),0x10);
break;
default:
// decode_video will callback down to ve_*.c encoders, through the video filters
blit_frame=decode_video(sh_video,start,in_size,(skip_flag>0)?1:0);
if(!blit_frame && skip_flag<=0){
// unwanted skipping of a frame, what to do?
if(skip_limit==0){
// skipping not allowed -> write empty frame:
aviwrite_write_chunk(muxer,mux_v,muxer_f,0,0);
} else {
// skipping allowed -> skip it and distriubute timer error:
v_timer_corr-=(float)mux_v->h.dwScale/mux_v->h.dwRate;
}
}
}
videosamples++;
videorate+=(GetTimerMS() - ptimer_start);
if(skip_flag<0){
// duplicate frame
if(!tv_param_on && !verbose) printf("\nduplicate %d frame(s)!!! \n",-skip_flag);
while(skip_flag<0){
duplicatedframes++;
aviwrite_write_chunk(muxer,mux_v,muxer_f,0,0);
++skip_flag;
}
} else
if(skip_flag>0){
// skip frame
if(!tv_param_on && !verbose) printf("\nskip frame!!! \n");
skippedframes++;
--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
if(verbose) {
mp_msg(MSGT_AVSYNC,MSGL_STATUS,"Pos:%6.1fs %6df (%2d%%) %3dfps Trem:%4dmin %3dmb A-V:%5.3f [%d:%d] A/Vms %d/%d D/S %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)(ftello(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,
audiorate/audiosamples, videorate/videosamples,
duplicatedframes, skippedframes
);
} 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);
#ifdef USE_SUB
// find sub
if(subtitles && d_video->pts>0){
float pts=d_video->pts;
if(sub_fps==0) sub_fps=sh_video->fps;
if (pts > sub_last_pts || pts < sub_last_pts-1.0 ) {
find_sub(subtitles,sub_uses_time?(100*(pts+sub_delay)):((pts+sub_delay)*sub_fps)); // FIXME! frame counter...
sub_last_pts = pts;
}
}
#endif
#ifdef USE_DVDREAD
// DVD sub:
if(vo_spudec||vobsub_writer){
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);
if (vo_spudec)
spudec_assemble(vo_spudec,packet,len,90000*d_dvdsub->pts);
if (vobsub_writer)
vobsub_out_output(vobsub_writer,packet,len,mux_v->timer + d_dvdsub->pts - d_video->pts);
}
if (vo_spudec) {
spudec_heartbeat(vo_spudec,90000*d_video->pts);
vo_osd_changed(OSDTYPE_SPU);
}
}
#endif
if(ferror(muxer_f)) {
mp_msg(MSGT_MENCODER,MSGL_FATAL,"%s: error writing file.\n", out_filename);
mencoder_exit(1, NULL);
}
} // while(!at_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;
((MPEGLAYER3WAVEFORMAT*)(mux_a->wf))->nBlockSize=
(mux_a->size+(mux_a->h.dwLength>>1))/mux_a->h.dwLength;
mux_a->h.dwLength=mux_a->size;
mux_a->h.dwRate=mux_a->wf->nAvgBytesPerSec;
mux_a->h.dwScale=1;
mux_a->wf->nBlockAlign=1;
printf("\n\nCBR audio: %d bytes/sec, %d bytes/block\n",
mux_a->h.dwRate,((MPEGLAYER3WAVEFORMAT*)(mux_a->wf))->nBlockSize);
}
#endif
printf("\nWriting AVI index...\n");
aviwrite_write_index(muxer,muxer_f);
muxer_f_size=ftello(muxer_f);
printf("Fixup AVI header...\n");
fseek(muxer_f,0,SEEK_SET);
aviwrite_write_header(muxer,muxer_f); // update header
if(ferror(muxer_f) || fclose(muxer_f) != 0) {
mp_msg(MSGT_MENCODER,MSGL_FATAL,"%s: error writing file.\n", out_filename);
mencoder_exit(1, NULL);
}
if(vobsub_writer)
vobsub_out_close(vobsub_writer);
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), (int)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), (int)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;
}
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