ardour/livetrax
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vtl: update ffmpeg parameters and output-parsing

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This commit is contained in:
Robin Gareus 2013-03-30 16:45:22 +01:00
parent 864ce8f0d1
commit d8f0cc8fcb
1 changed files with 20 additions and 6 deletions
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26
gtk2_ardour/transcode_ffmpeg.cc
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@ -253,8 +253,8 @@ TranscodeFfmpeg::default_encoder_settings ()
ffs.clear();
ffs["-vcodec"] = "mpeg4";
ffs["-acodec"] = "ac3";
ffs["-b"] = "5000k";
ffs["-ab"] = "160k";
ffs["-b:v"] = "5000k";
ffs["-b:a"] = "160k";
return ffs;
}
@ -422,7 +422,7 @@ TranscodeFfmpeg::transcode (std::string outfile, const int outw, const int outh,
argp[0] = strdup(ffmpeg_exe.c_str());
argp[1] = strdup("-i");
argp[2] = strdup(infile.c_str());
argp[3] = strdup("-b");
argp[3] = strdup("-b:v");
argp[4] = (char*) calloc(7,sizeof(char)); snprintf(argp[4], 7, "%i0k", bitrate);
argp[5] = strdup("-s");
argp[6] = (char*) calloc(10,sizeof(char)); snprintf(argp[6], 10, "%ix%i", width, height);
@ -484,10 +484,24 @@ void
TranscodeFfmpeg::ffmpegparse_a (std::string d, size_t /* s */)
{
const char *t;
int h,m,s; char f[7];
ARDOUR::framecnt_t p = -1;
if (!(t=strstr(d.c_str(), "time="))) { return; }
ARDOUR::framecnt_t f = (ARDOUR::framecnt_t) floorf (atof(t+5) * m_fps);
if (f > m_duration ) { f = m_duration; }
Progress(f, m_duration); /* EMIT SIGNAL */
if (sscanf(t+5, "%d:%d:%d.%s",&h,&m,&s,f) == 4) {
p = (ARDOUR::framecnt_t) floor( 100.0 * (
h * 3600.0
+ m * 60.0
+ s * 1.0
+ atoi(f) / pow(10, strlen(f))
));
p = p * m_fps / 100.0;
if (p > m_duration ) { p = m_duration; }
Progress(p, m_duration); /* EMIT SIGNAL */
} else {
Progress(0, 0); /* EMIT SIGNAL */
}
}
void