diff options
Diffstat (limited to 'libhb/muxmp4.c')
| -rw-r--r-- | libhb/muxmp4.c | 105 |
1 files changed, 103 insertions, 2 deletions
diff --git a/libhb/muxmp4.c b/libhb/muxmp4.c index 79517844f..afc1f333b 100644 --- a/libhb/muxmp4.c +++ b/libhb/muxmp4.c @@ -4,8 +4,8 @@ Homepage: <http://handbrake.fr/>. It may be used under the terms of the GNU General Public License. */ -/* libmp4v2 header */ #include "mp4v2/mp4v2.h" +#include "a52dec/a52.h" #include "hb.h" @@ -306,9 +306,110 @@ static int MP4Init( hb_mux_object_t * m ) if( audio->config.out.codec == HB_ACODEC_AC3 ) { + uint8_t fscod = 0; + uint8_t bsid = audio->config.in.version; + uint8_t bsmod = audio->config.in.mode; + uint8_t acmod = audio->config.flags.ac3 & 0x7; + uint8_t lfeon = (audio->config.flags.ac3 & A52_LFE) ? 1 : 0; + uint8_t bit_rate_code = 0; + + /* + * Rewrite AC3 information into correct format for dac3 atom + */ + switch( audio->config.in.samplerate ) + { + case 48000: + fscod = 0; + break; + case 44100: + fscod = 1; + break; + case 32000: + fscod = 2; + break; + default: + /* + * Error value, tells decoder to not decode this audio. + */ + fscod = 3; + break; + } + + switch( audio->config.in.bitrate ) + { + case 32000: + bit_rate_code = 0; + break; + case 40000: + bit_rate_code = 1; + break; + case 48000: + bit_rate_code = 2; + break; + case 56000: + bit_rate_code = 3; + break; + case 64000: + bit_rate_code = 4; + break; + case 80000: + bit_rate_code = 5; + break; + case 96000: + bit_rate_code = 6; + break; + case 112000: + bit_rate_code = 7; + break; + case 128000: + bit_rate_code = 8; + break; + case 160000: + bit_rate_code = 9; + break; + case 192000: + bit_rate_code = 10; + break; + case 224000: + bit_rate_code = 11; + break; + case 256000: + bit_rate_code = 12; + break; + case 320000: + bit_rate_code = 13; + break; + case 384000: + bit_rate_code = 14; + break; + case 448000: + bit_rate_code = 15; + break; + case 512000: + bit_rate_code = 16; + break; + case 576000: + bit_rate_code = 17; + break; + case 640000: + bit_rate_code = 18; + break; + default: + hb_error("Unknown AC3 bitrate"); + bit_rate_code = 0; + break; + } + mux_data->track = MP4AddAC3AudioTrack( m->file, - m->samplerate, 1536, MP4_MPEG4_AUDIO_TYPE ); + m->samplerate, + fscod, + bsid, + bsmod, + acmod, + lfeon, + bit_rate_code); + if (audio->config.out.name == NULL) { MP4SetTrackBytesProperty( m->file, mux_data->track, |