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Favor FFMPEG over MPEG due to inaccurate looping and worse MPEG support

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This commit is contained in:
bnnm 2016-12-04 18:07:13 +01:00
parent 2ac3db4d03
commit 6568acc305
1 changed files with 8 additions and 6 deletions
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14
src/meta/ps3_msf.c
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@ -144,7 +144,7 @@ VGMSTREAM * init_vgmstream_ps3_msf(STREAMFILE *streamFile) {
break;
#endif
#if defined(VGM_USE_FFMPEG) && !defined(VGM_USE_MPEG)
#ifdef VGM_USE_FFMPEG
case 0x7: /* MPEG */
/* delegate to FFMpeg, it can parse MSF files */
ffmpeg_data = init_ffmpeg_offset(streamFile, header_offset, streamFile->get_size(streamFile) );
@ -155,7 +155,7 @@ VGMSTREAM * init_vgmstream_ps3_msf(STREAMFILE *streamFile) {
vgmstream->meta_type = meta_FFmpeg;
vgmstream->codec_data = ffmpeg_data;
/* todo check CBR better (bitrate=0?) */
/* todo check CBR better (frame_size=0?) */
/* vgmstream->num_samples = ffmpeg_data->totalFrames; */ /* duration is not set/innacurate for MP3 in FFMpeg */
vgmstream->num_samples = (int64_t)data_size * ffmpeg_data->sampleRate * 8 / ffmpeg_data->bitrate;
@ -171,9 +171,11 @@ VGMSTREAM * init_vgmstream_ps3_msf(STREAMFILE *streamFile) {
break;
#endif
#ifdef VGM_USE_MPEG
#if defined(VGM_USE_MPEG) && !defined(VGM_USE_FFMPEG)
case 0x7: /* MPEG */
{
int frame_size = 576; /* todo incorrect looping calcs, MP3 can have other sizes */
mpeg_codec_data *mpeg_data = NULL;
struct mpg123_frameinfo mi;
coding_t ct;
@ -188,12 +190,12 @@ VGMSTREAM * init_vgmstream_ps3_msf(STREAMFILE *streamFile) {
vgmstream->layout_type = layout_mpeg;
if (mi.vbr != MPG123_CBR) goto fail;
vgmstream->num_samples = mpeg_bytes_to_samples(data_size, &mi);
vgmstream->num_samples -= vgmstream->num_samples%576;
vgmstream->num_samples -= vgmstream->num_samples % frame_size;
if (loop_flag) {
vgmstream->loop_start_sample = mpeg_bytes_to_samples(loop_start, &mi);
vgmstream->loop_start_sample -= vgmstream->loop_start_sample%576;
vgmstream->loop_start_sample -= vgmstream->loop_start_sample % frame_size;
vgmstream->loop_end_sample = mpeg_bytes_to_samples(loop_end, &mi);
vgmstream->loop_end_sample -= vgmstream->loop_end_sample%576;
vgmstream->loop_end_sample -= vgmstream->loop_end_sample % frame_size;
}
vgmstream->interleave_block_size = 0;
}