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Merge pull request #471 from NicknineTheEagle/xmv

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Added MP3 codec to XMV parser
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NicknineTheEagle 2019-09-15 16:33:29 +03:00 committed by GitHub
commit 9571e5b11d
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1 changed files with 26 additions and 4 deletions
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30
src/meta/xmv_valve.c
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@ -1,7 +1,8 @@
#include "meta.h"
#include "../coding/coding.h"
/* .360.WAV - from Valve games running on Source Engine [The Orange Box (X360)] */
/* .360.WAV, .PS3.WAV - from Valve games running on Source Engine */
/* [The Orange Box (X360), Portal 2 (PS3/X360), Counter-Strike: Global Offensive (PS3/X360)] */
VGMSTREAM* init_vgmstream_xmv_valve(STREAMFILE* streamFile) {
VGMSTREAM* vgmstream = NULL;
int32_t loop_start;
@ -26,9 +27,12 @@ VGMSTREAM* init_vgmstream_xmv_valve(STREAMFILE* streamFile) {
data_size = read_32bitBE(0x14, streamFile);
num_samples = read_32bitBE(0x18, streamFile);
loop_start = read_32bitBE(0x1c, streamFile);
/* XMA only */
loop_block = read_16bitBE(0x20, streamFile);
loop_start_skip = read_16bitBE(0x22, streamFile);
loop_end_skip = read_16bitBE(0x24, streamFile);
format = read_8bit(0x28, streamFile);
freq_mode = read_8bit(0x2a, streamFile);
channels = read_8bit(0x2b, streamFile);
@ -50,11 +54,11 @@ VGMSTREAM* init_vgmstream_xmv_valve(STREAMFILE* streamFile) {
vgmstream->sample_rate = sample_rate;
vgmstream->num_samples = num_samples;
vgmstream->loop_start_sample = loop_start;
vgmstream->loop_end_sample = num_samples - loop_end_skip;
vgmstream->loop_end_sample = num_samples; /* always loops from the end */
switch (format) {
case 0x00: /* PCM */
vgmstream->coding_type = coding_PCM16BE; /* assumed BE */
vgmstream->coding_type = coding_PCM16BE;
vgmstream->layout_type = layout_interleave;
vgmstream->interleave_block_size = 0x02;
break;
@ -76,12 +80,30 @@ VGMSTREAM* init_vgmstream_xmv_valve(STREAMFILE* streamFile) {
vgmstream->codec_data = ffmpeg_data;
vgmstream->coding_type = coding_FFmpeg;
vgmstream->layout_type = layout_none;
vgmstream->loop_end_sample -= loop_end_skip;
xma_fix_raw_samples(vgmstream, streamFile, start_offset, data_size, 0, 1, 1);
break;
}
#endif
case 0x02: /* ADPCM, not actually implemented */
#ifdef VGM_USE_MPEG
case 0x03: { /* MP3 */
mpeg_codec_data *mpeg_data;
coding_t mpeg_coding;
mpeg_data = init_mpeg(streamFile, start_offset, &mpeg_coding, channels);
if (!mpeg_data) goto fail;
vgmstream->codec_data = mpeg_data;
vgmstream->coding_type = mpeg_coding;
vgmstream->layout_type = layout_none;
/* strangely, number of samples is stored incorrectly for MP3, there's PCM size in this field instead */
vgmstream->num_samples = pcm_bytes_to_samples(num_samples, channels, 16);
break;
}
#endif
case 0x02: /* ADPCM (not actually implemented, was probably supposed to be Microsoft ADPCM) */
default:
goto fail;
}