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Minor doc

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This commit is contained in:
NicknineTheEagle 2020-11-15 22:08:26 +03:00
parent dc74675b84
commit a3c6595865
1 changed files with 5 additions and 4 deletions
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9
src/coding/ea_xa_decoder.c
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@ -184,7 +184,7 @@ void decode_ea_xa_v2(VGMSTREAMCHANNEL * stream, sample * outbuf, int channelspac
#endif
/* EA XA v1 (mono/stereo) */
void decode_ea_xa(VGMSTREAMCHANNEL * stream, sample * outbuf, int channelspacing, int32_t first_sample, int32_t samples_to_do,int channel, int is_stereo) {
void decode_ea_xa(VGMSTREAMCHANNEL * stream, sample * outbuf, int channelspacing, int32_t first_sample, int32_t samples_to_do, int channel, int is_stereo) {
uint8_t frame_info;
int32_t coef1, coef2;
int i, sample_count, shift;
@ -194,8 +194,9 @@ void decode_ea_xa(VGMSTREAMCHANNEL * stream, sample * outbuf, int channelspacing
int frame_samples = 28;
first_sample = first_sample % frame_samples;
/* header */
if (is_stereo) {
/* header (coefs ch0+ch1 + shift ch0+ch1) */
/* coefs ch0+ch1 + shift ch0+ch1 */
frame_info = read_8bit(stream->offset + 0x00, stream->streamfile);
coef1 = EA_XA_TABLE[(hn ? frame_info >> 4 : frame_info & 0x0F) + 0];
coef2 = EA_XA_TABLE[(hn ? frame_info >> 4 : frame_info & 0x0F) + 4];
@ -203,7 +204,7 @@ void decode_ea_xa(VGMSTREAMCHANNEL * stream, sample * outbuf, int channelspacing
frame_info = read_8bit(stream->offset + 0x01, stream->streamfile);
shift = (hn ? frame_info >> 4 : frame_info & 0x0F) + 8;
} else {
/* header (coefs + shift ch0) */
/* coefs + shift ch0 */
frame_info = read_8bit(stream->offset + 0x00, stream->streamfile);
coef1 = EA_XA_TABLE[(frame_info >> 4) + 0];
coef2 = EA_XA_TABLE[(frame_info >> 4) + 4];
@ -233,7 +234,7 @@ void decode_ea_xa(VGMSTREAMCHANNEL * stream, sample * outbuf, int channelspacing
stream->offset += frame_size;
}
/* Maxis EA-XA v1 (mono+stereo) with byte-interleave layout in stereo mode */
/* Maxis EA-XA v1 (mono/stereo) with byte-interleave layout in stereo mode */
void decode_maxis_xa(VGMSTREAMCHANNEL * stream, sample * outbuf, int channelspacing, int32_t first_sample, int32_t samples_to_do, int channel) {
uint8_t frame_info;
int32_t coef1, coef2;