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Merge pull request #406 from bnnm/riff

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Fix .at3/at9 mono files with wrong channel layout
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bnnm 2019-05-01 23:27:32 +02:00 committed by GitHub
commit 041cfa3738
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1 changed files with 10 additions and 5 deletions
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15
src/meta/riff.c
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@ -121,6 +121,11 @@ static int read_fmt(int big_endian, STREAMFILE * streamFile, off_t current_chunk
//fmt->extra_samples = read_16bit(current_chunk+0x1a,streamFile); /* valid_bits_per_sample or samples_per_block */
fmt->channel_layout = read_32bit(current_chunk+0x1c,streamFile);
/* 0x10 guid at 0x20 */
/* happens in .at3/at9, may be a bug in their encoder b/c MS's defs set mono as FC */
if (fmt->channel_count == 1 && fmt->channel_layout == speaker_FL) { /* other channels are fine */
fmt->channel_layout = speaker_FC;
}
}
switch (fmt->codec) {
@ -146,7 +151,7 @@ static int read_fmt(int big_endian, STREAMFILE * streamFile, off_t current_chunk
}
break;
case 0x02: /* MS ADPCM */
case 0x02: /* MSADPCM */
if (fmt->bps == 4) {
fmt->coding_type = coding_MSADPCM;
}
@ -158,7 +163,7 @@ static int read_fmt(int big_endian, STREAMFILE * streamFile, off_t current_chunk
}
break;
case 0x11: /* MS IMA ADPCM [Layton Brothers: Mystery Room (iOS/Android)] */
case 0x11: /* MS-IMA ADPCM [Layton Brothers: Mystery Room (iOS/Android)] */
if (fmt->bps != 4) goto fail;
fmt->coding_type = coding_MS_IMA;
break;
@ -209,10 +214,10 @@ static int read_fmt(int big_endian, STREAMFILE * streamFile, off_t current_chunk
goto fail;
#endif
case 0xFFFE: { /* WAVEFORMATEXTENSIBLE (see ksmedia.h for known GUIDs)*/
case 0xFFFE: { /* WAVEFORMATEXTENSIBLE (see ksmedia.h for known GUIDs) */
uint32_t guid1 = (uint32_t)read_32bit (current_chunk+0x20,streamFile);
uint32_t guid2 = ((uint16_t)read_16bit (current_chunk+0x24,streamFile) << 16u) |
((uint16_t)read_16bit(current_chunk+0x26,streamFile));
uint32_t guid2 = ((uint16_t)read_16bit (current_chunk+0x24,streamFile) << 16u) |
((uint16_t)read_16bit (current_chunk+0x26,streamFile));
uint32_t guid3 = (uint32_t)read_32bitBE(current_chunk+0x28,streamFile);
uint32_t guid4 = (uint32_t)read_32bitBE(current_chunk+0x2c,streamFile);
//;VGM_LOG("RIFF: guid %08x %08x %08x %08x\n", guid1, guid2, guid3, guid4);