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https://github.com/alsa-project/alsa-utils
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store the actual RIFF length at the wav header by arecord.
will fix the data generated withtout -d option.
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parent
f2aad9f2a6
commit
e8fd94060e
1 changed files with 9 additions and 5 deletions
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@ -654,7 +654,7 @@ static ssize_t test_wavefile(int fd, char *_buffer, size_t size)
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hwparams.format = SND_PCM_FORMAT_S16_LE;
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break;
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case 24:
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switch (LE_SHORT(f->byte_p_spl) / hwparams.channels) {
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switch (LE_SHORT(f->byte_p_spl)) {
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case 3:
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hwparams.format = SND_PCM_FORMAT_S24_3LE;
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break;
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@ -662,10 +662,9 @@ static ssize_t test_wavefile(int fd, char *_buffer, size_t size)
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hwparams.format = SND_PCM_FORMAT_S24_LE;
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break;
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default:
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error(" can't play WAVE-files with sample %d bits in %d bytes wide (%d channels)", LE_SHORT(f->bit_p_spl), LE_SHORT(f->byte_p_spl), hwparams.channels);
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exit(EXIT_FAILURE);
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error(" can't play WAVE-files with sample %d bits in %d bytes wide", LE_SHORT(f->bit_p_spl), LE_SHORT(f->byte_p_spl));
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break;
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}
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break;
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case 32:
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hwparams.format = SND_PCM_FORMAT_S32_LE;
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break;
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@ -1625,12 +1624,17 @@ static void end_wave(int fd)
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{ /* only close output */
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WaveChunkHeader cd;
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off_t length_seek;
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u_int rifflen;
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length_seek = sizeof(WaveHeader) +
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sizeof(WaveChunkHeader) +
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sizeof(WaveFmtBody);
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cd.type = WAV_DATA;
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cd.length = fdcount > 0xffffffff ? 0xffffffff : LE_INT(fdcount);
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cd.length = fdcount > 0x7fffffff ? 0x7fffffff : LE_INT(fdcount);
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rifflen = fdcount + 2*sizeof(WaveChunkHeader) + sizeof(WaveFmtBody) + 4;
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rifflen = rifflen > 0x7fffffff ? 0x7fffffff : LE_INT(rifflen);
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if (lseek(fd, 4, SEEK_SET) == 4)
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write(fd, &rifflen, 4);
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if (lseek(fd, length_seek, SEEK_SET) == length_seek)
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write(fd, &cd, sizeof(WaveChunkHeader));
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if (fd != 1)
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