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pw-cat: support saving to other file formats

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Use the extension to find the file format and save to it instead of
forcing wav.

See #2328
This commit is contained in:
Wim Taymans 2022-04-25 20:43:18 +02:00
parent 689e2d0cc9
commit d9871f36c1
1 changed files with 40 additions and 6 deletions
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46
src/tools/pw-cat.c
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@ -1120,6 +1120,45 @@ static int fill_properties(struct data *data)
return 0;
}
static void format_from_filename(SF_INFO *info, const char *filename)
{
int i, count = 0;
int format = -1;
#if __BYTE_ORDER == __BIG_ENDIAN
info->format |= SF_ENDIAN_BIG;
#else
info->format |= SF_ENDIAN_LITTLE;
#endif
if (sf_command(NULL, SFC_GET_FORMAT_MAJOR_COUNT, &count, sizeof(int)) != 0)
count = 0;
for (i = 0; i < count; i++) {
SF_FORMAT_INFO fi;
spa_zero(fi);
fi.format = i;
if (sf_command(NULL, SFC_GET_FORMAT_MAJOR, &fi, sizeof(fi)) != 0)
continue;
if (spa_strendswith(filename, fi.extension)) {
format = fi.format;
break;
}
}
if (format == -1)
format = SF_FORMAT_WAV;
if (format == SF_FORMAT_WAV && info->channels > 2)
format = SF_FORMAT_WAVEX;
info->format |= format;
if (format == SF_FORMAT_OGG || format == SF_FORMAT_FLAC)
info->format = (info->format & ~SF_FORMAT_ENDMASK) | SF_ENDIAN_FILE;
if (format == SF_FORMAT_OGG)
info->format = (info->format & ~SF_FORMAT_SUBMASK) | SF_FORMAT_VORBIS;
}
static int setup_sndfile(struct data *data)
{
@ -1147,12 +1186,7 @@ static int setup_sndfile(struct data *data)
fprintf(stderr, "error: unknown format \"%s\"\n", data->format);
return -EINVAL;
}
info.format |= SF_FORMAT_WAV;
#if __BYTE_ORDER == __BIG_ENDIAN
info.format |= SF_ENDIAN_BIG;
#else
info.format |= SF_ENDIAN_LITTLE;
#endif
format_from_filename(&info, data->filename);
}
data->file = sf_open(data->filename,