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output/oss: remember the real OSS format

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Improving oss_reopen() by using the very same value that was used
initially.
This commit is contained in:
Max Kellermann
2012-03-21 23:47:29 +01:00
parent 51dce3d161
commit 921cc3e5db
1 changed files with 13 additions and 5 deletions
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18
src/output/oss_output_plugin.c
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@@ -71,6 +71,12 @@ struct oss_data {
* the device after cancel().
*/
struct audio_format audio_format;
/**
* The current OSS audio format. This is needed to reopen the
* device after cancel().
*/
int oss_format;
};
/**
@@ -504,6 +510,7 @@ sample_format_from_oss(int format)
static enum oss_setup_result
oss_probe_sample_format(int fd, enum sample_format sample_format,
enum sample_format *sample_format_r,
int *oss_format_r,
#ifdef AFMT_S24_PACKED
struct pcm_export_state *export,
#endif
@@ -525,6 +532,7 @@ oss_probe_sample_format(int fd, enum sample_format sample_format,
return UNSUPPORTED;
*sample_format_r = sample_format;
*oss_format_r = oss_format;
#ifdef AFMT_S24_PACKED
pcm_export_open(export, sample_format,
@@ -541,6 +549,7 @@ oss_probe_sample_format(int fd, enum sample_format sample_format,
*/
static bool
oss_setup_sample_format(int fd, struct audio_format *audio_format,
int *oss_format_r,
#ifdef AFMT_S24_PACKED
struct pcm_export_state *export,
#endif
@@ -549,7 +558,7 @@ oss_setup_sample_format(int fd, struct audio_format *audio_format,
enum sample_format mpd_format;
enum oss_setup_result result =
oss_probe_sample_format(fd, audio_format->format,
&mpd_format,
&mpd_format, oss_format_r,
#ifdef AFMT_S24_PACKED
export,
#endif
@@ -588,7 +597,7 @@ oss_setup_sample_format(int fd, struct audio_format *audio_format,
continue;
result = oss_probe_sample_format(fd, mpd_format,
&mpd_format,
&mpd_format, oss_format_r,
#ifdef AFMT_S24_PACKED
export,
#endif
@@ -620,7 +629,7 @@ oss_setup(struct oss_data *od, struct audio_format *audio_format,
{
return oss_setup_channels(od->fd, audio_format, error_r) &&
oss_setup_sample_rate(od->fd, audio_format, error_r) &&
oss_setup_sample_format(od->fd, audio_format,
oss_setup_sample_format(od->fd, audio_format, &od->oss_format,
#ifdef AFMT_S24_PACKED
&od->export,
#endif
@@ -668,9 +677,8 @@ oss_reopen(struct oss_data *od, GError **error_r)
}
const char *const msg3 = "Failed to set sample format";
assert(sample_format_to_oss(od->audio_format.format) != AFMT_QUERY);
result = oss_try_ioctl(od->fd, SNDCTL_DSP_SAMPLESIZE,
sample_format_to_oss(od->audio_format.format),
od->oss_format,
msg3, error_r);
if (result != SUCCESS) {
oss_close(od);