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alsasink: check for spdif support only in the current device

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This commit is contained in:
Andoni Morales Alastruey 2012-05-15 19:21:15 +02:00 committed by Sebastian Dröge
parent b0cc0a31e2
commit 2434f2932b
4 changed files with 14 additions and 12 deletions
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11
ext/alsa/gstalsa.c
View file

@ -398,7 +398,7 @@ max_chan_error:
}
snd_pcm_t *
gst_alsa_open_iec958_pcm (GstObject * obj)
gst_alsa_open_iec958_pcm (GstObject * obj, gchar * device)
{
char *iec958_pcm_name = NULL;
snd_pcm_t *pcm = NULL;
@ -417,7 +417,8 @@ gst_alsa_open_iec958_pcm (GstObject * obj)
* spdif:{AES0 0x2 AES1 0x82 AES2 0x0 AES3 0x2}
*/
sprintf (devstr,
"iec958:{AES0 0x%02x AES1 0x%02x AES2 0x%02x AES3 0x%02x}",
"%s:{AES0 0x%02x AES1 0x%02x AES2 0x%02x AES3 0x%02x}",
device,
IEC958_AES0_CON_EMPHASIS_NONE | IEC958_AES0_NONAUDIO,
IEC958_AES1_CON_ORIGINAL | IEC958_AES1_CON_PCM_CODER,
0, IEC958_AES3_CON_FS_48000);
@ -445,8 +446,8 @@ gst_alsa_open_iec958_pcm (GstObject * obj)
*/
GstCaps *
gst_alsa_probe_supported_formats (GstObject * obj, snd_pcm_t * handle,
const GstCaps * template_caps)
gst_alsa_probe_supported_formats (GstObject * obj, gchar * device,
snd_pcm_t * handle, const GstCaps * template_caps)
{
snd_pcm_hw_params_t *hw_params;
snd_pcm_stream_t stream_type;
@ -473,7 +474,7 @@ gst_alsa_probe_supported_formats (GstObject * obj, snd_pcm_t * handle,
/* Try opening IEC958 device to see if we can support that format (playback
* only for now but we could add SPDIF capture later) */
if (stream_type == SND_PCM_STREAM_PLAYBACK) {
snd_pcm_t *pcm = gst_alsa_open_iec958_pcm (obj);
snd_pcm_t *pcm = gst_alsa_open_iec958_pcm (obj, device);
if (G_LIKELY (pcm)) {
gst_caps_append (caps, gst_caps_from_string (PASSTHROUGH_CAPS));

3
ext/alsa/gstalsa.h
View file

@ -51,9 +51,10 @@
GST_DEBUG_CATEGORY_EXTERN (alsa_debug);
#define GST_CAT_DEFAULT alsa_debug
snd_pcm_t * gst_alsa_open_iec958_pcm (GstObject * obj);
snd_pcm_t * gst_alsa_open_iec958_pcm (GstObject * obj, gchar *device);
GstCaps * gst_alsa_probe_supported_formats (GstObject * obj,
gchar * device,
snd_pcm_t * handle,
const GstCaps * template_caps);

8
ext/alsa/gstalsasink.c
View file

@ -300,8 +300,8 @@ gst_alsasink_getcaps (GstBaseSink * bsink, GstCaps * filter)
g_return_val_if_fail (pad_template != NULL, NULL);
templ_caps = gst_pad_template_get_caps (pad_template);
caps = gst_alsa_probe_supported_formats (GST_OBJECT (sink), sink->handle,
templ_caps);
caps = gst_alsa_probe_supported_formats (GST_OBJECT (sink), sink->device,
sink->handle, templ_caps);
gst_caps_unref (templ_caps);
if (caps) {
@ -852,9 +852,9 @@ gst_alsasink_prepare (GstAudioSink * asink, GstAudioRingBufferSpec * spec)
alsa = GST_ALSA_SINK (asink);
if (spec->type == GST_AUDIO_RING_BUFFER_FORMAT_TYPE_IEC958) {
if (alsa->iec958) {
snd_pcm_close (alsa->handle);
alsa->handle = gst_alsa_open_iec958_pcm (GST_OBJECT (alsa));
alsa->handle = gst_alsa_open_iec958_pcm (GST_OBJECT (alsa), alsa->device);
if (G_UNLIKELY (!alsa->handle)) {
goto no_iec958;
}

4
ext/alsa/gstalsasrc.c
View file

@ -267,8 +267,8 @@ gst_alsasrc_getcaps (GstBaseSrc * bsrc, GstCaps * filter)
templ_caps = gst_pad_template_get_caps (pad_template);
GST_INFO_OBJECT (src, "template caps %" GST_PTR_FORMAT, templ_caps);
caps = gst_alsa_probe_supported_formats (GST_OBJECT (src), src->handle,
templ_caps);
caps = gst_alsa_probe_supported_formats (GST_OBJECT (src),
src->device, src->handle, templ_caps);
gst_caps_unref (templ_caps);
if (caps) {