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avcodecmap: Simplify raw audio caps

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This commit is contained in:
Sebastian Dröge 2012-12-11 16:46:43 +00:00
parent 9945ae7adc
commit 90e1c0c21d
1 changed files with 49 additions and 22 deletions
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71
ext/libav/gstavcodecmap.c
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@ -1803,6 +1803,51 @@ gst_ffmpeg_smpfmt_to_caps (enum AVSampleFormat sample_fmt,
return caps; return caps;
} }
static void
gst_ffmpeg_audio_set_sample_fmts (GstCaps * caps,
const enum AVSampleFormat *fmts)
{
GValue va = { 0, };
GValue v = { 0, };
GstAudioFormat format;
if (!fmts || fmts[0] == -1) {
gint i;
g_value_init (&va, GST_TYPE_LIST);
g_value_init (&v, G_TYPE_STRING);
for (i = 0; i <= AV_SAMPLE_FMT_DBL; i++) {
format = gst_ffmpeg_smpfmt_to_audioformat (i);
g_value_set_string (&v, gst_audio_format_to_string (format));
gst_value_list_append_value (&va, &v);
}
gst_caps_set_value (caps, "format", &va);
g_value_unset (&v);
g_value_unset (&va);
return;
}
/* Only a single rate */
if (fmts[1] == -1) {
format = gst_ffmpeg_smpfmt_to_audioformat (fmts[0]);
gst_caps_set_simple (caps, "format", G_TYPE_STRING,
gst_audio_format_to_string (format), NULL);
return;
}
g_value_init (&va, GST_TYPE_LIST);
g_value_init (&v, G_TYPE_STRING);
while (*fmts != -1) {
format = gst_ffmpeg_smpfmt_to_audioformat (*fmts);
g_value_set_string (&v, gst_audio_format_to_string (format));
gst_value_list_append_value (&va, &v);
fmts++;
}
gst_caps_set_value (caps, "format", &va);
g_value_unset (&v);
g_value_unset (&va);
}
GstCaps * GstCaps *
gst_ffmpeg_codectype_to_audio_caps (AVCodecContext * context, gst_ffmpeg_codectype_to_audio_caps (AVCodecContext * context,
enum CodecID codec_id, gboolean encode, AVCodec * codec) enum CodecID codec_id, gboolean encode, AVCodec * codec)
@ -1818,31 +1863,13 @@ gst_ffmpeg_codectype_to_audio_caps (AVCodecContext * context,
if (context) { if (context) {
/* Specific codec context */ /* Specific codec context */
caps = gst_ffmpeg_smpfmt_to_caps (context->sample_fmt, context, codec_id); caps = gst_ffmpeg_smpfmt_to_caps (context->sample_fmt, context, codec_id);
} else if (codec && codec->sample_fmts) {
GstCaps *temp;
int i;
caps = gst_caps_new_empty ();
for (i = 0; codec->sample_fmts[i] != -1; i++) {
temp =
gst_ffmpeg_smpfmt_to_caps (codec->sample_fmts[i], context, codec_id);
if (temp != NULL)
gst_caps_append (caps, temp);
}
} else { } else {
GstCaps *temp; caps = gst_ff_aud_caps_new (context, codec_id, TRUE, "audio/x-raw",
enum AVSampleFormat i; "layout", G_TYPE_STRING, "interleaved", NULL);
AVCodecContext ctx = { 0, };
ctx.channels = -1; gst_ffmpeg_audio_set_sample_fmts (caps, codec ? codec->sample_fmts : NULL);
caps = gst_caps_new_empty ();
for (i = 0; i <= AV_SAMPLE_FMT_DBL; i++) {
temp = gst_ffmpeg_smpfmt_to_caps (i, encode ? &ctx : NULL, codec_id);
if (temp != NULL) {
gst_caps_append (caps, temp);
}
}
} }
return caps; return caps;
} }