opus: add some more debug information about channel mapping

This commit is contained in:
Vincent Penquerc'h 2011-11-25 12:47:42 +00:00
parent 605d407b16
commit 287a0c646e
4 changed files with 24 additions and 4 deletions

View file

@ -70,3 +70,19 @@ const GstAudioChannelPosition gst_opus_channel_positions[][8] = {
GST_AUDIO_CHANNEL_POSITION_REAR_RIGHT,
GST_AUDIO_CHANNEL_POSITION_LFE},
};
const char *gst_opus_channel_names[] = {
"mono",
"front left",
"front right",
"rear center",
"rear left",
"rear right",
"lfe",
"front center",
"front left of center",
"front right of center",
"side left",
"side right",
"none"
};

View file

@ -27,6 +27,7 @@
G_BEGIN_DECLS
extern const GstAudioChannelPosition gst_opus_channel_positions[][8];
extern const char *gst_opus_channel_names[];
G_END_DECLS

View file

@ -294,6 +294,7 @@ gst_opus_dec_parse_header (GstOpusDec * dec, GstBuffer * buf)
dec->sample_rate);
if (pos) {
GST_DEBUG_OBJECT (dec, "Setting channel positions on caps");
gst_audio_set_channel_positions (gst_caps_get_structure (caps, 0), pos);
}

View file

@ -466,7 +466,8 @@ gst_opus_enc_setup_channel_mapping (GstOpusEnc * enc, const GstAudioInfo * info)
GstAudioChannelPosition pos = GST_AUDIO_INFO_POSITION (info, n);
int c;
GST_DEBUG_OBJECT (enc, "Channel %d has position %d", n, pos);
GST_DEBUG_OBJECT (enc, "Channel %d has position %d (%s)", n, pos,
gst_opus_channel_names[pos]);
for (c = 0; c < enc->n_channels; ++c) {
if (gst_opus_channel_positions[enc->n_channels - 1][c] == pos) {
GST_DEBUG_OBJECT (enc, "Found in Vorbis mapping as channel %d", c);
@ -476,12 +477,13 @@ gst_opus_enc_setup_channel_mapping (GstOpusEnc * enc, const GstAudioInfo * info)
if (c == enc->n_channels) {
/* We did not find that position, so use undefined */
GST_WARNING_OBJECT (enc,
"Position %d not found in Vorbis mapping, using unknown mapping",
pos);
"Position %d (%s) not found in Vorbis mapping, using unknown mapping",
pos, gst_opus_channel_positions[pos]);
enc->channel_mapping_family = 255;
return;
}
GST_DEBUG_OBJECT (enc, "Mapping output channel %d to %d", c, n);
GST_DEBUG_OBJECT (enc, "Mapping output channel %d to %d (%s)", c, n,
gst_opus_channel_names[pos]);
enc->channel_mapping[c] = n;
}
GST_INFO_OBJECT (enc, "Permutation found, using Vorbis mapping");