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ffmpegcodecmap: Always restrict audio codec in the unfixed cases

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If the context isn't fixed yet or if it doesn't exist then always
restrict the caps.

Also restrict the maximum channels for G726 and G722 to 1 channel
This commit is contained in:
Sjoerd Simons 2011-10-10 14:50:09 +01:00 committed by Edward Hervey
parent de5557ef84
commit 13d1ff40f0
1 changed files with 64 additions and 67 deletions
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131
ext/ffmpeg/gstffmpegcodecmap.c
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@ -373,79 +373,76 @@ gst_ff_aud_caps_new (AVCodecContext * context, enum CodecID codec_id,
const gint *rates = NULL;
gint n_rates = 0;
if (context) {
/* so we must be after restricted caps in this particular case */
switch (codec_id) {
case CODEC_ID_MP2:
{
const static gint l_rates[] =
{ 48000, 44100, 32000, 24000, 22050, 16000 };
n_rates = G_N_ELEMENTS (l_rates);
rates = l_rates;
break;
}
case CODEC_ID_EAC3:
case CODEC_ID_AC3:
{
const static gint l_rates[] = { 48000, 44100, 32000 };
n_rates = G_N_ELEMENTS (l_rates);
rates = l_rates;
break;
}
case CODEC_ID_ADPCM_SWF:
{
const static gint l_rates[] = { 11025, 22050, 44100 };
n_rates = G_N_ELEMENTS (l_rates);
rates = l_rates;
break;
}
case CODEC_ID_ROQ_DPCM:
{
const static gint l_rates[] = { 22050 };
n_rates = G_N_ELEMENTS (l_rates);
rates = l_rates;
break;
}
case CODEC_ID_ADPCM_G726:
maxchannels = 1;
break;
case CODEC_ID_AMR_NB:
{
const static gint l_rates[] = { 8000 };
maxchannels = 1;
n_rates = G_N_ELEMENTS (l_rates);
rates = l_rates;
break;
}
case CODEC_ID_AMR_WB:
{
const static gint l_rates[] = { 16000 };
maxchannels = 1;
n_rates = G_N_ELEMENTS (l_rates);
rates = l_rates;
break;
}
default:
break;
}
/* TODO: handle context->channel_layouts here to set
* the list of channel layouts supported by the encoder.
* Unfortunately no encoder uses this yet....
*/
}
/* regardless of encode/decode, open up channels if applicable */
/* Until decoders/encoders expose the maximum number of channels
* they support, we whitelist them here. */
/* so we must be after restricted caps in this case */
switch (codec_id) {
case CODEC_ID_AC3:
case CODEC_ID_EAC3:
case CODEC_ID_AAC:
case CODEC_ID_AAC_LATM:
case CODEC_ID_DTS:
maxchannels = 6;
break;
case CODEC_ID_MP2:
{
const static gint l_rates[] =
{ 48000, 44100, 32000, 24000, 22050, 16000 };
n_rates = G_N_ELEMENTS (l_rates);
rates = l_rates;
break;
}
case CODEC_ID_EAC3:
case CODEC_ID_AC3:
{
const static gint l_rates[] = { 48000, 44100, 32000 };
maxchannels = 6;
n_rates = G_N_ELEMENTS (l_rates);
rates = l_rates;
break;
}
case CODEC_ID_ADPCM_G722:
case CODEC_ID_ADPCM_G726:
maxchannels = 1;
break;
case CODEC_ID_ADPCM_SWF:
{
const static gint l_rates[] = { 11025, 22050, 44100 };
n_rates = G_N_ELEMENTS (l_rates);
rates = l_rates;
break;
}
case CODEC_ID_ROQ_DPCM:
{
const static gint l_rates[] = { 22050 };
n_rates = G_N_ELEMENTS (l_rates);
rates = l_rates;
break;
}
case CODEC_ID_AMR_NB:
{
const static gint l_rates[] = { 8000 };
maxchannels = 1;
n_rates = G_N_ELEMENTS (l_rates);
rates = l_rates;
break;
}
case CODEC_ID_AMR_WB:
{
const static gint l_rates[] = { 16000 };
maxchannels = 1;
n_rates = G_N_ELEMENTS (l_rates);
rates = l_rates;
break;
}
default:
break;
}
/* TODO: handle context->channel_layouts here to set
* the list of channel layouts supported by the encoder.
* Unfortunately no encoder uses this yet....
*/
/* regardless of encode/decode, open up channels if applicable */
/* Until decoders/encoders expose the maximum number of channels
* they support, we whitelist them here. */
switch (codec_id) {
case CODEC_ID_WMAPRO:
case CODEC_ID_TRUEHD:
maxchannels = 8;