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fdkaacenc: Add a description of each configuration

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Jan Alexander Steffens (heftig) 2018-12-04 18:04:06 +01:00 committed by Sebastian Dröge
parent 383fe6f81d
commit 3a9f5a76e8
1 changed files with 8 additions and 0 deletions
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8
ext/fdkaac/gstfdkaacenc.c
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@ -62,20 +62,25 @@ static const struct
GstAudioChannelPosition positions[8]; GstAudioChannelPosition positions[8];
} channel_layouts[] = { } channel_layouts[] = {
{ {
/* MPEG 1: Mono */
1, MODE_1, { 1, MODE_1, {
GST_AUDIO_CHANNEL_POSITION_MONO}}, { GST_AUDIO_CHANNEL_POSITION_MONO}}, {
/* MPEG 2: Stereo */
2, MODE_2, { 2, MODE_2, {
GST_AUDIO_CHANNEL_POSITION_FRONT_LEFT, GST_AUDIO_CHANNEL_POSITION_FRONT_LEFT,
GST_AUDIO_CHANNEL_POSITION_FRONT_RIGHT}}, { GST_AUDIO_CHANNEL_POSITION_FRONT_RIGHT}}, {
/* MPEG 3: Stereo + Center */
3, MODE_1_2, { 3, MODE_1_2, {
GST_AUDIO_CHANNEL_POSITION_FRONT_CENTER, GST_AUDIO_CHANNEL_POSITION_FRONT_CENTER,
GST_AUDIO_CHANNEL_POSITION_FRONT_LEFT, GST_AUDIO_CHANNEL_POSITION_FRONT_LEFT,
GST_AUDIO_CHANNEL_POSITION_FRONT_RIGHT}}, { GST_AUDIO_CHANNEL_POSITION_FRONT_RIGHT}}, {
/* MPEG 4: Stereo + Center + Rear center */
4, MODE_1_2_1, { 4, MODE_1_2_1, {
GST_AUDIO_CHANNEL_POSITION_FRONT_CENTER, GST_AUDIO_CHANNEL_POSITION_FRONT_CENTER,
GST_AUDIO_CHANNEL_POSITION_FRONT_LEFT, GST_AUDIO_CHANNEL_POSITION_FRONT_LEFT,
GST_AUDIO_CHANNEL_POSITION_FRONT_RIGHT, GST_AUDIO_CHANNEL_POSITION_FRONT_RIGHT,
GST_AUDIO_CHANNEL_POSITION_REAR_CENTER}}, { GST_AUDIO_CHANNEL_POSITION_REAR_CENTER}}, {
/* MPEG 5: 5.0 Surround */
5, MODE_1_2_2, { 5, MODE_1_2_2, {
GST_AUDIO_CHANNEL_POSITION_FRONT_CENTER, GST_AUDIO_CHANNEL_POSITION_FRONT_CENTER,
GST_AUDIO_CHANNEL_POSITION_FRONT_LEFT, GST_AUDIO_CHANNEL_POSITION_FRONT_LEFT,
@ -83,6 +88,7 @@ static const struct
/* FIXME: SURROUND instead of REAR is more to spec */ /* FIXME: SURROUND instead of REAR is more to spec */
GST_AUDIO_CHANNEL_POSITION_REAR_LEFT, GST_AUDIO_CHANNEL_POSITION_REAR_LEFT,
GST_AUDIO_CHANNEL_POSITION_REAR_RIGHT}}, { GST_AUDIO_CHANNEL_POSITION_REAR_RIGHT}}, {
/* MPEG 6: 5.1 Surround */
6, MODE_1_2_2_1, { 6, MODE_1_2_2_1, {
GST_AUDIO_CHANNEL_POSITION_FRONT_CENTER, GST_AUDIO_CHANNEL_POSITION_FRONT_CENTER,
GST_AUDIO_CHANNEL_POSITION_FRONT_LEFT, GST_AUDIO_CHANNEL_POSITION_FRONT_LEFT,
@ -93,6 +99,7 @@ static const struct
GST_AUDIO_CHANNEL_POSITION_LFE1}} GST_AUDIO_CHANNEL_POSITION_LFE1}}
#ifdef HAVE_FDK_AAC_0_1_4 #ifdef HAVE_FDK_AAC_0_1_4
, { , {
/* Non-standard PCE clone of mode 12 */
8, MODE_7_1_REAR_SURROUND, { 8, MODE_7_1_REAR_SURROUND, {
GST_AUDIO_CHANNEL_POSITION_FRONT_CENTER, GST_AUDIO_CHANNEL_POSITION_FRONT_CENTER,
GST_AUDIO_CHANNEL_POSITION_FRONT_LEFT, GST_AUDIO_CHANNEL_POSITION_FRONT_LEFT,
@ -103,6 +110,7 @@ static const struct
GST_AUDIO_CHANNEL_POSITION_REAR_LEFT, GST_AUDIO_CHANNEL_POSITION_REAR_LEFT,
GST_AUDIO_CHANNEL_POSITION_REAR_RIGHT, GST_AUDIO_CHANNEL_POSITION_REAR_RIGHT,
GST_AUDIO_CHANNEL_POSITION_LFE1}}, { GST_AUDIO_CHANNEL_POSITION_LFE1}}, {
/* Non-standard PCE clone of mode 7 */
8, MODE_7_1_FRONT_CENTER, { 8, MODE_7_1_FRONT_CENTER, {
GST_AUDIO_CHANNEL_POSITION_FRONT_CENTER, GST_AUDIO_CHANNEL_POSITION_FRONT_CENTER,
GST_AUDIO_CHANNEL_POSITION_FRONT_LEFT_OF_CENTER, GST_AUDIO_CHANNEL_POSITION_FRONT_LEFT_OF_CENTER,