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| author | Jan Alexander Steffens (heftig) <jan.steffens@gmail.com> | 2018-12-04 18:04:06 +0100 |
|---|---|---|
| committer | Sebastian Dröge <slomo@coaxion.net> | 2018-12-17 12:39:13 +0000 |
| commit | 3a9f5a76e88627585d23df9cd65c1274b360050e (patch) | |
| tree | 072878ee1ecdcba71dfa0849bfea76e321b4da03 /ext | |
| parent | 383fe6f81dafd538a8a34ce279953254225835d3 (diff) | |
| download | gstreamer-plugins-bad-3a9f5a76e88627585d23df9cd65c1274b360050e.tar.gz | |
fdkaacenc: Add a description of each configuration
Diffstat (limited to 'ext')
| -rw-r--r-- | ext/fdkaac/gstfdkaacenc.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/ext/fdkaac/gstfdkaacenc.c b/ext/fdkaac/gstfdkaacenc.c index 8700caea7..4aa1dc895 100644 --- a/ext/fdkaac/gstfdkaacenc.c +++ b/ext/fdkaac/gstfdkaacenc.c @@ -62,20 +62,25 @@ static const struct GstAudioChannelPosition positions[8]; } channel_layouts[] = { { + /* MPEG 1: Mono */ 1, MODE_1, { GST_AUDIO_CHANNEL_POSITION_MONO}}, { + /* MPEG 2: Stereo */ 2, MODE_2, { GST_AUDIO_CHANNEL_POSITION_FRONT_LEFT, GST_AUDIO_CHANNEL_POSITION_FRONT_RIGHT}}, { + /* MPEG 3: Stereo + Center */ 3, MODE_1_2, { GST_AUDIO_CHANNEL_POSITION_FRONT_CENTER, GST_AUDIO_CHANNEL_POSITION_FRONT_LEFT, GST_AUDIO_CHANNEL_POSITION_FRONT_RIGHT}}, { + /* MPEG 4: Stereo + Center + Rear center */ 4, MODE_1_2_1, { GST_AUDIO_CHANNEL_POSITION_FRONT_CENTER, GST_AUDIO_CHANNEL_POSITION_FRONT_LEFT, GST_AUDIO_CHANNEL_POSITION_FRONT_RIGHT, GST_AUDIO_CHANNEL_POSITION_REAR_CENTER}}, { + /* MPEG 5: 5.0 Surround */ 5, MODE_1_2_2, { GST_AUDIO_CHANNEL_POSITION_FRONT_CENTER, GST_AUDIO_CHANNEL_POSITION_FRONT_LEFT, @@ -83,6 +88,7 @@ static const struct /* FIXME: SURROUND instead of REAR is more to spec */ GST_AUDIO_CHANNEL_POSITION_REAR_LEFT, GST_AUDIO_CHANNEL_POSITION_REAR_RIGHT}}, { + /* MPEG 6: 5.1 Surround */ 6, MODE_1_2_2_1, { GST_AUDIO_CHANNEL_POSITION_FRONT_CENTER, GST_AUDIO_CHANNEL_POSITION_FRONT_LEFT, @@ -93,6 +99,7 @@ static const struct GST_AUDIO_CHANNEL_POSITION_LFE1}} #ifdef HAVE_FDK_AAC_0_1_4 , { + /* Non-standard PCE clone of mode 12 */ 8, MODE_7_1_REAR_SURROUND, { GST_AUDIO_CHANNEL_POSITION_FRONT_CENTER, GST_AUDIO_CHANNEL_POSITION_FRONT_LEFT, @@ -103,6 +110,7 @@ static const struct GST_AUDIO_CHANNEL_POSITION_REAR_LEFT, GST_AUDIO_CHANNEL_POSITION_REAR_RIGHT, GST_AUDIO_CHANNEL_POSITION_LFE1}}, { + /* Non-standard PCE clone of mode 7 */ 8, MODE_7_1_FRONT_CENTER, { GST_AUDIO_CHANNEL_POSITION_FRONT_CENTER, GST_AUDIO_CHANNEL_POSITION_FRONT_LEFT_OF_CENTER, |