diff options
| author | Kővágó, Zoltán <dirty.ice.hu@gmail.com> | 2019-10-13 21:58:07 +0200 |
|---|---|---|
| committer | Gerd Hoffmann <kraxel@redhat.com> | 2019-10-18 08:14:05 +0200 |
| commit | 0cf13e367a99dd1abefc46ec94b4c1a80c678f61 (patch) | |
| tree | 3f0400e807e734d79dfef38962f3a7f7a7b8939a /audio | |
| parent | 670777a91580ec7e34d879c3973927f748be6f47 (diff) | |
paaudio: fix channel order for usb-audio 5.1 and 7.1 streams
Signed-off-by: Kővágó, Zoltán <DirtY.iCE.hu@gmail.com>
Message-id: 2900e462d27bd73277ae083d037c32b1b4451ee2.1570996490.git.DirtY.iCE.hu@gmail.com
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Diffstat (limited to 'audio')
| -rw-r--r-- | audio/paaudio.c | 50 |
1 files changed, 45 insertions, 5 deletions
diff --git a/audio/paaudio.c b/audio/paaudio.c index 292c8c9ff4..df541a72d3 100644 --- a/audio/paaudio.c +++ b/audio/paaudio.c @@ -339,17 +339,59 @@ static pa_stream *qpa_simple_new ( pa_stream_direction_t dir, const char *dev, const pa_sample_spec *ss, - const pa_channel_map *map, const pa_buffer_attr *attr, int *rerror) { int r; - pa_stream *stream; + pa_stream *stream = NULL; pa_stream_flags_t flags; + pa_channel_map map; pa_threaded_mainloop_lock(c->mainloop); - stream = pa_stream_new(c->context, name, ss, map); + pa_channel_map_init(&map); + map.channels = ss->channels; + + /* + * TODO: This currently expects the only frontend supporting more than 2 + * channels is the usb-audio. We will need some means to set channel + * order when a new frontend gains multi-channel support. + */ + switch (ss->channels) { + case 1: + map.map[0] = PA_CHANNEL_POSITION_MONO; + break; + + case 2: + map.map[0] = PA_CHANNEL_POSITION_LEFT; + map.map[1] = PA_CHANNEL_POSITION_RIGHT; + break; + + case 6: + map.map[0] = PA_CHANNEL_POSITION_FRONT_LEFT; + map.map[1] = PA_CHANNEL_POSITION_FRONT_RIGHT; + map.map[2] = PA_CHANNEL_POSITION_CENTER; + map.map[3] = PA_CHANNEL_POSITION_LFE; + map.map[4] = PA_CHANNEL_POSITION_REAR_LEFT; + map.map[5] = PA_CHANNEL_POSITION_REAR_RIGHT; + break; + + case 8: + map.map[0] = PA_CHANNEL_POSITION_FRONT_LEFT; + map.map[1] = PA_CHANNEL_POSITION_FRONT_RIGHT; + map.map[2] = PA_CHANNEL_POSITION_CENTER; + map.map[3] = PA_CHANNEL_POSITION_LFE; + map.map[4] = PA_CHANNEL_POSITION_REAR_LEFT; + map.map[5] = PA_CHANNEL_POSITION_REAR_RIGHT; + map.map[6] = PA_CHANNEL_POSITION_SIDE_LEFT; + map.map[7] = PA_CHANNEL_POSITION_SIDE_RIGHT; + + default: + dolog("Internal error: unsupported channel count %d\n", ss->channels); + goto fail; + } + + stream = pa_stream_new(c->context, name, ss, &map); if (!stream) { goto fail; } @@ -422,7 +464,6 @@ static int qpa_init_out(HWVoiceOut *hw, struct audsettings *as, PA_STREAM_PLAYBACK, ppdo->has_name ? ppdo->name : NULL, &ss, - NULL, /* channel map */ &ba, /* buffering attributes */ &error ); @@ -471,7 +512,6 @@ static int qpa_init_in(HWVoiceIn *hw, struct audsettings *as, void *drv_opaque) PA_STREAM_RECORD, ppdo->has_name ? ppdo->name : NULL, &ss, - NULL, /* channel map */ &ba, /* buffering attributes */ &error ); |