diff options
author | Chris Robinson <[email protected]> | 2009-12-24 15:35:22 -0800 |
---|---|---|
committer | Chris Robinson <[email protected]> | 2009-12-24 15:35:22 -0800 |
commit | f6ca39403d31b52a0ca10d402d0c0a9e87e1e667 (patch) | |
tree | 1a599a7d19a5765674eea9e1357cd12824174c7e | |
parent | ea7cf35ea405c829c40bb26383e09465427049d0 (diff) |
Use the Pulse server-specified playback rate by default
-rw-r--r-- | Alc/pulseaudio.c | 29 |
1 files changed, 28 insertions, 1 deletions
diff --git a/Alc/pulseaudio.c b/Alc/pulseaudio.c index 50dec6ac..a40cfee7 100644 --- a/Alc/pulseaudio.c +++ b/Alc/pulseaudio.c @@ -77,7 +77,9 @@ MAKE_FUNC(pa_threaded_mainloop_accept); MAKE_FUNC(pa_stream_set_write_callback); MAKE_FUNC(pa_threaded_mainloop_new); MAKE_FUNC(pa_context_connect); +MAKE_FUNC(pa_stream_set_buffer_attr); MAKE_FUNC(pa_stream_get_buffer_attr); +MAKE_FUNC(pa_stream_get_sample_spec); MAKE_FUNC(pa_stream_set_buffer_attr_callback); MAKE_FUNC(pa_stream_set_read_callback); MAKE_FUNC(pa_stream_set_state_callback); @@ -86,6 +88,7 @@ MAKE_FUNC(pa_stream_disconnect); MAKE_FUNC(pa_threaded_mainloop_lock); MAKE_FUNC(pa_channel_map_init_auto); MAKE_FUNC(pa_channel_map_parse); +MAKE_FUNC(pa_operation_unref); #undef MAKE_FUNC #ifndef PATH_MAX @@ -192,7 +195,9 @@ LOAD_FUNC(pa_threaded_mainloop_accept); LOAD_FUNC(pa_stream_set_write_callback); LOAD_FUNC(pa_threaded_mainloop_new); LOAD_FUNC(pa_context_connect); +LOAD_FUNC(pa_stream_set_buffer_attr); LOAD_FUNC(pa_stream_get_buffer_attr); +LOAD_FUNC(pa_stream_get_sample_spec); LOAD_FUNC(pa_stream_set_buffer_attr_callback); LOAD_FUNC(pa_stream_set_read_callback); LOAD_FUNC(pa_stream_set_state_callback); @@ -201,6 +206,7 @@ LOAD_FUNC(pa_stream_disconnect); LOAD_FUNC(pa_threaded_mainloop_lock); LOAD_FUNC(pa_channel_map_init_auto); LOAD_FUNC(pa_channel_map_parse); +LOAD_FUNC(pa_operation_unref); #undef LOAD_FUNC } @@ -474,6 +480,7 @@ static void pulse_close_playback(ALCdevice *device) //{{{ static ALCboolean pulse_reset_playback(ALCdevice *device) //{{{ { pulse_data *data = device->ExtraData; + pa_stream_flags_t flags = 0; pa_stream_state_t state; pa_channel_map chanmap; @@ -522,6 +529,9 @@ static ALCboolean pulse_reset_playback(ALCdevice *device) //{{{ } SetDefaultWFXChannelOrder(device); + if(*(GetConfigValue(NULL, "frequency", "")) == '\0') + flags |= PA_STREAM_FIX_RATE; + data->stream = ppa_stream_new(data->context, data->stream_name, &data->spec, &chanmap); if(!data->stream) { @@ -534,7 +544,7 @@ static ALCboolean pulse_reset_playback(ALCdevice *device) //{{{ ppa_stream_set_state_callback(data->stream, stream_state_callback, device); - if(ppa_stream_connect_playback(data->stream, NULL, &data->attr, 0, NULL, NULL) < 0) + if(ppa_stream_connect_playback(data->stream, NULL, &data->attr, flags, NULL, NULL) < 0) { AL_PRINT("Stream did not connect: %s\n", ppa_strerror(ppa_context_errno(data->context))); @@ -564,6 +574,23 @@ static ALCboolean pulse_reset_playback(ALCdevice *device) //{{{ } ppa_stream_set_state_callback(data->stream, stream_state_callback2, device); + data->spec = *(ppa_stream_get_sample_spec(data->stream)); + if(device->Frequency != data->spec.rate) + { + pa_operation *o; + + /* Server updated our playback rate, so modify the buffer attribs + * accordingly. */ + data->attr.minreq = (data->attr.minreq/data->frame_size) * + data->spec.rate / device->Frequency * data->frame_size; + data->attr.tlength = data->attr.minreq * device->NumUpdates; + + o = ppa_stream_set_buffer_attr(data->stream, &data->attr, NULL, NULL); + ppa_operation_unref(o); + + device->Frequency = data->spec.rate; + } + stream_buffer_attr_callback(data->stream, device); ppa_stream_set_buffer_attr_callback(data->stream, stream_buffer_attr_callback, device); |