Rockbox open source high quality audio player as a Music Player Daemon
mpris
rockbox
mpd
libadwaita
audio
rust
zig
deno
pcm: implement pcm_switch_sink
Change-Id: Iace01c2e97950cc794f3cf755dc358da6f3daa7f
+35
+1
firmware/export/pcm.h
+1
firmware/export/pcm.h
+34
firmware/pcm.c
+34
firmware/pcm.c
···
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return pcm_sink_caps(pcm_current_sink());
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}
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+
bool pcm_switch_sink(enum pcm_sink_ids sink)
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{
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logf("pcm_switch_sink %d to %d", cur_sink, sink);
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+
if(sink >= ARRAYLEN(sinks)) {
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return false;
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}
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+
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if(cur_sink == sink) {
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return true;
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}
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/* save current sink before switching */
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struct pcm_sink* old_sink = sinks[cur_sink];
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/* update sink index */
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cur_sink = sink;
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/* synchronize frequency */
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unsigned long cur_sampr = old_sink->caps.samprs[old_sink->pending_freq];
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pcm_set_frequency(cur_sampr);
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pcm_apply_settings();
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/* when playing, continue playing on new sink */
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if(pcm_playing) {
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old_sink->ops.stop();
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/* need more */
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const void *start;
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size_t size;
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if(pcm_get_more_int(&start, &size)) {
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pcm_play_dma_start_int(start, size);
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} else {
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pcm_play_stop_int();
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}
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}
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+
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return true;
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}
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+
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void pcm_play_data(pcm_play_callback_type get_more,
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pcm_status_callback_type status_cb,
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const void *start, size_t size)