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sink-input: Add a format-lost event

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This event is emitted if the sink-input could not be moved to a new sink
because it doesn't support the format of the sink-input. Clients can
reconnect their stream with a different format if they wish or
gracefully exit.
This commit is contained in:
Arun Raghavan 2011-03-28 08:46:40 +05:30
parent cb3dcb14f8
commit 53091cc5f0
2 changed files with 9 additions and 1 deletions
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7
src/pulse/def.h
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@ -912,6 +912,13 @@ typedef void (*pa_free_cb_t)(void *p);
* information, \since 0.9.15 */
#define PA_STREAM_EVENT_REQUEST_UNCORK "request-uncork"
/** A stream event notifying that the stream is going to be
* disconnected because the underlying sink changed and no longer
* supports the format that was originally negotiated. Clients need
* to connect a new stream to renegotiate a format and continue
* playback, \since 1.0 */
#define PA_STREAM_EVENT_FORMAT_LOST "format-lost"
PA_C_DECL_END
#endif

3
src/pulsecore/sink-input.c
View file

@ -1594,7 +1594,8 @@ int pa_sink_input_finish_move(pa_sink_input *i, pa_sink *dest, pa_bool_t save) {
return -PA_ERR_NOTSUPPORTED;
if (pa_sink_input_is_passthrough(i) && !pa_sink_check_format(dest, i->format)) {
/* FIXME: Fire a message here so the client can renegotiate */
pa_log_debug("New sink doesn't support stream format, sending format-changed and killing");
pa_sink_input_send_event(i, PA_STREAM_EVENT_FORMAT_LOST, NULL);
return -PA_ERR_NOTSUPPORTED;
}