diff options
Diffstat (limited to 'polyp/polyplib-stream.h')
| -rw-r--r-- | polyp/polyplib-stream.h | 40 |
1 files changed, 34 insertions, 6 deletions
diff --git a/polyp/polyplib-stream.h b/polyp/polyplib-stream.h index 257f2b99..e095d7fa 100644 --- a/polyp/polyplib-stream.h +++ b/polyp/polyplib-stream.h @@ -57,10 +57,10 @@ struct pa_context* pa_stream_get_context(struct pa_stream *p); uint32_t pa_stream_get_index(struct pa_stream *s); /** Connect the stream to a sink */ -void pa_stream_connect_playback(struct pa_stream *s, const char *dev, const struct pa_buffer_attr *attr, pa_volume_t volume); +void pa_stream_connect_playback(struct pa_stream *s, const char *dev, const struct pa_buffer_attr *attr, enum pa_stream_flags flags, pa_volume_t volume); /** Connect the stream to a source */ -void pa_stream_connect_record(struct pa_stream *s, const char *dev, const struct pa_buffer_attr *attr); +void pa_stream_connect_record(struct pa_stream *s, const char *dev, const struct pa_buffer_attr *attr, enum pa_stream_flags flags); /** Disconnect a stream from a source/sink */ void pa_stream_disconnect(struct pa_stream *s); @@ -107,28 +107,56 @@ struct pa_operation* pa_stream_get_latency(struct pa_stream *p, void (*cb)(struc /** Set the callback function that is called whenever the state of the stream changes */ void pa_stream_set_state_callback(struct pa_stream *s, void (*cb)(struct pa_stream *s, void *userdata), void *userdata); -/** Set the callback function that is called when new data may be written to the stream */ +/** Set the callback function that is called when new data may be + * written to the stream. */ void pa_stream_set_write_callback(struct pa_stream *p, void (*cb)(struct pa_stream *p, size_t length, void *userdata), void *userdata); /** Set the callback function that is called when new data is available from the stream */ void pa_stream_set_read_callback(struct pa_stream *p, void (*cb)(struct pa_stream *p, const void*data, size_t length, void *userdata), void *userdata); -/** Pause (or resume) playback of this stream temporarily. \since 0.3 */ +/** Pause (or resume) playback of this stream temporarily. Available on both playback and recording streams. \since 0.3 */ struct pa_operation* pa_stream_cork(struct pa_stream *s, int b, void (*cb) (struct pa_stream*s, int success, void *userdata), void *userdata); /** Flush the playback buffer of this stream. Most of the time you're * better off using the parameter delta of pa_stream_write() instead of this - * function. \since 0.3 */ + * function. Available on both playback and recording streams. \since 0.3 */ struct pa_operation* pa_stream_flush(struct pa_stream *s, void (*cb)(struct pa_stream *s, int success, void *userdata), void *userdata); +/** Reenable prebuffering. Available for playback streams only. \since 0.6 */ +struct pa_operation* pa_stream_prebuf(struct pa_stream *s, void (*cb)(struct pa_stream *s, int success, void *userdata), void *userdata); + /** Request immediate start of playback on this stream. This disables - * prebuffering as specified in the pa_buffer_attr structure. \since + * prebuffering as specified in the pa_buffer_attr structure. Available for playback streams only. \since * 0.3 */ struct pa_operation* pa_stream_trigger(struct pa_stream *s, void (*cb)(struct pa_stream *s, int success, void *userdata), void *userdata); /** Rename the stream. \since 0.5 */ struct pa_operation* pa_stream_set_name(struct pa_stream *s, const char *name, void(*cb)(struct pa_stream*c, int success, void *userdata), void *userdata); +/** Return the total number of bytes written to/read from the + * stream. This counter is not reset on pa_stream_flush(), you may do + * this yourself using pa_stream_reset_counter(). \since 0.6 */ +uint64_t pa_stream_get_counter(struct pa_stream *s); + +/** Reset the total byte count to 0. \since 0.6 */ +void pa_stream_reset_counter(struct pa_stream *s); + +/** Return the current playback/recording time. This is based on the + * counter accessible with pa_stream_get_counter(). This function + * requires a pa_latency_info structure as argument, which should be + * acquired using pa_stream_get_latency(). \since 0.6 */ +pa_usec_t pa_stream_get_time(struct pa_stream *s, const struct pa_latency_info *i); + +/** Return the total stream latency. Thus function requires a + * pa_latency_info structure as argument, which should be aquired + * using pa_stream_get_latency(). In case the stream is a monitoring + * stream the result can be negative, i.e. the captured samples are + * not yet played. In this case *negative is set to 1. \since 0.6 */ +pa_usec_t pa_stream_get_total_latency(struct pa_stream *s, const struct pa_latency_info *i, int *negative); + +/** Return a pointer to the streams sample specification. \since 0.6 */ +const struct pa_sample_spec* pa_stream_get_sample_spec(struct pa_stream *s); + PA_C_DECL_END #endif |