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btstack_audio_embedded: implement stop_stream function

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This commit is contained in:
Matthias Ringwald 2019-02-24 15:31:39 +01:00
parent 3809e0ab14
commit 6fd4ca9efb
1 changed files with 37 additions and 4 deletions
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41
platform/embedded/btstack_audio_embedded.c
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@ -72,6 +72,9 @@ static volatile int input_buffer_ready;
static volatile const int16_t * input_buffer_samples;
static volatile uint16_t input_buffer_num_samples;
static int source_active;
static int sink_active;
static void btstack_audio_audio_played(uint8_t buffer_index){
output_buffer_to_play = (buffer_index + 1) % output_buffer_count;
}
@ -165,6 +168,9 @@ static void btstack_audio_embedded_sink_start_stream(void){
btstack_run_loop_set_timer_handler(&driver_timer_sink, &driver_timer_handler_sink);
btstack_run_loop_set_timer(&driver_timer_sink, DRIVER_POLL_INTERVAL_MS);
btstack_run_loop_add_timer(&driver_timer_sink);
// state
sink_active = 1;
}
static void btstack_audio_embedded_source_start_stream(void){
@ -178,18 +184,43 @@ static void btstack_audio_embedded_source_start_stream(void){
btstack_run_loop_set_timer_handler(&driver_timer_source, &driver_timer_handler_source);
btstack_run_loop_set_timer(&driver_timer_source, DRIVER_POLL_INTERVAL_MS);
btstack_run_loop_add_timer(&driver_timer_source);
// state
source_active = 1;
}
static void btstack_audio_embedded_sink_stop_stream(void){
// stop stream
hal_audio_sink_stop();
// stop timer
btstack_run_loop_remove_timer(&driver_timer_sink);
// state
sink_active = 0;
}
static void btstack_audio_embedded_source_stop_stream(void){
// stop stream
hal_audio_source_stop();
// stop timer
btstack_run_loop_remove_timer(&driver_timer_source);
// state
source_active = 0;
}
static void btstack_audio_embedded_sink_close(void){
// stop timer
btstack_run_loop_remove_timer(&driver_timer_sink);
// stop stream if needed
if (sink_active){
btstack_audio_embedded_sink_stop_stream();
}
// close HAL
hal_audio_sink_close();
}
static void btstack_audio_embedded_source_close(void){
// stop timer
btstack_run_loop_remove_timer(&driver_timer_source);
// stop stream if needed
if (source_active){
btstack_audio_embedded_source_stop_stream();
}
// close HAL
hal_audio_source_close();
}
@ -197,12 +228,14 @@ static void btstack_audio_embedded_source_close(void){
static const btstack_audio_sink_t btstack_audio_embedded_sink = {
/* int (*init)(..);*/ &btstack_audio_embedded_sink_init,
/* void (*start_stream(void));*/ &btstack_audio_embedded_sink_start_stream,
/* void (*stop_stream)(void) */ &btstack_audio_embedded_sink_stop_stream,
/* void (*close)(void); */ &btstack_audio_embedded_sink_close
};
static const btstack_audio_source_t btstack_audio_embedded_source = {
/* int (*init)(..);*/ &btstack_audio_embedded_source_init,
/* void (*start_stream(void));*/ &btstack_audio_embedded_source_start_stream,
/* void (*stop_stream)(void) */ &btstack_audio_embedded_source_stop_stream,
/* void (*close)(void); */ &btstack_audio_embedded_source_close
};