SLObjectItf playerObject;
SLPlayItf playerPlay;
- aout_buffer_t *p_buffer_array[BUFF_QUEUE];
- int i_toclean_buffer;
- int i_toappend_buffer;
+
+ vlc_mutex_t lock;
+ block_t *p_chain;
+ block_t **pp_last;
void *p_so_handle;
};
-typedef SLresult (*slCreateEngine_t)(
- SLObjectItf*, SLuint32, const SLEngineOption*, SLuint32,
- const SLInterfaceID*, const SLboolean* );
-
/*****************************************************************************
* Local prototypes.
*****************************************************************************/
vlc_module_end ()
-#define CHECK_OPENSL_ERROR( res, msg ) \
- if( unlikely( res != SL_RESULT_SUCCESS ) ) \
- { \
- msg_Err( p_aout, msg" (%lu)", res ); \
- goto error; \
- }
-
-#define OPENSL_DLSYM( dest, handle, name ) \
- dest = (typeof(dest))dlsym( handle, name ); \
- if( dest == NULL ) \
- { \
- msg_Err( p_aout, "Failed to load symbol %s", name ); \
- goto error; \
- }
-
static void Clean( aout_sys_t *p_sys )
{
- Destroy( p_sys->playerObject );
- Destroy( p_sys->outputMixObject );
- Destroy( p_sys->engineObject );
+ if( p_sys->playerObject )
+ Destroy( p_sys->playerObject );
+ if( p_sys->outputMixObject )
+ Destroy( p_sys->outputMixObject );
+ if( p_sys->engineObject )
+ Destroy( p_sys->engineObject );
- dlclose( p_sys->p_so_handle );
+ if( p_sys->p_so_handle )
+ dlclose( p_sys->p_so_handle );
free( p_sys );
}
{
aout_sys_t *p_sys = p_aout->sys;
int tries = 5;
+ block_t **pp_last, *p_block;;
+
+ vlc_mutex_lock( &p_sys->lock );
+
+ /* If something bad happens, we must remove this buffer from the FIFO */
+ pp_last = p_sys->pp_last;
+ p_block = *pp_last;
+
+ block_ChainLastAppend( &p_sys->pp_last, p_buffer );
+ vlc_mutex_unlock( &p_sys->lock );
for (;;)
{
switch (result)
{
- case SL_RESULT_SUCCESS:
- p_sys->p_buffer_array[p_sys->i_toappend_buffer] = p_buffer;
- if( ++p_sys->i_toappend_buffer == BUFF_QUEUE )
- p_sys->i_toappend_buffer = 0;
- return;
-
case SL_RESULT_BUFFER_INSUFFICIENT:
msg_Err( p_aout, "buffer insufficient");
default:
msg_Warn( p_aout, "Error %lu, dropping buffer", result );
- aout_BufferFree( p_buffer );
+ vlc_mutex_lock( &p_sys->lock );
+ p_sys->pp_last = pp_last;
+ *pp_last = p_block;
+ vlc_mutex_unlock( &p_sys->lock );
+ block_Release( p_buffer );
+ case SL_RESULT_SUCCESS:
return;
}
}
}
+
static void PlayedCallback (SLAndroidSimpleBufferQueueItf caller, void *pContext )
{
+ block_t *p_block;
aout_sys_t *p_sys = pContext;
assert (caller == p_sys->playerBufferQueue);
- aout_BufferFree( p_sys->p_buffer_array[p_sys->i_toclean_buffer] );
- if( ++p_sys->i_toclean_buffer == BUFF_QUEUE )
- p_sys->i_toclean_buffer = 0;
+ vlc_mutex_lock( &p_sys->lock );
+
+ p_block = p_sys->p_chain;
+ assert( p_block );
+
+ p_sys->p_chain = p_sys->p_chain->p_next;
+ /* if we exhausted our fifo, we must reset the pointer to the last
+ * appended block */
+ if (!p_sys->p_chain)
+ p_sys->pp_last = &p_sys->p_chain;
+
+ vlc_mutex_unlock( &p_sys->lock );
+
+ block_Release( p_block );
}
/*****************************************************************************
- * Open: open a dummy audio device
+ * Open
*****************************************************************************/
static int Open( vlc_object_t *p_this )
{
goto error;
}
+ typedef SLresult (*slCreateEngine_t)(
+ SLObjectItf*, SLuint32, const SLEngineOption*, SLuint32,
+ const SLInterfaceID*, const SLboolean* );
slCreateEngine_t slCreateEnginePtr = NULL;
SLInterfaceID *SL_IID_ENGINE;
SLInterfaceID *SL_IID_VOLUME;
SLInterfaceID *SL_IID_PLAY;
+#define OPENSL_DLSYM( dest, handle, name ) \
+ dest = dlsym( handle, name ); \
+ if( dest == NULL ) \
+ { \
+ msg_Err( p_aout, "Failed to load symbol %s", name ); \
+ goto error; \
+ }
+
OPENSL_DLSYM( slCreateEnginePtr, p_sys->p_so_handle, "slCreateEngine" );
OPENSL_DLSYM( SL_IID_ANDROIDSIMPLEBUFFERQUEUE, p_sys->p_so_handle,
"SL_IID_ANDROIDSIMPLEBUFFERQUEUE" );
OPENSL_DLSYM( SL_IID_PLAY, p_sys->p_so_handle, "SL_IID_PLAY" );
OPENSL_DLSYM( SL_IID_VOLUME, p_sys->p_so_handle, "SL_IID_VOLUME" );
+
+#define CHECK_OPENSL_ERROR( msg ) \
+ if( unlikely( result != SL_RESULT_SUCCESS ) ) \
+ { \
+ msg_Err( p_aout, msg" (%lu)", result ); \
+ goto error; \
+ }
+
// create engine
result = slCreateEnginePtr( &p_sys->engineObject, 0, NULL, 0, NULL, NULL );
- CHECK_OPENSL_ERROR( result, "Failed to create engine" );
+ CHECK_OPENSL_ERROR( "Failed to create engine" );
// realize the engine in synchronous mode
result = Realize( p_sys->engineObject, SL_BOOLEAN_FALSE );
- CHECK_OPENSL_ERROR( result, "Failed to realize engine" );
+ CHECK_OPENSL_ERROR( "Failed to realize engine" );
// get the engine interface, needed to create other objects
result = GetInterface( p_sys->engineObject, *SL_IID_ENGINE, &engineEngine );
- CHECK_OPENSL_ERROR( result, "Failed to get the engine interface" );
+ CHECK_OPENSL_ERROR( "Failed to get the engine interface" );
// create output mix, with environmental reverb specified as a non-required interface
const SLInterfaceID ids1[] = { *SL_IID_VOLUME };
const SLboolean req1[] = { SL_BOOLEAN_FALSE };
result = CreateOutputMix( engineEngine, &p_sys->outputMixObject, 1, ids1, req1 );
- CHECK_OPENSL_ERROR( result, "Failed to create output mix" );
+ CHECK_OPENSL_ERROR( "Failed to create output mix" );
// realize the output mix in synchronous mode
result = Realize( p_sys->outputMixObject, SL_BOOLEAN_FALSE );
- CHECK_OPENSL_ERROR( result, "Failed to realize output mix" );
+ CHECK_OPENSL_ERROR( "Failed to realize output mix" );
// configure audio source - this defines the number of samples you can enqueue.
result = CreateAudioPlayer( engineEngine, &p_sys->playerObject, &audioSrc,
&audioSnk, sizeof( ids2 ) / sizeof( *ids2 ),
ids2, req2 );
- CHECK_OPENSL_ERROR( result, "Failed to create audio player" );
+ CHECK_OPENSL_ERROR( "Failed to create audio player" );
result = Realize( p_sys->playerObject, SL_BOOLEAN_FALSE );
- CHECK_OPENSL_ERROR( result, "Failed to realize player object." );
+ CHECK_OPENSL_ERROR( "Failed to realize player object." );
result = GetInterface( p_sys->playerObject, *SL_IID_PLAY, &p_sys->playerPlay );
- CHECK_OPENSL_ERROR( result, "Failed to get player interface." );
+ CHECK_OPENSL_ERROR( "Failed to get player interface." );
result = GetInterface( p_sys->playerObject, *SL_IID_ANDROIDSIMPLEBUFFERQUEUE,
&p_sys->playerBufferQueue );
- CHECK_OPENSL_ERROR( result, "Failed to get buff queue interface" );
+ CHECK_OPENSL_ERROR( "Failed to get buff queue interface" );
result = RegisterCallback( p_sys->playerBufferQueue, PlayedCallback,
(void*)p_sys);
- CHECK_OPENSL_ERROR( result, "Failed to register buff queue callback." );
+ CHECK_OPENSL_ERROR( "Failed to register buff queue callback." );
// set the player's state to playing
result = SetPlayState( p_sys->playerPlay, SL_PLAYSTATE_PLAYING );
- CHECK_OPENSL_ERROR( result, "Failed to switch to playing state" );
+ CHECK_OPENSL_ERROR( "Failed to switch to playing state" );
+
+ vlc_mutex_init( &p_sys->lock );
+ p_sys->p_chain = NULL;
+ p_sys->pp_last = &p_sys->p_chain;
// we want 16bit signed data little endian.
p_aout->format.i_format = VLC_CODEC_S16L;
}
/*****************************************************************************
- * Close: close our file
+ * Close
*****************************************************************************/
static void Close( vlc_object_t *p_this )
{
SetPlayState( p_sys->playerPlay, SL_PLAYSTATE_STOPPED );
//Flush remaining buffers if any.
Clear( p_sys->playerBufferQueue );
+ block_ChainRelease( p_sys->p_chain );
+ vlc_mutex_destroy( &p_sys->lock );
Clean( p_sys );
}