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https://github.com/mozilla/gecko-dev.git
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106 lines
3.7 KiB
Diff
106 lines
3.7 KiB
Diff
diff --git a/media/libsydneyaudio/src/sydney_audio_waveapi.c b/media/libsydneyaudio/src/sydney_audio_waveapi.c
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--- a/media/libsydneyaudio/src/sydney_audio_waveapi.c
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+++ b/media/libsydneyaudio/src/sydney_audio_waveapi.c
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@@ -416,29 +416,34 @@ int openAudio(sa_stream_t *s) {
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wfx.nBlockAlign = (wfx.wBitsPerSample * wfx.nChannels) >> 3;
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wfx.nAvgBytesPerSec = wfx.nBlockAlign * wfx.nSamplesPerSec;
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supported = waveOutOpen(NULL, WAVE_MAPPER, &wfx, (DWORD_PTR)0, (DWORD_PTR)0,
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WAVE_FORMAT_QUERY);
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if (supported == MMSYSERR_NOERROR) { // audio device opened sucessfully
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status = waveOutOpen((LPHWAVEOUT)&(s->hWaveOut), WAVE_MAPPER, &wfx,
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(DWORD_PTR)waveOutProc, (DWORD_PTR)s, CALLBACK_FUNCTION);
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- HANDLE_WAVE_ERROR(status, "opening audio device for playback");
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- printf("Audio device sucessfully opened\n");
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+ if (status != MMSYSERR_NOERROR) {
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+ freeBlocks(s->waveBlocks);
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+ s->waveBlocks = NULL;
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+ HANDLE_WAVE_ERROR(status, "opening audio device for playback");
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+ }
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}
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else if (supported == WAVERR_BADFORMAT) {
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- printf("Requested format not supported...\n");
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- // clean up the memory
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- freeBlocks(s->waveBlocks);
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+ printf("Requested format not supported.\n");
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+ // clean up the memory
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+ freeBlocks(s->waveBlocks);
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+ s->waveBlocks = NULL;
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return SA_ERROR_NOT_SUPPORTED;
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}
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else {
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- printf("Error opening default audio device. Exiting...\n");
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- // clean up the memory
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- freeBlocks(s->waveBlocks);
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+ printf("Error opening default audio device.\n");
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+ // clean up the memory
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+ freeBlocks(s->waveBlocks);
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+ s->waveBlocks = NULL;
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return SA_ERROR_SYSTEM;
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}
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// create notification for data written to a device
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s->callbackEvent = CreateEvent(0, FALSE, FALSE, 0);
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// initialise critical section for operations on waveFreeBlockCound variable
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InitializeCriticalSection(&(s->waveCriticalSection));
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return SA_SUCCESS;
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@@ -454,40 +459,43 @@ int closeAudio(sa_stream_t * s) {
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result = SA_SUCCESS;
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// reseting audio device and flushing buffers
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status = waveOutReset(s->hWaveOut);
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if (status != MMSYSERR_NOERROR) {
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result = getSAErrorCode(status);
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}
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- /* wait for all blocks to complete */
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- while(s->waveFreeBlockCount < BLOCK_COUNT) {
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- Sleep(10);
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+ if (s->waveBlocks) {
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+ /* wait for all blocks to complete */
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+ while(s->waveFreeBlockCount < BLOCK_COUNT) {
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+ Sleep(10);
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+ }
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+
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+ /* unprepare any blocks that are still prepared */
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+ for(i = 0; i < s->waveFreeBlockCount; i++) {
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+ if(s->waveBlocks[i].dwFlags & WHDR_PREPARED) {
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+ status = waveOutUnprepareHeader(s->hWaveOut, &(s->waveBlocks[i]), sizeof(WAVEHDR));
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+ if (status != MMSYSERR_NOERROR) {
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+ result = getSAErrorCode(status);
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+ }
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+ }
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+ }
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+
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+ freeBlocks(s->waveBlocks);
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+ s->waveBlocks = NULL;
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}
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- /* unprepare any blocks that are still prepared */
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- for(i = 0; i < s->waveFreeBlockCount; i++) {
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- if(s->waveBlocks[i].dwFlags & WHDR_PREPARED) {
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- status = waveOutUnprepareHeader(s->hWaveOut, &(s->waveBlocks[i]), sizeof(WAVEHDR));
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- if (status != MMSYSERR_NOERROR) {
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- result = getSAErrorCode(status);
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- }
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- }
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- }
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-
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- freeBlocks(s->waveBlocks);
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status = waveOutClose(s->hWaveOut);
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if (status != MMSYSERR_NOERROR) {
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result = getSAErrorCode(status);
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}
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DeleteCriticalSection(&(s->waveCriticalSection));
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CloseHandle(s->callbackEvent);
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- printf("[audio] audio resources cleanup completed\n");
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return result;
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}
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/**
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* \brief - writes PCM audio samples to audio device
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* \param s - valid handle to opened sydney stream
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* \param data - pointer to memory storing audio samples to be played
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* \param nsamples - number of samples in the memory pointed by previous parameter
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