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More full-duplex bug fixes.

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This commit is contained in:
David Reid
2019-02-24 20:03:50 +10:00
parent 26a218c1af
commit 01f04b249e
2 changed files with 35 additions and 11 deletions
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mini_al.h
+30 -6
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@@ -1236,6 +1236,7 @@ mal_result mal_rb_commit_write(mal_rb* pRB, size_t sizeInBytes, void* pBufferOut
mal_result mal_rb_seek_read(mal_rb* pRB, size_t offsetInBytes);
mal_result mal_rb_seek_write(mal_rb* pRB, size_t offsetInBytes);
mal_int32 mal_rb_pointer_distance(mal_rb* pRB); /* Returns the distance between the write pointer and the read pointer. Should never be negative for a correct program. */
size_t mal_rb_get_subbuffer_size(mal_rb* pRB);
size_t mal_rb_get_subbuffer_stride(mal_rb* pRB);
size_t mal_rb_get_subbuffer_offset(mal_rb* pRB, size_t subbufferIndex);
void* mal_rb_get_subbuffer_ptr(mal_rb* pRB, size_t subbufferIndex, void* pBuffer);
@@ -1258,8 +1259,9 @@ mal_result mal_pcm_rb_commit_write(mal_pcm_rb* pRB, mal_uint32 sizeInFrames, voi
mal_result mal_pcm_rb_seek_read(mal_pcm_rb* pRB, mal_uint32 offsetInFrames);
mal_result mal_pcm_rb_seek_write(mal_pcm_rb* pRB, mal_uint32 offsetInFrames);
mal_int32 mal_pcm_rb_pointer_disance(mal_pcm_rb* pRB); /* Return value is in frames. */
size_t mal_pcm_rb_get_subbuffer_stride(mal_pcm_rb* pRB);
size_t mal_pcm_rb_get_subbuffer_offset(mal_pcm_rb* pRB, mal_uint32 subbufferIndex);
mal_uint32 mal_pcm_rb_get_subbuffer_size(mal_pcm_rb* pRB);
mal_uint32 mal_pcm_rb_get_subbuffer_stride(mal_pcm_rb* pRB);
mal_uint32 mal_pcm_rb_get_subbuffer_offset(mal_pcm_rb* pRB, mal_uint32 subbufferIndex);
void* mal_pcm_rb_get_subbuffer_ptr(mal_pcm_rb* pRB, mal_uint32 subbufferIndex, void* pBuffer);
@@ -4836,7 +4838,7 @@ static mal_result mal_device__handle_duplex_callback_capture(mal_device* pDevice
}
if (framesToProcess == 0) {
if (mal_pcm_rb_pointer_disance(pRB) == 0) {
if (mal_pcm_rb_pointer_disance(pRB) == (mal_int32)mal_pcm_rb_get_subbuffer_size(pRB)) {
break; /* Overrun. Not enough room in the ring buffer for input frame. Excess frames are dropped. */
}
}
@@ -4892,6 +4894,10 @@ static mal_result mal_device__handle_duplex_callback_playback(mal_device* pDevic
if (inputFrameCount > 0) {
/* Use actual input frames. */
pDevice->onData(pDevice, playbackFramesInExternalFormat, pInputFrames, inputFrameCount);
} else {
if (mal_pcm_rb_pointer_disance(pRB) == 0) {
break; /* Underrun. */
}
}
/* We're done with the captured samples. */
@@ -21442,7 +21448,7 @@ mal_result mal_device_init__webaudio(mal_context* pContext, const mal_device_con
the external sample rate.
*/
if (pConfig->deviceType == mal_device_type_duplex) {
mal_uint32 rbSizeInFrames = (mal_uint32)mal_calculate_frame_count_after_src(pDevice->sampleRate, pDevice->capture.internalSampleRate, pDevice->capture.internalBufferSizeInFrames);
mal_uint32 rbSizeInFrames = (mal_uint32)mal_calculate_frame_count_after_src(pDevice->sampleRate, pDevice->capture.internalSampleRate, pDevice->capture.internalBufferSizeInFrames) * 2;
result = mal_pcm_rb_init(pDevice->capture.format, pDevice->capture.channels, rbSizeInFrames, NULL, &pDevice->webaudio.duplexRB);
if (result != MAL_SUCCESS) {
if (pDevice->type == mal_device_type_capture || pDevice->type == mal_device_type_duplex) {
@@ -28995,6 +29001,15 @@ mal_int32 mal_rb_pointer_distance(mal_rb* pRB)
}
}
size_t mal_rb_get_subbuffer_size(mal_rb* pRB)
{
if (pRB == NULL) {
return 0;
}
return pRB->subbufferSizeInBytes;
}
size_t mal_rb_get_subbuffer_stride(mal_rb* pRB)
{
if (pRB == NULL) {
@@ -29157,7 +29172,16 @@ mal_int32 mal_pcm_rb_pointer_disance(mal_pcm_rb* pRB)
return mal_rb_pointer_distance(&pRB->rb) / mal_pcm_rb_get_bpf(pRB);
}
size_t mal_pcm_rb_get_subbuffer_stride(mal_pcm_rb* pRB)
mal_uint32 mal_pcm_rb_get_subbuffer_size(mal_pcm_rb* pRB)
{
if (pRB == NULL) {
return 0;
}
return mal_rb_get_subbuffer_size(&pRB->rb) / mal_pcm_rb_get_bpf(pRB);
}
mal_uint32 mal_pcm_rb_get_subbuffer_stride(mal_pcm_rb* pRB)
{
if (pRB == NULL) {
return 0;
@@ -29166,7 +29190,7 @@ size_t mal_pcm_rb_get_subbuffer_stride(mal_pcm_rb* pRB)
return mal_rb_get_subbuffer_stride(&pRB->rb) / mal_pcm_rb_get_bpf(pRB);
}
size_t mal_pcm_rb_get_subbuffer_offset(mal_pcm_rb* pRB, mal_uint32 subbufferIndex)
mal_uint32 mal_pcm_rb_get_subbuffer_offset(mal_pcm_rb* pRB, mal_uint32 subbufferIndex)
{
if (pRB == NULL) {
return 0;