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Apply diff to fix #6382

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This commit is contained in:
twinaphex 2018-10-21 05:40:50 +02:00
parent 0abb93228e
commit 726de8e447
1 changed files with 13 additions and 5 deletions
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18
audio/audio_driver.c
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@ -796,6 +796,9 @@ size_t audio_driver_sample_batch(const int16_t *data, size_t frames)
**/
void audio_driver_sample_rewind(int16_t left, int16_t right)
{
if (audio_driver_rewind_ptr == 0)
return;
audio_driver_rewind_buf[--audio_driver_rewind_ptr] = right;
audio_driver_rewind_buf[--audio_driver_rewind_ptr] = left;
}
@ -819,7 +822,10 @@ size_t audio_driver_sample_batch_rewind(const int16_t *data, size_t frames)
size_t samples = frames << 1;
for (i = 0; i < samples; i++)
audio_driver_rewind_buf[--audio_driver_rewind_ptr] = data[i];
{
if (audio_driver_rewind_ptr > 0)
audio_driver_rewind_buf[--audio_driver_rewind_ptr] = data[i];
}
return frames;
}
@ -905,11 +911,13 @@ void audio_driver_setup_rewind(void)
for (i = 0; i < audio_driver_data_ptr; i += 2)
{
audio_driver_rewind_buf[--audio_driver_rewind_ptr] =
audio_driver_output_samples_conv_buf[i + 1];
if (audio_driver_rewind_ptr > 0)
audio_driver_rewind_buf[--audio_driver_rewind_ptr] =
audio_driver_output_samples_conv_buf[i + 1];
audio_driver_rewind_buf[--audio_driver_rewind_ptr] =
audio_driver_output_samples_conv_buf[i + 0];
if (audio_driver_rewind_ptr > 0)
audio_driver_rewind_buf[--audio_driver_rewind_ptr] =
audio_driver_output_samples_conv_buf[i + 0];
}
audio_driver_data_ptr = 0;