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AAudio: Implemented sample frames hint

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(cherry picked from commit c6e9d6cc79)
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ManuBlack
2025-05-12 00:54:43 +03:00
committed by Sam Lantinga
parent 8c1b3ff210
commit 3498412611
2 changed files with 7 additions and 1 deletions
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6
src/audio/aaudio/SDL_aaudio.c
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@@ -308,6 +308,12 @@ static bool BuildAAudioStream(SDL_AudioDevice *device)
ctx.AAudioStreamBuilder_setFormat(builder, format); ctx.AAudioStreamBuilder_setFormat(builder, format);
ctx.AAudioStreamBuilder_setSampleRate(builder, device->spec.freq); ctx.AAudioStreamBuilder_setSampleRate(builder, device->spec.freq);
ctx.AAudioStreamBuilder_setChannelCount(builder, device->spec.channels); ctx.AAudioStreamBuilder_setChannelCount(builder, device->spec.channels);
// If no specific buffer size has been requested, the device will pick the optimal
if(SDL_GetHint(SDL_HINT_AUDIO_DEVICE_SAMPLE_FRAMES)) {
ctx.AAudioStreamBuilder_setBufferCapacityInFrames(builder, 2 * device->sample_frames); // AAudio requires that the buffer capacity is at least
ctx.AAudioStreamBuilder_setFramesPerDataCallback(builder, device->sample_frames); // twice the size of the data callback buffer size
}
const aaudio_direction_t direction = (recording ? AAUDIO_DIRECTION_INPUT : AAUDIO_DIRECTION_OUTPUT); const aaudio_direction_t direction = (recording ? AAUDIO_DIRECTION_INPUT : AAUDIO_DIRECTION_OUTPUT);
ctx.AAudioStreamBuilder_setDirection(builder, direction); ctx.AAudioStreamBuilder_setDirection(builder, direction);

2
src/audio/aaudio/SDL_aaudiofuncs.h
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@@ -31,7 +31,7 @@ SDL_PROC_UNUSED(void, AAudioStreamBuilder_setSamplesPerFrame, (AAudioStreamBuild
SDL_PROC(void, AAudioStreamBuilder_setFormat, (AAudioStreamBuilder * builder, aaudio_format_t format)) SDL_PROC(void, AAudioStreamBuilder_setFormat, (AAudioStreamBuilder * builder, aaudio_format_t format))
SDL_PROC_UNUSED(void, AAudioStreamBuilder_setSharingMode, (AAudioStreamBuilder * builder, aaudio_sharing_mode_t sharingMode)) SDL_PROC_UNUSED(void, AAudioStreamBuilder_setSharingMode, (AAudioStreamBuilder * builder, aaudio_sharing_mode_t sharingMode))
SDL_PROC(void, AAudioStreamBuilder_setDirection, (AAudioStreamBuilder * builder, aaudio_direction_t direction)) SDL_PROC(void, AAudioStreamBuilder_setDirection, (AAudioStreamBuilder * builder, aaudio_direction_t direction))
SDL_PROC_UNUSED(void, AAudioStreamBuilder_setBufferCapacityInFrames, (AAudioStreamBuilder * builder, int32_t numFrames)) SDL_PROC(void, AAudioStreamBuilder_setBufferCapacityInFrames, (AAudioStreamBuilder * builder, int32_t numFrames))
SDL_PROC(void, AAudioStreamBuilder_setPerformanceMode, (AAudioStreamBuilder * builder, aaudio_performance_mode_t mode)) SDL_PROC(void, AAudioStreamBuilder_setPerformanceMode, (AAudioStreamBuilder * builder, aaudio_performance_mode_t mode))
SDL_PROC_UNUSED(void, AAudioStreamBuilder_setUsage, (AAudioStreamBuilder * builder, aaudio_usage_t usage)) // API 28 SDL_PROC_UNUSED(void, AAudioStreamBuilder_setUsage, (AAudioStreamBuilder * builder, aaudio_usage_t usage)) // API 28
SDL_PROC_UNUSED(void, AAudioStreamBuilder_setContentType, (AAudioStreamBuilder * builder, aaudio_content_type_t contentType)) // API 28 SDL_PROC_UNUSED(void, AAudioStreamBuilder_setContentType, (AAudioStreamBuilder * builder, aaudio_content_type_t contentType)) // API 28