mirror of
https://github.com/mackron/miniaudio.git
synced 2026-04-21 15:56:58 +02:00
Move some functions over to the main library.
This commit is contained in:
David Reid
+146
-2
@@ -5932,6 +5932,14 @@ MA_API void ma_apply_volume_factor_pcm_frames(void* pFrames, ma_uint64 frameCoun
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MA_API void ma_copy_and_apply_volume_factor_per_channel_f32(float* pFramesOut, const float* pFramesIn, ma_uint64 frameCount, ma_uint32 channels, float* pChannelGains);
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MA_API void ma_copy_and_apply_volume_and_clip_samples_u8(ma_uint8* pDst, const ma_int16* pSrc, ma_uint64 count, float volume);
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MA_API void ma_copy_and_apply_volume_and_clip_samples_s16(ma_int16* pDst, const ma_int32* pSrc, ma_uint64 count, float volume);
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MA_API void ma_copy_and_apply_volume_and_clip_samples_s24(ma_uint8* pDst, const ma_int64* pSrc, ma_uint64 count, float volume);
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MA_API void ma_copy_and_apply_volume_and_clip_samples_s32(ma_int32* pDst, const ma_int64* pSrc, ma_uint64 count, float volume);
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MA_API void ma_copy_and_apply_volume_and_clip_samples_f32(float* pDst, const float* pSrc, ma_uint64 count, float volume);
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MA_API void ma_copy_and_apply_volume_and_clip_pcm_frames(void* pDst, const void* pSrc, ma_uint64 frameCount, ma_format format, ma_uint32 channels, float volume);
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/*
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Helper for converting a linear factor to gain in decibels.
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*/
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@@ -8801,8 +8809,6 @@ MA_API ma_result ma_log_postf(ma_log* pLog, ma_uint32 level, const char* pFormat
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static MA_INLINE ma_uint8 ma_clip_u8(ma_int16 x)
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{
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return (ma_uint8)(ma_clamp(x, -128, 127) + 128);
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@@ -8917,6 +8923,12 @@ static ma_uint32 ma_ffs_32(ma_uint32 x)
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return i;
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}
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static MA_INLINE ma_int16 ma_float_to_fixed_16(float x)
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{
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return (ma_int16)(x * (1 << 8));
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}
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/*
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Random Number Generation
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@@ -34873,6 +34885,138 @@ MA_API void ma_copy_and_apply_volume_factor_per_channel_f32(float* pFramesOut, c
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static MA_INLINE ma_int16 ma_apply_volume_unclipped_u8(ma_int16 x, ma_int16 volume)
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{
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return (ma_int16)(((ma_int32)x * (ma_int32)volume) >> 8);
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}
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static MA_INLINE ma_int32 ma_apply_volume_unclipped_s16(ma_int32 x, ma_int16 volume)
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{
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return (ma_int32)((x * volume) >> 8);
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}
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static MA_INLINE ma_int64 ma_apply_volume_unclipped_s24(ma_int64 x, ma_int16 volume)
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{
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return (ma_int64)((x * volume) >> 8);
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}
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static MA_INLINE ma_int64 ma_apply_volume_unclipped_s32(ma_int64 x, ma_int16 volume)
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{
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return (ma_int64)((x * volume) >> 8);
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}
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static MA_INLINE float ma_apply_volume_unclipped_f32(float x, float volume)
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{
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return x * volume;
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}
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MA_API void ma_copy_and_apply_volume_and_clip_samples_u8(ma_uint8* pDst, const ma_int16* pSrc, ma_uint64 count, float volume)
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{
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ma_uint64 iSample;
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ma_int16 volumeFixed;
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MA_ASSERT(pDst != NULL);
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MA_ASSERT(pSrc != NULL);
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volumeFixed = ma_float_to_fixed_16(volume);
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for (iSample = 0; iSample < count; iSample += 1) {
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pDst[iSample] = ma_clip_u8(ma_apply_volume_unclipped_u8(pSrc[iSample], volumeFixed));
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}
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}
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MA_API void ma_copy_and_apply_volume_and_clip_samples_s16(ma_int16* pDst, const ma_int32* pSrc, ma_uint64 count, float volume)
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{
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ma_uint64 iSample;
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ma_int16 volumeFixed;
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MA_ASSERT(pDst != NULL);
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MA_ASSERT(pSrc != NULL);
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volumeFixed = ma_float_to_fixed_16(volume);
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for (iSample = 0; iSample < count; iSample += 1) {
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pDst[iSample] = ma_clip_s16(ma_apply_volume_unclipped_s16(pSrc[iSample], volumeFixed));
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}
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}
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MA_API void ma_copy_and_apply_volume_and_clip_samples_s24(ma_uint8* pDst, const ma_int64* pSrc, ma_uint64 count, float volume)
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{
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ma_uint64 iSample;
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ma_int16 volumeFixed;
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MA_ASSERT(pDst != NULL);
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MA_ASSERT(pSrc != NULL);
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volumeFixed = ma_float_to_fixed_16(volume);
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for (iSample = 0; iSample < count; iSample += 1) {
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ma_int64 s = ma_clip_s24(ma_apply_volume_unclipped_s24(pSrc[iSample], volumeFixed));
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pDst[iSample*3 + 0] = (ma_uint8)((s & 0x000000FF) >> 0);
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pDst[iSample*3 + 1] = (ma_uint8)((s & 0x0000FF00) >> 8);
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pDst[iSample*3 + 2] = (ma_uint8)((s & 0x00FF0000) >> 16);
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}
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}
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MA_API void ma_copy_and_apply_volume_and_clip_samples_s32(ma_int32* pDst, const ma_int64* pSrc, ma_uint64 count, float volume)
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{
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ma_uint64 iSample;
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ma_int16 volumeFixed;
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MA_ASSERT(pDst != NULL);
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MA_ASSERT(pSrc != NULL);
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volumeFixed = ma_float_to_fixed_16(volume);
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for (iSample = 0; iSample < count; iSample += 1) {
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pDst[iSample] = ma_clip_s32(ma_apply_volume_unclipped_s32(pSrc[iSample], volumeFixed));
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}
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}
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MA_API void ma_copy_and_apply_volume_and_clip_samples_f32(float* pDst, const float* pSrc, ma_uint64 count, float volume)
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{
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ma_uint64 iSample;
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MA_ASSERT(pDst != NULL);
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MA_ASSERT(pSrc != NULL);
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/* For the f32 case we need to make sure this supports in-place processing where the input and output buffers are the same. */
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for (iSample = 0; iSample < count; iSample += 1) {
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pDst[iSample] = ma_clip_f32(ma_apply_volume_unclipped_f32(pSrc[iSample], volume));
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}
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}
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MA_API void ma_copy_and_apply_volume_and_clip_pcm_frames(void* pDst, const void* pSrc, ma_uint64 frameCount, ma_format format, ma_uint32 channels, float volume)
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{
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MA_ASSERT(pDst != NULL);
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MA_ASSERT(pSrc != NULL);
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if (volume == 1) {
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ma_clip_pcm_frames(pDst, pSrc, frameCount, format, channels); /* Optimized case for volume = 1. */
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} else if (volume == 0) {
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ma_silence_pcm_frames(pDst, frameCount, format, channels); /* Optimized case for volume = 0. */
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} else {
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ma_uint64 sampleCount = frameCount * channels;
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switch (format) {
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case ma_format_u8: ma_copy_and_apply_volume_and_clip_samples_u8( (ma_uint8*)pDst, (const ma_int16*)pSrc, sampleCount, volume); break;
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case ma_format_s16: ma_copy_and_apply_volume_and_clip_samples_s16((ma_int16*)pDst, (const ma_int32*)pSrc, sampleCount, volume); break;
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case ma_format_s24: ma_copy_and_apply_volume_and_clip_samples_s24((ma_uint8*)pDst, (const ma_int64*)pSrc, sampleCount, volume); break;
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case ma_format_s32: ma_copy_and_apply_volume_and_clip_samples_s32((ma_int32*)pDst, (const ma_int64*)pSrc, sampleCount, volume); break;
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case ma_format_f32: ma_copy_and_apply_volume_and_clip_samples_f32(( float*)pDst, (const float*)pSrc, sampleCount, volume); break;
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/* Do nothing if we don't know the format. We're including these here to silence a compiler warning about enums not being handled by the switch. */
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case ma_format_unknown:
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case ma_format_count:
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break;
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}
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}
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}
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MA_API float ma_factor_to_gain_db(float factor)
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{
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return 20*ma_log10f(factor);
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+2
-141
@@ -2359,38 +2359,6 @@ MA_API void ma_debug_fill_pcm_frames_with_sine_wave(float* pFramesOut, ma_uint32
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static MA_INLINE ma_int16 ma_float_to_fixed_16(float x)
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{
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return (ma_int16)(x * (1 << 8));
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}
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static MA_INLINE ma_int16 ma_apply_volume_unclipped_u8(ma_int16 x, ma_int16 volume)
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{
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return (ma_int16)(((ma_int32)x * (ma_int32)volume) >> 8);
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}
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static MA_INLINE ma_int32 ma_apply_volume_unclipped_s16(ma_int32 x, ma_int16 volume)
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{
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return (ma_int32)((x * volume) >> 8);
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}
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static MA_INLINE ma_int64 ma_apply_volume_unclipped_s24(ma_int64 x, ma_int16 volume)
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{
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return (ma_int64)((x * volume) >> 8);
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}
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static MA_INLINE ma_int64 ma_apply_volume_unclipped_s32(ma_int64 x, ma_int16 volume)
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{
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return (ma_int64)((x * volume) >> 8);
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}
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static MA_INLINE float ma_apply_volume_unclipped_f32(float x, float volume)
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{
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return x * volume;
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}
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static ma_result ma_channel_map_build_shuffle_table(const ma_channel* pChannelMapIn, ma_uint32 channelCountIn, const ma_channel* pChannelMapOut, ma_uint32 channelCountOut, ma_uint8* pShuffleTable)
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@@ -4599,113 +4567,6 @@ MA_API void ma_splitter_node_uninit(ma_splitter_node* pSplitterNode, const ma_al
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#define MA_RESOURCE_MANAGER_PAGE_SIZE_IN_MILLISECONDS 1000
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#endif
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static void ma_volume_and_clip_samples_u8(ma_uint8* pDst, const ma_int16* pSrc, ma_uint64 count, float volume)
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{
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ma_uint64 iSample;
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ma_int16 volumeFixed;
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MA_ASSERT(pDst != NULL);
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MA_ASSERT(pSrc != NULL);
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volumeFixed = ma_float_to_fixed_16(volume);
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for (iSample = 0; iSample < count; iSample += 1) {
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pDst[iSample] = ma_clip_u8(ma_apply_volume_unclipped_u8(pSrc[iSample], volumeFixed));
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}
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}
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static void ma_volume_and_clip_samples_s16(ma_int16* pDst, const ma_int32* pSrc, ma_uint64 count, float volume)
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{
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ma_uint64 iSample;
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ma_int16 volumeFixed;
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MA_ASSERT(pDst != NULL);
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MA_ASSERT(pSrc != NULL);
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volumeFixed = ma_float_to_fixed_16(volume);
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for (iSample = 0; iSample < count; iSample += 1) {
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pDst[iSample] = ma_clip_s16(ma_apply_volume_unclipped_s16(pSrc[iSample], volumeFixed));
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}
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}
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static void ma_volume_and_clip_samples_s24(ma_uint8* pDst, const ma_int64* pSrc, ma_uint64 count, float volume)
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{
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ma_uint64 iSample;
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ma_int16 volumeFixed;
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MA_ASSERT(pDst != NULL);
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MA_ASSERT(pSrc != NULL);
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volumeFixed = ma_float_to_fixed_16(volume);
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for (iSample = 0; iSample < count; iSample += 1) {
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ma_int64 s = ma_clip_s24(ma_apply_volume_unclipped_s24(pSrc[iSample], volumeFixed));
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pDst[iSample*3 + 0] = (ma_uint8)((s & 0x000000FF) >> 0);
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pDst[iSample*3 + 1] = (ma_uint8)((s & 0x0000FF00) >> 8);
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pDst[iSample*3 + 2] = (ma_uint8)((s & 0x00FF0000) >> 16);
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}
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}
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static void ma_volume_and_clip_samples_s32(ma_int32* pDst, const ma_int64* pSrc, ma_uint64 count, float volume)
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{
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ma_uint64 iSample;
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ma_int16 volumeFixed;
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MA_ASSERT(pDst != NULL);
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MA_ASSERT(pSrc != NULL);
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volumeFixed = ma_float_to_fixed_16(volume);
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for (iSample = 0; iSample < count; iSample += 1) {
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pDst[iSample] = ma_clip_s32(ma_apply_volume_unclipped_s32(pSrc[iSample], volumeFixed));
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}
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}
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static void ma_volume_and_clip_samples_f32(float* pDst, const float* pSrc, ma_uint64 count, float volume)
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{
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ma_uint64 iSample;
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MA_ASSERT(pDst != NULL);
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MA_ASSERT(pSrc != NULL);
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/* For the f32 case we need to make sure this supports in-place processing where the input and output buffers are the same. */
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for (iSample = 0; iSample < count; iSample += 1) {
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pDst[iSample] = ma_clip_f32(ma_apply_volume_unclipped_f32(pSrc[iSample], volume));
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}
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}
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static void ma_volume_and_clip_pcm_frames(void* pDst, const void* pSrc, ma_uint64 frameCount, ma_format format, ma_uint32 channels, float volume)
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{
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MA_ASSERT(pDst != NULL);
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MA_ASSERT(pSrc != NULL);
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if (volume == 1) {
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ma_clip_pcm_frames(pDst, pSrc, frameCount, format, channels); /* Optimized case for volume = 1. */
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} else if (volume == 0) {
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ma_silence_pcm_frames(pDst, frameCount, format, channels); /* Optimized case for volume = 0. */
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} else {
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ma_uint64 sampleCount = frameCount * channels;
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switch (format) {
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case ma_format_u8: ma_volume_and_clip_samples_u8( (ma_uint8*)pDst, (const ma_int16*)pSrc, sampleCount, volume); break;
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case ma_format_s16: ma_volume_and_clip_samples_s16((ma_int16*)pDst, (const ma_int32*)pSrc, sampleCount, volume); break;
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case ma_format_s24: ma_volume_and_clip_samples_s24((ma_uint8*)pDst, (const ma_int64*)pSrc, sampleCount, volume); break;
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case ma_format_s32: ma_volume_and_clip_samples_s32((ma_int32*)pDst, (const ma_int64*)pSrc, sampleCount, volume); break;
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case ma_format_f32: ma_volume_and_clip_samples_f32(( float*)pDst, (const float*)pSrc, sampleCount, volume); break;
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/* Do nothing if we don't know the format. We're including these here to silence a compiler warning about enums not being handled by the switch. */
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case ma_format_unknown:
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case ma_format_count:
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break;
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}
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}
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}
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MA_API ma_result ma_async_notification_signal(ma_async_notification* pNotification)
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{
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ma_async_notification_callbacks* pNotificationCallbacks = (ma_async_notification_callbacks*)pNotification;
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@@ -9361,13 +9222,13 @@ MA_API ma_result ma_fader_process_pcm_frames(ma_fader* pFader, void* pFramesOut,
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ma_copy_pcm_frames(pFramesOut, pFramesIn, frameCount, pFader->config.format, pFader->config.channels);
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} else {
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/* Copy with volume. */
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ma_volume_and_clip_pcm_frames(pFramesOut, pFramesIn, frameCount, pFader->config.format, pFader->config.channels, pFader->volumeEnd);
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ma_copy_and_apply_volume_and_clip_pcm_frames(pFramesOut, pFramesIn, frameCount, pFader->config.format, pFader->config.channels, pFader->volumeEnd);
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}
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} else {
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/* Slower path. Volumes are different, so may need to do an interpolation. */
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if (pFader->cursorInFrames >= pFader->lengthInFrames) {
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/* Fast path. We've gone past the end of the fade period so just apply the end volume to all samples. */
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ma_volume_and_clip_pcm_frames(pFramesOut, pFramesIn, frameCount, pFader->config.format, pFader->config.channels, pFader->volumeEnd);
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ma_copy_and_apply_volume_and_clip_pcm_frames(pFramesOut, pFramesIn, frameCount, pFader->config.format, pFader->config.channels, pFader->volumeEnd);
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} else {
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/* Slow path. This is where we do the actual fading. */
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ma_uint64 iFrame;
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