diff options
Diffstat (limited to 'servers/audio/audio_rb_resampler.cpp')
| -rw-r--r-- | servers/audio/audio_rb_resampler.cpp | 58 |
1 files changed, 2 insertions, 56 deletions
diff --git a/servers/audio/audio_rb_resampler.cpp b/servers/audio/audio_rb_resampler.cpp index a5d0a53be6..2f160fd7cd 100644 --- a/servers/audio/audio_rb_resampler.cpp +++ b/servers/audio/audio_rb_resampler.cpp @@ -3,7 +3,7 @@ /*************************************************************************/ /* This file is part of: */ /* GODOT ENGINE */ -/* http://www.godotengine.org */ +/* https://godotengine.org */ /*************************************************************************/ /* Copyright (c) 2007-2017 Juan Linietsky, Ariel Manzur. */ /* Copyright (c) 2014-2017 Godot Engine contributors (cf. AUTHORS.md) */ @@ -173,44 +173,7 @@ bool AudioRBResampler::mix(int32_t *p_dest, int p_frames) { } int todo = MIN(((int64_t(rb_todo) << MIX_FRAC_BITS) / increment) + 1, p_frames); -#if 0 - if (int(src_mix_rate)==target_mix_rate) { - - if (channels==6) { - - for(int i=0;i<p_frames;i++) { - - int from = ((rb_read_pos+i)&rb_mask)*6; - int to = i*6; - - p_dest[from+0]=int32_t(rb[to+0])<<16; - p_dest[from+1]=int32_t(rb[to+1])<<16; - p_dest[from+2]=int32_t(rb[to+2])<<16; - p_dest[from+3]=int32_t(rb[to+3])<<16; - p_dest[from+4]=int32_t(rb[to+4])<<16; - p_dest[from+5]=int32_t(rb[to+5])<<16; - } - - } else { - int len=p_frames*channels; - int from=rb_read_pos*channels; - int mask=0; - switch(channels) { - case 1: mask=rb_len-1; break; - case 2: mask=(rb_len*2)-1; break; - case 4: mask=(rb_len*4)-1; break; - } - - for(int i=0;i<len;i++) { - - p_dest[i]=int32_t(rb[(from+i)&mask])<<16; - } - } - - rb_read_pos = (rb_read_pos+p_frames)&rb_mask; - } else -#endif { uint32_t read = 0; @@ -220,7 +183,7 @@ bool AudioRBResampler::mix(int32_t *p_dest, int p_frames) { case 4: read = _resample<4>(p_dest, todo, increment); break; case 6: read = _resample<6>(p_dest, todo, increment); break; } -#if 1 + //end of stream, fadeout int remaining = p_frames - todo; if (remaining && todo > 0) { @@ -238,23 +201,6 @@ bool AudioRBResampler::mix(int32_t *p_dest, int p_frames) { } } -#else - int remaining = p_frames - todo; - if (remaining && todo > 0) { - - for (int c = 0; c < channels; c++) { - - int32_t from = p_dest[(todo - 1) * channels + c] >> 8; - - for (int i = 0; i < remaining; i++) { - - uint32_t mul = (remaining - i) * 256 / remaining; - p_dest[(todo + i) * channels + c] = from * mul; - } - } - } -#endif - //zero out what remains there to avoid glitches for (int i = todo * channels; i < int(p_frames) * channels; i++) { |