From e40fc849149dd97c248866a4a1d026dda5e57b62 Mon Sep 17 00:00:00 2001 From: Robert Jonsson Date: Mon, 7 Mar 2011 19:01:11 +0000 Subject: clean3 --- muse_qt4_evolution/al/dsp.cpp | 120 ------------------------------------------ 1 file changed, 120 deletions(-) delete mode 100644 muse_qt4_evolution/al/dsp.cpp (limited to 'muse_qt4_evolution/al/dsp.cpp') diff --git a/muse_qt4_evolution/al/dsp.cpp b/muse_qt4_evolution/al/dsp.cpp deleted file mode 100644 index 7fb41fe7..00000000 --- a/muse_qt4_evolution/al/dsp.cpp +++ /dev/null @@ -1,120 +0,0 @@ -//============================================================================= -// AL -// Audio Utility Library -// $Id:$ -// -// Copyright (C) 2002-2006 by Werner Schweer and others -// -// This program is free software; you can redistribute it and/or modify -// it under the terms of the GNU General Public License version 2. -// -// This program is distributed in the hope that it will be useful, -// but WITHOUT ANY WARRANTY; without even the implied warranty of -// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -// GNU General Public License for more details. -// -// You should have received a copy of the GNU General Public License -// along with this program; if not, write to the Free Software -// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -//============================================================================= - -#include "dsp.h" -#include "config.h" - -namespace AL { - -Dsp* dsp; - -#ifdef __i386__ - -//--------------------------------------------------------- -// DspSSE86 -//--------------------------------------------------------- - -extern "C" { -extern float x86_sse_compute_peak(float*, unsigned, float); -extern void x86_sse_apply_gain_to_buffer(float*, unsigned, float); -extern void x86_sse_mix_buffers_with_gain(float*, float*, unsigned, float); -extern void x86_sse_mix_buffers_no_gain(float*, float*, unsigned); - }; - -class DspSSE86 : public Dsp { - public: - DspSSE86() {} - virtual ~DspSSE86() {} - - virtual float peak(float* buf, unsigned n, float current) { - if ( ((intptr_t)buf % 16) != 0) { - fprintf(stderr, "peak(): buffer unaligned! (%p)\n", buf); - return Dsp::peak(buf, n, current); - } - return x86_sse_compute_peak(buf, n, current); - } - - virtual void applyGainToBuffer(float* buf, unsigned n, float gain) { - if ( ((intptr_t)buf % 16) != 0) { - fprintf(stderr, "applyGainToBuffer(): buffer unaligned! (%p)\n", buf); - Dsp::applyGainToBuffer(buf, n, gain); - } - else - x86_sse_apply_gain_to_buffer(buf, n, gain); - } - - virtual void mixWithGain(float* dst, float* src, unsigned n, float gain) { - if ( ((intptr_t)dst & 15) != 0) - fprintf(stderr, "mixWithGainain(): dst unaligned! (%p)\n", dst); - if (((intptr_t)dst & 15) != ((intptr_t)src & 15) ) { - fprintf(stderr, "mixWithGain(): dst & src don't have the same alignment!\n"); - Dsp::mixWithGain(dst, src,n, gain); - } - else - x86_sse_mix_buffers_with_gain(dst, src, n, gain); - } - virtual void mix(float* dst, float* src, unsigned n) { - if ( ((intptr_t)dst & 15) != 0) - fprintf(stderr, "mix_buffers_no_gain(): dst unaligned! %p\n", dst); - if ( ((intptr_t)dst & 15) != ((intptr_t)src & 15) ) { - fprintf(stderr, "mix_buffers_no_gain(): dst & src don't have the same alignment!\n"); - Dsp::mix(dst, src, n); - } - else - x86_sse_mix_buffers_no_gain(dst, src, n); - } - }; -#endif - -//--------------------------------------------------------- -// initDsp -//--------------------------------------------------------- - -void initDsp() - { -#if defined(__i386__) && defined(USE_SSE) - unsigned long useSSE = 0; - -#ifdef __x86_64__ - useSSE = 1 << 25; // we know the platform has SSE -#else - asm ( - "mov $1, %%eax\n" - "pushl %%ebx\n" - "cpuid\n" - "movl %%edx, %0\n" - "popl %%ebx\n" - : "=r" (useSSE) - : - : "%eax", "%ecx", "%edx", "memory"); -#endif - useSSE &= (1 << 25); // bit 25 = SSE support - if (useSSE) { - printf("Using SSE optimized routines\n"); - dsp = new DspSSE86(); - return; - } - // fall through to not hardware optimized routines -#endif - dsp = new Dsp(); - } - -} - -- cgit v1.2.3