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Viewing changes to ffmpeg/libavcodec/liba52/resample.c

  • Committer: Bazaar Package Importer
  • Author(s): John Dong
  • Date: 2008-02-25 15:47:12 UTC
  • mfrom: (1.1.1 upstream)
  • Revision ID: james.westby@ubuntu.com-20080225154712-qvr11ekcea4c9ry8
Tags: 1.1.6-0.1ubuntu1
https://launchpad.net/bugs/120003
* Merge from debian-multimedia (LP: #120003), Ubuntu Changes:
 - For ffmpeg-related build-deps, remove cvs from package names.
 - Standards-Version 3.7.3
 - Maintainer Spec

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ffmpeg/libavcodec/liba52/resample.c
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// a52_resample_init should find the requested converter (from type flags ->
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// given number of channels) and set up some function pointers...
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// a52_resample() should do the conversion.
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#include "a52.h"
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#include "mm_accel.h"
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#include "config.h"
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#include "../libpostproc/mangle.h"
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int (* a52_resample) (float * _f, int16_t * s16)=NULL;
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#include "resample_c.c"
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#ifdef ARCH_X86
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#include "resample_mmx.c"
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#endif
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void* a52_resample_init(uint32_t mm_accel,int flags,int chans){
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void* tmp;
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#ifdef ARCH_X86
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    if(mm_accel&MM_ACCEL_X86_MMX){
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        tmp=a52_resample_MMX(flags,chans);
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        if(tmp){
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            if(a52_resample==NULL) fprintf(stderr, "Using MMX optimized resampler\n");
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            a52_resample=tmp;
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            return tmp;
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        }
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    }
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#endif
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    tmp=a52_resample_C(flags,chans);
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    if(tmp){
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        if(a52_resample==NULL) fprintf(stderr, "No accelerated resampler found\n");
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        a52_resample=tmp;
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        return tmp;
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    }
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    fprintf(stderr, "Unimplemented resampler for mode 0x%X -> %d channels conversion - Contact MPlayer developers!\n", flags, chans);
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    return NULL;
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}