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Allow compilation without libsamplerate; based on patch from Marc-Andre Lureau; re #125

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git-svn-id: file:///home/lennart/svn/public/pulseaudio/branches/lennart@1753 fefdeb5f-60dc-0310-8127-8f9354f1896f
This commit is contained in:
Lennart Poettering 2007-09-02 21:20:57 +00:00
parent cc8c499875
commit 2e8244b4bc
3 changed files with 21 additions and 8 deletions
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15
src/pulsecore/resampler.c
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@ -27,7 +27,9 @@
#include <string.h>
#if HAVE_LIBSAMPLERATE
#include <samplerate.h>
#endif
#include <liboil/liboilfuncs.h>
#include <liboil/liboil.h>
@ -70,9 +72,11 @@ struct pa_resampler {
unsigned i_counter;
} trivial;
#ifdef HAVE_LIBSAMPLERATE
struct { /* data specific to libsamplerate */
SRC_STATE *state;
} src;
#endif
struct { /* data specific to speex */
SpeexResamplerState* state;
@ -84,7 +88,6 @@ struct pa_resampler {
} ffmpeg;
};
static int libsamplerate_init(pa_resampler*r);
static int trivial_init(pa_resampler*r);
static int speex_init(pa_resampler*r);
static int ffmpeg_init(pa_resampler*r);
@ -92,11 +95,19 @@ static int ffmpeg_init(pa_resampler*r);
static void calc_map_table(pa_resampler *r);
static int (* const init_table[])(pa_resampler*r) = {
#ifdef HAVE_LIBSAMPLERATE
[PA_RESAMPLER_SRC_SINC_BEST_QUALITY] = libsamplerate_init,
[PA_RESAMPLER_SRC_SINC_MEDIUM_QUALITY] = libsamplerate_init,
[PA_RESAMPLER_SRC_SINC_FASTEST] = libsamplerate_init,
[PA_RESAMPLER_SRC_ZERO_ORDER_HOLD] = libsamplerate_init,
[PA_RESAMPLER_SRC_LINEAR] = libsamplerate_init,
#else
[PA_RESAMPLER_SRC_SINC_BEST_QUALITY] = NULL,
[PA_RESAMPLER_SRC_SINC_MEDIUM_QUALITY] = NULL,
[PA_RESAMPLER_SRC_SINC_FASTEST] = NULL,
[PA_RESAMPLER_SRC_ZERO_ORDER_HOLD] = NULL,
[PA_RESAMPLER_SRC_LINEAR] = NULL,
#endif
[PA_RESAMPLER_TRIVIAL] = trivial_init,
[PA_RESAMPLER_SPEEX_FLOAT_BASE+0] = speex_init,
[PA_RESAMPLER_SPEEX_FLOAT_BASE+1] = speex_init,
@ -622,6 +633,7 @@ void pa_resampler_run(pa_resampler *r, const pa_memchunk *in, pa_memchunk *out)
/*** libsamplerate based implementation ***/
#ifdef HAVE_LIBSAMPLERATE
static void libsamplerate_resample(pa_resampler *r, const pa_memchunk *input, unsigned in_n_frames, pa_memchunk *output, unsigned *out_n_frames) {
SRC_DATA data;
@ -677,6 +689,7 @@ static int libsamplerate_init(pa_resampler *r) {
return 0;
}
#endif
/*** speex based implementation ***/