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-rw-r--r--examples/alhrtf.c75
1 files changed, 48 insertions, 27 deletions
diff --git a/examples/alhrtf.c b/examples/alhrtf.c
index 3964a7c6..f9150ae1 100644
--- a/examples/alhrtf.c
+++ b/examples/alhrtf.c
@@ -28,12 +28,13 @@
#include <assert.h>
#include <math.h>
+#include <SDL_sound.h>
+
#include "AL/al.h"
#include "AL/alc.h"
#include "AL/alext.h"
#include "common/alhelpers.h"
-#include "common/sdl_sound.h"
#ifndef M_PI
@@ -44,47 +45,63 @@ static LPALCGETSTRINGISOFT alcGetStringiSOFT;
static LPALCRESETDEVICESOFT alcResetDeviceSOFT;
/* LoadBuffer loads the named audio file into an OpenAL buffer object, and
- * returns the new buffer ID. */
+ * returns the new buffer ID.
+ */
static ALuint LoadSound(const char *filename)
{
- ALenum err, format, type, channels;
- ALuint rate, buffer;
- size_t datalen;
- void *data;
- FilePtr sound;
+ Sound_Sample *sample;
+ ALenum err, format;
+ ALuint buffer;
+ Uint32 slen;
/* Open the audio file */
- sound = openAudioFile(filename, 1000);
- if(!sound)
+ sample = Sound_NewSampleFromFile(filename, NULL, 65536);
+ if(!sample)
{
fprintf(stderr, "Could not open audio in %s\n", filename);
- closeAudioFile(sound);
return 0;
}
/* Get the sound format, and figure out the OpenAL format */
- if(getAudioInfo(sound, &rate, &channels, &type) != 0)
+ if(sample->actual.channels == 1)
{
- fprintf(stderr, "Error getting audio info for %s\n", filename);
- closeAudioFile(sound);
- return 0;
+ if(sample->actual.format == AUDIO_U8)
+ format = AL_FORMAT_MONO8;
+ else if(sample->actual.format == AUDIO_S16SYS)
+ format = AL_FORMAT_MONO16;
+ else
+ {
+ fprintf(stderr, "Unsupported sample format: 0x%04x\n", sample->actual.format);
+ Sound_FreeSample(sample);
+ return 0;
+ }
}
-
- format = GetFormat(channels, type, NULL);
- if(format == AL_NONE)
+ else if(sample->actual.channels == 2)
{
- fprintf(stderr, "Unsupported format (%s, %s) for %s\n",
- ChannelsName(channels), TypeName(type), filename);
- closeAudioFile(sound);
+ if(sample->actual.format == AUDIO_U8)
+ format = AL_FORMAT_STEREO8;
+ else if(sample->actual.format == AUDIO_S16SYS)
+ format = AL_FORMAT_STEREO16;
+ else
+ {
+ fprintf(stderr, "Unsupported sample format: 0x%04x\n", sample->actual.format);
+ Sound_FreeSample(sample);
+ return 0;
+ }
+ }
+ else
+ {
+ fprintf(stderr, "Unsupported channel count: %d\n", sample->actual.channels);
+ Sound_FreeSample(sample);
return 0;
}
/* Decode the whole audio stream to a buffer. */
- data = decodeAudioStream(sound, &datalen);
- if(!data)
+ slen = Sound_DecodeAll(sample);
+ if(!sample->buffer || slen == 0)
{
fprintf(stderr, "Failed to read audio from %s\n", filename);
- closeAudioFile(sound);
+ Sound_FreeSample(sample);
return 0;
}
@@ -92,9 +109,8 @@ static ALuint LoadSound(const char *filename)
* close the file. */
buffer = 0;
alGenBuffers(1, &buffer);
- alBufferData(buffer, format, data, datalen, rate);
- free(data);
- closeAudioFile(sound);
+ alBufferData(buffer, format, sample->buffer, slen, sample->actual.rate);
+ Sound_FreeSample(sample);
/* Check if an error occured, and clean up if so. */
err = alGetError();
@@ -219,10 +235,14 @@ int main(int argc, char **argv)
}
fflush(stdout);
+ /* Initialize SDL_sound. */
+ Sound_Init();
+
/* Load the sound into a buffer. */
buffer = LoadSound(soundname);
if(!buffer)
{
+ Sound_Quit();
CloseAL();
return 1;
}
@@ -263,10 +283,11 @@ int main(int argc, char **argv)
alGetSourcei(source, AL_SOURCE_STATE, &state);
} while(alGetError() == AL_NO_ERROR && state == AL_PLAYING);
- /* All done. Delete resources, and close OpenAL. */
+ /* All done. Delete resources, and close down SDL_sound and OpenAL. */
alDeleteSources(1, &source);
alDeleteBuffers(1, &buffer);
+ Sound_Quit();
CloseAL();
return 0;