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Add an option to alffplay to toggle AL_DIRECT_CHANNELS_SOFT

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Using the 'd' key will toggle the playback source's AL_DIRECT_CHANNELS_SOFT
property. Although there is no visual feedback showing when it's on or off.
This commit is contained in:
Chris Robinson 2016-08-29 01:55:44 -07:00
parent 54649851fa
commit 4859984e33
1 changed files with 22 additions and 0 deletions
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22
examples/alffplay.c
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@ -33,6 +33,7 @@
#include "AL/alext.h"
static bool has_direct_out = false;
static bool has_latency_check = false;
static LPALGETSOURCEDVSOFT alGetSourcedvSOFT;
@ -140,6 +141,7 @@ typedef struct MovieState {
volatile bool seek_req;
int64_t seek_pos;
volatile bool direct_req;
int av_sync_type;
@ -750,6 +752,17 @@ static int audio_thread(void *userdata)
}
SDL_Delay(AUDIO_BUFFER_TIME);
if(movState->direct_req)
{
if(has_direct_out)
{
alGetSourcei(movState->audio.source, AL_DIRECT_CHANNELS_SOFT, &state);
alSourcei(movState->audio.source, AL_DIRECT_CHANNELS_SOFT,
state ? AL_FALSE : AL_TRUE);
}
movState->direct_req = false;
}
almtx_lock(&movState->audio.src_mutex);
}
almtx_unlock(&movState->audio.src_mutex);
@ -1397,6 +1410,11 @@ int main(int argc, char *argv[])
return 1;
}
if(!alIsExtensionPresent("AL_SOFT_direct_channels"))
fprintf(stderr, "AL_SOFT_direct_channels not supported.\n");
else
has_direct_out = true;
if(!alIsExtensionPresent("AL_SOFT_source_latency"))
fprintf(stderr, "AL_SOFT_source_latency not supported, audio may be a bit laggy.\n");
else
@ -1475,6 +1493,10 @@ int main(int argc, char *argv[])
stream_seek(movState, -30.0);
break;
case SDLK_d:
movState->direct_req = true;
break;
default:
break;
}