コード例 #1
0
ファイル: script.cpp プロジェクト: FlyingJester/TurboSphere
    // TODO: Add streaming support.
    bool SoundCtor(JSContext *ctx, unsigned argc, JS::Value *vp){
        
        JS::CallArgs args = CallArgsFromVp(argc, vp);
        if(!Turbo::CheckForSingleArg(ctx, args, Turbo::String, __func__))
            return false;
                
        struct Turbo::JSStringHolder<> file(ctx, JS_EncodeString(ctx, args[0].toString()));
        
        const std::string full_path = std::string(TS_GetContextEnvironment(ctx)->directories->sound) + file.string;

        if(!t5::IsFile(full_path)){
            Turbo::SetError(ctx, std::string(BRACKNAME " SoundCtor Error no such file ") + file.string);
            return false;
        }
        
        SF_INFO info;
        SNDFILE *sound_file = sf_open(full_path.c_str(), SFM_READ, &info);
        //sf_command(sound_file, SFC_SET_SCALE_FLOAT_INT_READ, nullptr, SF_TRUE);
        
        if(!sound_file){
            Turbo::SetError(ctx, std::string(BRACKNAME " SoundCtor Error could not open file ") + file.string);
            return false;
        }
        
		int iters = 0;
		Sound *sound = nullptr;
		
		if(player.supportsFloat32()){
			float buffer[0x8000];
			sound = new Sound(player.load((float *)nullptr, 0, info.channels, info.samplerate, info.frames));
			
			while(unsigned long this_read = sf_read_float(sound_file, buffer, 0x10000)){
				player.addToSound(sound, buffer, SamplesToBytes(this_read));
				iters++;
			}
		}
		else if(player.supportsInt16()){
			short buffer[0x10000];
			sound  = new Sound(player.load((short *)nullptr, 0, info.channels, info.samplerate, info.frames));
			
			while(unsigned long this_read = sf_read_short(sound_file, buffer, 0x10000)){
				player.addToSound(sound, buffer, SamplesToBytes(this_read));
				iters++;
			}
        }
		else{
			puts(BRACKNAME " Error bad player on this platform");
		}
		
        printf(BRACKNAME " SoundCtor Info loaded file %s in %i iterations\n", file.string, iters);
        
        sf_close(sound_file);
        
        args.rval().set(OBJECT_TO_JSVAL(sound_proto.wrap(ctx, sound)));
        
        return true;
    }
コード例 #2
0
ファイル: pcmplayer_ksound.cpp プロジェクト: Lexus34/tdt-arp
PlayerStatus_t PcmPlayer_Ksound_c::CommitMappedSamples()
{
	PlayerStatus_t Status;
        int Result;

	unsigned char *FirstMappedSample =
		( (unsigned char *) (SoundcardMappedBuffer->addr) +
	          (SoundcardMappedBuffer->first / 8) +
	          (SoundcardMappedOffset * (SoundcardMappedBuffer->step / 8)) );
    
	st_relayfs_write(BufferType, PCMPLAYER_COMMIT_MAPPED_SAMPLES,
		FirstMappedSample,
		(unsigned int) SamplesToBytes((SoundcardMappedSamples * Q11_5_UNITY) / ResamplingFactor_x32),
		0 );

	Result = ksnd_pcm_mmap_commit(SoundcardHandle, SoundcardMappedOffset, SoundcardMappedSamples);
	if (Result < 0 || (snd_pcm_uframes_t) Result != SoundcardMappedSamples) {
		PCMPLAYER_ERROR("Underrun before commit (%d) for %s\n", -Result, Identity);
		Status = DeployUnderrunRecovery();
		if (PlayerNoError != Status)
		    return Status;
	}
    
	// no samples are now mapped
	SoundcardMappedSamples = 0;
	TimeOfNextCommit = 0;

	return PlayerNoError;
}