| 233 | |
| 234 | |
| 235 | unsigned int WavStreamInstance::getAudio(float *aBuffer, unsigned int aSamplesToRead, unsigned int aBufferSize) |
| 236 | { |
| 237 | unsigned int offset = 0; |
| 238 | if (mFile == NULL) |
| 239 | return 0; |
| 240 | switch (mParent->mFiletype) |
| 241 | { |
| 242 | case WAVSTREAM_FLAC: |
| 243 | { |
| 244 | unsigned int i, j, k; |
| 245 | |
| 246 | for (i = 0; i < aSamplesToRead; i += 512) |
| 247 | { |
| 248 | float tmp[512 * MAX_CHANNELS]; |
| 249 | unsigned int blockSize = (aSamplesToRead - i) > 512 ? 512 : aSamplesToRead - i; |
| 250 | offset += (unsigned int)drflac_read_pcm_frames_f32(mCodec.mFlac, blockSize, tmp); |
| 251 | |
| 252 | for (j = 0; j < blockSize; j++) |
| 253 | { |
| 254 | for (k = 0; k < mChannels; k++) |
| 255 | { |
| 256 | aBuffer[k * aSamplesToRead + i + j] = tmp[j * mCodec.mFlac->channels + k]; |
| 257 | } |
| 258 | } |
| 259 | } |
| 260 | mOffset += offset; |
| 261 | return offset; |
| 262 | } |
| 263 | break; |
| 264 | case WAVSTREAM_MP3: |
| 265 | { |
| 266 | unsigned int i, j, k; |
| 267 | |
| 268 | for (i = 0; i < aSamplesToRead; i += 512) |
| 269 | { |
| 270 | float tmp[512 * MAX_CHANNELS]; |
| 271 | unsigned int blockSize = (aSamplesToRead - i) > 512 ? 512 : aSamplesToRead - i; |
| 272 | offset += (unsigned int)drmp3_read_pcm_frames_f32(mCodec.mMp3, blockSize, tmp); |
| 273 | |
| 274 | for (j = 0; j < blockSize; j++) |
| 275 | { |
| 276 | for (k = 0; k < mChannels; k++) |
| 277 | { |
| 278 | aBuffer[k * aSamplesToRead + i + j] = tmp[j * mCodec.mMp3->channels + k]; |
| 279 | } |
| 280 | } |
| 281 | } |
| 282 | mOffset += offset; |
| 283 | return offset; |
| 284 | } |
| 285 | break; |
| 286 | case WAVSTREAM_OGG: |
| 287 | { |
| 288 | if (mOggFrameOffset < mOggFrameSize) |
| 289 | { |
| 290 | int b = getOggData(mOggOutputs, aBuffer, aSamplesToRead, aBufferSize, mOggFrameSize, mOggFrameOffset, mChannels); |
| 291 | mOffset += b; |
| 292 | offset += b; |
nothing calls this directly
no test coverage detected