110 void Downmix_testIndexComputation(uint32_t mask) {  in Downmix_testIndexComputation()  argument
111     ALOGI("Testing index computation for 0x%" PRIx32 ":", mask);  in Downmix_testIndexComputation()
113     if (mask & kUnsupported) {  in Downmix_testIndexComputation()
118     if ((mask & AUDIO_CHANNEL_OUT_STEREO) != AUDIO_CHANNEL_OUT_STEREO) {  in Downmix_testIndexComputation()
124     if ((mask & kSides) != 0) {  in Downmix_testIndexComputation()
125         if ((mask & kSides) != kSides) {  in Downmix_testIndexComputation()
133     if ((mask & kBacks) != 0) {  in Downmix_testIndexComputation()
134         if ((mask & kBacks) != kBacks) {  in Downmix_testIndexComputation()
141     const int numChan = audio_channel_count_from_out_mask(mask);  in Downmix_testIndexComputation()
142     const bool hasFC = ((mask & AUDIO_CHANNEL_OUT_FRONT_CENTER) == AUDIO_CHANNEL_OUT_FRONT_CENTER);  in Downmix_testIndexComputation()
144             ((mask & AUDIO_CHANNEL_OUT_LOW_FREQUENCY) == AUDIO_CHANNEL_OUT_LOW_FREQUENCY);  in Downmix_testIndexComputation()
145     const bool hasBC = ((mask & AUDIO_CHANNEL_OUT_BACK_CENTER) == AUDIO_CHANNEL_OUT_BACK_CENTER);  in Downmix_testIndexComputation()
164 static bool Downmix_validChannelMask(uint32_t mask)  in Downmix_validChannelMask()  argument
166     if (!mask) {  in Downmix_validChannelMask()
170     if (mask & kUnsupported) {  in Downmix_validChannelMask()
175     if ((mask & AUDIO_CHANNEL_OUT_STEREO) != AUDIO_CHANNEL_OUT_STEREO) {  in Downmix_validChannelMask()
180     if ((mask & kSides) != 0) {  in Downmix_validChannelMask()
181         if ((mask & kSides) != kSides) {  in Downmix_validChannelMask()
187     if ((mask & kBacks) != 0) {  in Downmix_validChannelMask()
188         if ((mask & kBacks) != kBacks) {  in Downmix_validChannelMask()
713     pDwmModule->config.inputCfg.mask = EFFECT_CONFIG_ALL;  in Downmix_Init()
725     pDwmModule->config.outputCfg.mask = EFFECT_CONFIG_ALL;  in Downmix_Init()
1250         uint32_t mask, int16_t *pSrc, int16_t*pDst, size_t numFrames, bool accumulate) {  in Downmix_foldGeneric()  argument
1252     if (!Downmix_validChannelMask(mask)) {  in Downmix_foldGeneric()
1256     const bool hasSides = (mask & kSides) != 0;  in Downmix_foldGeneric()
1257     const bool hasBacks = (mask & kBacks) != 0;  in Downmix_foldGeneric()
1259     const int numChan = audio_channel_count_from_out_mask(mask);  in Downmix_foldGeneric()
1260     const bool hasFC = ((mask & AUDIO_CHANNEL_OUT_FRONT_CENTER) == AUDIO_CHANNEL_OUT_FRONT_CENTER);  in Downmix_foldGeneric()
1262             ((mask & AUDIO_CHANNEL_OUT_LOW_FREQUENCY) == AUDIO_CHANNEL_OUT_LOW_FREQUENCY);  in Downmix_foldGeneric()
1263     const bool hasBC = ((mask & AUDIO_CHANNEL_OUT_BACK_CENTER) == AUDIO_CHANNEL_OUT_BACK_CENTER);  in Downmix_foldGeneric()
1342         uint32_t mask, LVM_FLOAT *pSrc, LVM_FLOAT *pDst, size_t numFrames, bool accumulate) {  in Downmix_foldGeneric()  argument
1344     if (!Downmix_validChannelMask(mask)) {  in Downmix_foldGeneric()
1348     const bool hasSides = (mask & kSides) != 0;  in Downmix_foldGeneric()
1349     const bool hasBacks = (mask & kBacks) != 0;  in Downmix_foldGeneric()
1351     const int numChan = audio_channel_count_from_out_mask(mask);  in Downmix_foldGeneric()
1352     const bool hasFC = ((mask & AUDIO_CHANNEL_OUT_FRONT_CENTER) == AUDIO_CHANNEL_OUT_FRONT_CENTER);  in Downmix_foldGeneric()
1354             ((mask & AUDIO_CHANNEL_OUT_LOW_FREQUENCY) == AUDIO_CHANNEL_OUT_LOW_FREQUENCY);  in Downmix_foldGeneric()
1355     const bool hasBC = ((mask & AUDIO_CHANNEL_OUT_BACK_CENTER) == AUDIO_CHANNEL_OUT_BACK_CENTER);  in Downmix_foldGeneric()