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default channel assignment profiles

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git-svn-id: file:///srv/svn/repos/haiku/trunk/current@3747 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
beveloper 2003-06-29 21:44:11 +00:00
parent fae6ce82e3
commit 806cf56077
3 changed files with 152 additions and 8 deletions
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7
src/add-ons/media/media-add-ons/mixer/MixerCore.cpp
View File

@ -278,6 +278,13 @@ MixerCore::EnableOutput(bool enabled)
StartMixThread();
}
uint32
MixerCore::OutputChannelCount()
{
return (fOutput) ? fOutput->GetOutputChannelCount() : 0;
}
bool
MixerCore::Start()
{

40
src/add-ons/media/media-add-ons/mixer/MixerInput.cpp
View File

@ -287,13 +287,39 @@ MixerInput::UpdateChannelDesignations()
printf("UpdateChannelDesignations: enter\n");
if (fInputChannelCount == 1 && (GetChannelMask(0, fInputChannelMask) & (B_CHANNEL_LEFT | B_CHANNEL_RIGHT))) {
// a left or right channel get's output as stereo on both
fInputChannelInfo[0].designations = B_CHANNEL_LEFT | B_CHANNEL_RIGHT;
} else {
// everything else get's mapped 1:1
for (int i = 0; i < fInputChannelCount; i++)
fInputChannelInfo[i].designations = GetChannelMask(i, fInputChannelMask);
// first apply a 1:1 mapping
for (int i = 0; i < fInputChannelCount; i++)
fInputChannelInfo[i].designations = GetChannelMask(i, fInputChannelMask);
// specialize this, depending on the available physical output channels
switch (fCore->OutputChannelCount()) {
case 0:
case 1:
break;
case 2:
if (fInputChannelCount == 1 && (GetChannelMask(0, fInputChannelMask) & (B_CHANNEL_LEFT | B_CHANNEL_RIGHT))) {
fInputChannelInfo[0].designations = B_CHANNEL_LEFT | B_CHANNEL_RIGHT;
}
break;
default:
if (fInputChannelCount == 1 && (GetChannelMask(0, fInputChannelMask) & (B_CHANNEL_LEFT | B_CHANNEL_RIGHT))) {
fInputChannelInfo[0].designations = B_CHANNEL_LEFT | B_CHANNEL_RIGHT | B_CHANNEL_REARLEFT | B_CHANNEL_REARRIGHT;
}
if (fInputChannelCount == 2 && (GetChannelMask(0, fInputChannelMask) & B_CHANNEL_LEFT)) {
fInputChannelInfo[0].designations = B_CHANNEL_LEFT | B_CHANNEL_REARLEFT;
}
if (fInputChannelCount == 2 && (GetChannelMask(0, fInputChannelMask) & B_CHANNEL_RIGHT)) {
fInputChannelInfo[0].designations = B_CHANNEL_RIGHT | B_CHANNEL_REARRIGHT;
}
if (fInputChannelCount == 2 && (GetChannelMask(1, fInputChannelMask) & B_CHANNEL_LEFT)) {
fInputChannelInfo[1].designations = B_CHANNEL_LEFT | B_CHANNEL_REARLEFT;
}
if (fInputChannelCount == 2 && (GetChannelMask(1, fInputChannelMask) & B_CHANNEL_RIGHT)) {
fInputChannelInfo[1].designations = B_CHANNEL_RIGHT | B_CHANNEL_REARRIGHT;
}
break;
}
for (int i = 0; i < fInputChannelCount; i++)

113
src/add-ons/media/media-add-ons/mixer/MixerOutput.cpp
View File

@ -82,7 +82,118 @@ MixerOutput::UpdateOutputChannels()
void
MixerOutput::AssignDefaultSources()
{
// XXX assign default sources
uint32 mask = fOutput.format.u.raw_audio.channel_mask;
uint32 count = fOutputChannelCount;
// assign default sources for a few known setups,
// everything else is left unchanged (it already is 1:1)
if (count == 1 && mask & (B_CHANNEL_LEFT | B_CHANNEL_RIGHT)) {
// we have only one phycial output channel, and use it as a mix of
// left, right, rear-left, rear-right, center and sub
printf("AssignDefaultSources: 1 channel setup\n");
fOutputChannelInfo[0].source_count = 6;
fOutputChannelInfo[0].source_gain[0] = 1.0;
fOutputChannelInfo[0].source_type[0] = ChannelMaskToChannelType(B_CHANNEL_LEFT);
fOutputChannelInfo[0].source_gain[1] = 1.0;
fOutputChannelInfo[0].source_type[1] = ChannelMaskToChannelType(B_CHANNEL_RIGHT);
fOutputChannelInfo[0].source_gain[2] = 0.8;
fOutputChannelInfo[0].source_type[2] = ChannelMaskToChannelType(B_CHANNEL_REARLEFT);
fOutputChannelInfo[0].source_gain[3] = 0.8;
fOutputChannelInfo[0].source_type[3] = ChannelMaskToChannelType(B_CHANNEL_REARRIGHT);
fOutputChannelInfo[0].source_gain[4] = 0.7;
fOutputChannelInfo[0].source_type[4] = ChannelMaskToChannelType(B_CHANNEL_CENTER);
fOutputChannelInfo[0].source_gain[5] = 0.6;
fOutputChannelInfo[0].source_type[5] = ChannelMaskToChannelType(B_CHANNEL_SUB);
} else if (count == 2 && mask == (B_CHANNEL_LEFT | B_CHANNEL_RIGHT)) {
// we have have two phycial output channels
printf("AssignDefaultSources: 2 channel setup\n");
// left channel:
fOutputChannelInfo[0].source_count = 4;
fOutputChannelInfo[0].source_gain[0] = 1.0;
fOutputChannelInfo[0].source_type[0] = ChannelMaskToChannelType(B_CHANNEL_LEFT);
fOutputChannelInfo[0].source_gain[1] = 0.8;
fOutputChannelInfo[0].source_type[1] = ChannelMaskToChannelType(B_CHANNEL_REARLEFT);
fOutputChannelInfo[0].source_gain[2] = 0.7;
fOutputChannelInfo[0].source_type[2] = ChannelMaskToChannelType(B_CHANNEL_CENTER);
fOutputChannelInfo[0].source_gain[3] = 0.6;
fOutputChannelInfo[0].source_type[3] = ChannelMaskToChannelType(B_CHANNEL_SUB);
// right channel:
fOutputChannelInfo[1].source_count = 4;
fOutputChannelInfo[1].source_gain[0] = 1.0;
fOutputChannelInfo[1].source_type[0] = ChannelMaskToChannelType(B_CHANNEL_RIGHT);
fOutputChannelInfo[1].source_gain[1] = 0.8;
fOutputChannelInfo[1].source_type[1] = ChannelMaskToChannelType(B_CHANNEL_REARRIGHT);
fOutputChannelInfo[1].source_gain[2] = 0.7;
fOutputChannelInfo[1].source_type[2] = ChannelMaskToChannelType(B_CHANNEL_CENTER);
fOutputChannelInfo[1].source_gain[3] = 0.6;
fOutputChannelInfo[1].source_type[3] = ChannelMaskToChannelType(B_CHANNEL_SUB);
} else if (count == 4 && mask == (B_CHANNEL_LEFT | B_CHANNEL_RIGHT | B_CHANNEL_REARLEFT | B_CHANNEL_REARRIGHT)) {
printf("AssignDefaultSources: 4 channel setup\n");
// left channel:
fOutputChannelInfo[0].source_count = 3;
fOutputChannelInfo[0].source_gain[0] = 1.0;
fOutputChannelInfo[0].source_type[0] = ChannelMaskToChannelType(B_CHANNEL_LEFT);
fOutputChannelInfo[0].source_gain[1] = 0.7;
fOutputChannelInfo[0].source_type[1] = ChannelMaskToChannelType(B_CHANNEL_CENTER);
fOutputChannelInfo[0].source_gain[2] = 0.6;
fOutputChannelInfo[0].source_type[2] = ChannelMaskToChannelType(B_CHANNEL_SUB);
// right channel:
fOutputChannelInfo[1].source_count = 3;
fOutputChannelInfo[1].source_gain[0] = 1.0;
fOutputChannelInfo[1].source_type[0] = ChannelMaskToChannelType(B_CHANNEL_RIGHT);
fOutputChannelInfo[1].source_gain[1] = 0.7;
fOutputChannelInfo[1].source_type[1] = ChannelMaskToChannelType(B_CHANNEL_CENTER);
fOutputChannelInfo[1].source_gain[2] = 0.6;
fOutputChannelInfo[1].source_type[2] = ChannelMaskToChannelType(B_CHANNEL_SUB);
// rear-left channel:
fOutputChannelInfo[2].source_count = 2;
fOutputChannelInfo[2].source_gain[0] = 1.0;
fOutputChannelInfo[2].source_type[0] = ChannelMaskToChannelType(B_CHANNEL_REARLEFT);
fOutputChannelInfo[2].source_gain[1] = 0.6;
fOutputChannelInfo[2].source_type[1] = ChannelMaskToChannelType(B_CHANNEL_SUB);
// rear-right channel:
fOutputChannelInfo[3].source_count = 2;
fOutputChannelInfo[3].source_gain[0] = 1.0;
fOutputChannelInfo[3].source_type[0] = ChannelMaskToChannelType(B_CHANNEL_REARRIGHT);
fOutputChannelInfo[3].source_gain[1] = 0.6;
fOutputChannelInfo[3].source_type[1] = ChannelMaskToChannelType(B_CHANNEL_SUB);
} else if (count == 5 && mask == (B_CHANNEL_LEFT | B_CHANNEL_RIGHT | B_CHANNEL_REARLEFT | B_CHANNEL_REARRIGHT | B_CHANNEL_CENTER)) {
printf("AssignDefaultSources: 5 channel setup\n");
// left channel:
fOutputChannelInfo[0].source_count = 2;
fOutputChannelInfo[0].source_gain[0] = 1.0;
fOutputChannelInfo[0].source_type[0] = ChannelMaskToChannelType(B_CHANNEL_LEFT);
fOutputChannelInfo[0].source_gain[1] = 0.6;
fOutputChannelInfo[0].source_type[1] = ChannelMaskToChannelType(B_CHANNEL_SUB);
// right channel:
fOutputChannelInfo[1].source_count = 2;
fOutputChannelInfo[1].source_gain[0] = 1.0;
fOutputChannelInfo[1].source_type[0] = ChannelMaskToChannelType(B_CHANNEL_RIGHT);
fOutputChannelInfo[1].source_gain[1] = 0.6;
fOutputChannelInfo[1].source_type[1] = ChannelMaskToChannelType(B_CHANNEL_SUB);
// rear-left channel:
fOutputChannelInfo[2].source_count = 2;
fOutputChannelInfo[2].source_gain[0] = 1.0;
fOutputChannelInfo[2].source_type[0] = ChannelMaskToChannelType(B_CHANNEL_REARLEFT);
fOutputChannelInfo[2].source_gain[1] = 0.6;
fOutputChannelInfo[2].source_type[1] = ChannelMaskToChannelType(B_CHANNEL_SUB);
// rear-right channel:
fOutputChannelInfo[3].source_count = 2;
fOutputChannelInfo[3].source_gain[0] = 1.0;
fOutputChannelInfo[3].source_type[0] = ChannelMaskToChannelType(B_CHANNEL_REARRIGHT);
fOutputChannelInfo[3].source_gain[1] = 0.6;
fOutputChannelInfo[3].source_type[1] = ChannelMaskToChannelType(B_CHANNEL_SUB);
// center channel:
fOutputChannelInfo[4].source_count = 2;
fOutputChannelInfo[4].source_gain[0] = 1.0;
fOutputChannelInfo[4].source_type[0] = ChannelMaskToChannelType(B_CHANNEL_CENTER);
fOutputChannelInfo[4].source_gain[1] = 0.5;
fOutputChannelInfo[4].source_type[1] = ChannelMaskToChannelType(B_CHANNEL_SUB);
} else {
printf("AssignDefaultSources: no default setup\n");
}
for (int i = 0; i < fOutputChannelCount; i++) {
for (int j = 0; j < fOutputChannelInfo[i].source_count; j++) {
printf("AssignDefaultSources: output channel %d, source %d: des 0x%08X (type %2d), gain %.3f\n", i, j, ChannelTypeToChannelMask(fOutputChannelInfo[i].source_type[j]), fOutputChannelInfo[i].source_type[j], fOutputChannelInfo[i].source_gain[j]);