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added a dedicated mono channel type, allows nicer mapping of 1 channel input

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git-svn-id: file:///srv/svn/repos/haiku/trunk/current@3821 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
beveloper 2003-07-03 23:30:27 +00:00
parent 69517c1537
commit ab276ac888
4 changed files with 60 additions and 18 deletions
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7
src/add-ons/media/media-add-ons/mixer/MixerCore.h
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@ -9,8 +9,11 @@ class MixerOutput;
class Resampler;
// The number of "enum media_multi_channels" types from MediaDefs.h
// XXX should be 18, currently limited to 9
#define MAX_CHANNEL_TYPES 9
// XXX should be 18, but limited to 12 here
#define MAX_CHANNEL_TYPES 12
// XXX using a dedicated mono channel, this should be channel type 31
// but for now we redefine type 12
#define B_CHANNEL_MONO B_CHANNEL_TOP_CENTER
class MixerCore
{

4
src/add-ons/media/media-add-ons/mixer/MixerInput.cpp
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@ -311,13 +311,13 @@ MixerInput::UpdateInputChannelDestinationMask()
case 2:
if (fInputChannelCount == 1 && (GetChannelMask(0, fInputChannelMask) & (B_CHANNEL_LEFT | B_CHANNEL_RIGHT))) {
fInputChannelInfo[0].destination_mask = B_CHANNEL_LEFT | B_CHANNEL_RIGHT;
fInputChannelInfo[0].destination_mask = B_CHANNEL_MONO;
}
break;
default:
if (fInputChannelCount == 1 && (GetChannelMask(0, fInputChannelMask) & (B_CHANNEL_LEFT | B_CHANNEL_RIGHT))) {
fInputChannelInfo[0].destination_mask = B_CHANNEL_LEFT | B_CHANNEL_RIGHT | B_CHANNEL_REARLEFT | B_CHANNEL_REARRIGHT;
fInputChannelInfo[0].destination_mask = B_CHANNEL_MONO;
}
if (fInputChannelCount == 2 && (GetChannelMask(0, fInputChannelMask) & B_CHANNEL_LEFT)) {
fInputChannelInfo[0].destination_mask = B_CHANNEL_LEFT | B_CHANNEL_REARLEFT;

62
src/add-ons/media/media-add-ons/mixer/MixerOutput.cpp
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@ -120,7 +120,7 @@ MixerOutput::AssignDefaultSources()
// we have only one phycial output channel, and use it as a mix of
// left, right, rear-left, rear-right, center and sub
TRACE("AssignDefaultSources: 1 channel setup\n");
fOutputChannelInfo[0].source_count = 6;
fOutputChannelInfo[0].source_count = 1;
fOutputChannelInfo[0].source_gain[0] = 1.0;
fOutputChannelInfo[0].source_type[0] = ChannelMaskToChannelType(B_CHANNEL_LEFT);
fOutputChannelInfo[0].source_gain[1] = 1.0;
@ -133,11 +133,13 @@ MixerOutput::AssignDefaultSources()
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);
fOutputChannelInfo[0].source_gain[6] = 1.0;
fOutputChannelInfo[0].source_type[6] = ChannelMaskToChannelType(B_CHANNEL_MONO);
} else if (count == 2 && mask == (B_CHANNEL_LEFT | B_CHANNEL_RIGHT)) {
// we have have two phycial output channels
TRACE("AssignDefaultSources: 2 channel setup\n");
// left channel:
fOutputChannelInfo[0].source_count = 4;
fOutputChannelInfo[0].source_count = 5;
fOutputChannelInfo[0].source_gain[0] = 1.0;
fOutputChannelInfo[0].source_type[0] = ChannelMaskToChannelType(B_CHANNEL_LEFT);
fOutputChannelInfo[0].source_gain[1] = 0.8;
@ -146,8 +148,10 @@ MixerOutput::AssignDefaultSources()
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);
fOutputChannelInfo[0].source_gain[4] = 1.0;
fOutputChannelInfo[0].source_type[4] = ChannelMaskToChannelType(B_CHANNEL_MONO);
// right channel:
fOutputChannelInfo[1].source_count = 4;
fOutputChannelInfo[1].source_count = 5;
fOutputChannelInfo[1].source_gain[0] = 1.0;
fOutputChannelInfo[1].source_type[0] = ChannelMaskToChannelType(B_CHANNEL_RIGHT);
fOutputChannelInfo[1].source_gain[1] = 0.8;
@ -156,70 +160,102 @@ MixerOutput::AssignDefaultSources()
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);
fOutputChannelInfo[1].source_gain[4] = 1.0;
fOutputChannelInfo[1].source_type[4] = ChannelMaskToChannelType(B_CHANNEL_MONO);
} else if (count == 4 && mask == (B_CHANNEL_LEFT | B_CHANNEL_RIGHT | B_CHANNEL_REARLEFT | B_CHANNEL_REARRIGHT)) {
TRACE("AssignDefaultSources: 4 channel setup\n");
// left channel:
fOutputChannelInfo[0].source_count = 3;
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] = 0.7;
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);
fOutputChannelInfo[0].source_gain[3] = 1.0;
fOutputChannelInfo[0].source_type[3] = ChannelMaskToChannelType(B_CHANNEL_MONO);
// right channel:
fOutputChannelInfo[1].source_count = 3;
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] = 0.7;
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);
fOutputChannelInfo[1].source_gain[3] = 1.0;
fOutputChannelInfo[1].source_type[3] = ChannelMaskToChannelType(B_CHANNEL_MONO);
// rear-left channel:
fOutputChannelInfo[2].source_count = 2;
fOutputChannelInfo[2].source_count = 3;
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);
fOutputChannelInfo[2].source_gain[2] = 0.9;
fOutputChannelInfo[2].source_type[2] = ChannelMaskToChannelType(B_CHANNEL_MONO);
// rear-right channel:
fOutputChannelInfo[3].source_count = 2;
fOutputChannelInfo[3].source_count = 3;
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);
fOutputChannelInfo[3].source_gain[2] = 0.9;
fOutputChannelInfo[3].source_type[2] = ChannelMaskToChannelType(B_CHANNEL_MONO);
} else if (count == 5 && mask == (B_CHANNEL_LEFT | B_CHANNEL_RIGHT | B_CHANNEL_REARLEFT | B_CHANNEL_REARRIGHT | B_CHANNEL_CENTER)) {
TRACE("AssignDefaultSources: 5 channel setup\n");
// left channel:
fOutputChannelInfo[0].source_count = 2;
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] = 0.6;
fOutputChannelInfo[0].source_type[1] = ChannelMaskToChannelType(B_CHANNEL_SUB);
fOutputChannelInfo[0].source_gain[2] = 1.0;
fOutputChannelInfo[0].source_type[2] = ChannelMaskToChannelType(B_CHANNEL_MONO);
// right channel:
fOutputChannelInfo[1].source_count = 2;
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] = 0.6;
fOutputChannelInfo[1].source_type[1] = ChannelMaskToChannelType(B_CHANNEL_SUB);
fOutputChannelInfo[1].source_gain[2] = 1.0;
fOutputChannelInfo[1].source_type[2] = ChannelMaskToChannelType(B_CHANNEL_MONO);
// rear-left channel:
fOutputChannelInfo[2].source_count = 2;
fOutputChannelInfo[2].source_count = 3;
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);
fOutputChannelInfo[2].source_gain[2] = 0.9;
fOutputChannelInfo[2].source_type[2] = ChannelMaskToChannelType(B_CHANNEL_MONO);
// rear-right channel:
fOutputChannelInfo[3].source_count = 2;
fOutputChannelInfo[3].source_count = 3;
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);
fOutputChannelInfo[3].source_gain[2] = 0.9;
fOutputChannelInfo[3].source_type[2] = ChannelMaskToChannelType(B_CHANNEL_MONO);
// center channel:
fOutputChannelInfo[4].source_count = 2;
fOutputChannelInfo[4].source_count = 3;
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);
fOutputChannelInfo[4].source_gain[2] = 0.8;
fOutputChannelInfo[4].source_type[2] = ChannelMaskToChannelType(B_CHANNEL_MONO);
} else {
TRACE("AssignDefaultSources: no default setup\n");
TRACE("AssignDefaultSources: no default setup, adding mono channel to first two channels\n");
if (count >= 1) {
// this is not a left channel, but we add the mono channel anyway
fOutputChannelInfo[0].source_gain[fOutputChannelInfo[0].source_count] = 1.0;
fOutputChannelInfo[0].source_type[fOutputChannelInfo[0].source_count] = ChannelMaskToChannelType(B_CHANNEL_MONO);
fOutputChannelInfo[0].source_count++;
}
if (count >= 2) {
// this is not a right channel, but we add the mono channel anyway
fOutputChannelInfo[1].source_gain[fOutputChannelInfo[1].source_count] = 1.0;
fOutputChannelInfo[1].source_type[fOutputChannelInfo[1].source_count] = ChannelMaskToChannelType(B_CHANNEL_MONO);
fOutputChannelInfo[1].source_count++;
}
}
for (int i = 0; i < fOutputChannelCount; i++) {

5
src/add-ons/media/media-add-ons/mixer/MixerUtils.cpp
View File

@ -6,6 +6,7 @@
#include "MixerUtils.h"
#include "MixerInput.h"
#include "MixerOutput.h"
#include "MixerCore.h"
#include "debug.h"
const char *StringForFormat(char *str, const media_format & format);
@ -31,13 +32,15 @@ StringForChannelMask(char *str, uint32 mask)
DECODE(B_CHANNEL_BACK_CENTER, "Back-Center");
DECODE(B_CHANNEL_SIDE_LEFT, "Side-Left");
DECODE(B_CHANNEL_SIDE_RIGHT, "Side-Right");
DECODE(B_CHANNEL_TOP_CENTER, "Top-Center");
// XXX disabled for mono workaround
// DECODE(B_CHANNEL_TOP_CENTER, "Top-Center");
DECODE(B_CHANNEL_TOP_FRONT_LEFT, "Top-Front-Left");
DECODE(B_CHANNEL_TOP_FRONT_CENTER, "Top-Front-Center");
DECODE(B_CHANNEL_TOP_FRONT_RIGHT, "Top-Front-Right");
DECODE(B_CHANNEL_TOP_BACK_LEFT, "Top-Back-Left");
DECODE(B_CHANNEL_TOP_BACK_CENTER, "Top-Back-Center");
DECODE(B_CHANNEL_TOP_BACK_RIGHT, "Top-Back-Right");
DECODE(B_CHANNEL_MONO, "Mono");
#undef DECODE
if (mask)
sprintf(str + strlen(str), "0x%08X", mask);