Audio: Support FCC_LIMIT for 22.2 testing

Test: Basic audio checks
Bug: 189325443
Change-Id: Ie49f077e5deb7dcbc6acc32502d9ce82bcb85c04
diff --git a/media/libaaudio/src/core/AAudioStreamParameters.cpp b/media/libaaudio/src/core/AAudioStreamParameters.cpp
index 0d60120..acfac24 100644
--- a/media/libaaudio/src/core/AAudioStreamParameters.cpp
+++ b/media/libaaudio/src/core/AAudioStreamParameters.cpp
@@ -25,8 +25,7 @@
 
 // TODO These defines should be moved to a central place in audio.
 #define SAMPLES_PER_FRAME_MIN        1
-// TODO Remove 8 channel limitation.
-#define SAMPLES_PER_FRAME_MAX        FCC_8
+#define SAMPLES_PER_FRAME_MAX        FCC_LIMIT
 #define SAMPLE_RATE_HZ_MIN           8000
 // HDMI supports up to 32 channels at 1536000 Hz.
 #define SAMPLE_RATE_HZ_MAX           1600000
diff --git a/media/libaaudio/src/core/AudioStreamBuilder.cpp b/media/libaaudio/src/core/AudioStreamBuilder.cpp
index 2135c54..e015592 100644
--- a/media/libaaudio/src/core/AudioStreamBuilder.cpp
+++ b/media/libaaudio/src/core/AudioStreamBuilder.cpp
@@ -43,8 +43,7 @@
 // on the edge of being ridiculous.
 // TODO These defines should be moved to a central place in audio.
 #define SAMPLES_PER_FRAME_MIN        1
-// TODO Remove 8 channel limitation.
-#define SAMPLES_PER_FRAME_MAX        FCC_8
+#define SAMPLES_PER_FRAME_MAX        FCC_LIMIT
 #define SAMPLE_RATE_HZ_MIN           8000
 // HDMI supports up to 32 channels at 1536000 Hz.
 #define SAMPLE_RATE_HZ_MAX           1600000
diff --git a/media/libaudioprocessing/AudioMixerOps.h b/media/libaudioprocessing/AudioMixerOps.h
index 8d374c9..a56d9cb 100644
--- a/media/libaudioprocessing/AudioMixerOps.h
+++ b/media/libaudioprocessing/AudioMixerOps.h
@@ -17,6 +17,8 @@
 #ifndef ANDROID_AUDIO_MIXER_OPS_H
 #define ANDROID_AUDIO_MIXER_OPS_H
 
+#include <system/audio.h>
+
 namespace android {
 
 // Hack to make static_assert work in a constexpr
@@ -231,7 +233,7 @@
         typename TO, typename TI, typename TV,
         typename F>
 void stereoVolumeHelper(TO*& out, const TI*& in, const TV *vol, F f) {
-    static_assert(NCHAN > 0 && NCHAN <= 8);
+    static_assert(NCHAN > 0 && NCHAN <= FCC_LIMIT);
     static_assert(MIXTYPE == MIXTYPE_MULTI_STEREOVOL
             || MIXTYPE == MIXTYPE_MULTI_SAVEONLY_STEREOVOL
             || MIXTYPE == MIXTYPE_STEREOEXPAND
diff --git a/media/libaudioprocessing/AudioResampler.cpp b/media/libaudioprocessing/AudioResampler.cpp
index c761b38..51673d7 100644
--- a/media/libaudioprocessing/AudioResampler.cpp
+++ b/media/libaudioprocessing/AudioResampler.cpp
@@ -268,7 +268,7 @@
         mPhaseFraction(0),
         mQuality(quality) {
 
-    const int maxChannels = quality < DYN_LOW_QUALITY ? 2 : 8;
+    const int maxChannels = quality < DYN_LOW_QUALITY ? FCC_2 : FCC_LIMIT;
     if (inChannelCount < 1
             || inChannelCount > maxChannels) {
         LOG_ALWAYS_FATAL("Unsupported sample format %d quality %d channels",
diff --git a/media/libaudioprocessing/AudioResamplerDyn.cpp b/media/libaudioprocessing/AudioResamplerDyn.cpp
index 1aacfd1..21d3d36 100644
--- a/media/libaudioprocessing/AudioResamplerDyn.cpp
+++ b/media/libaudioprocessing/AudioResamplerDyn.cpp
@@ -545,8 +545,8 @@
     // Note: A stride of 2 is achieved with non-SIMD processing.
     int stride = ((c.mHalfNumCoefs & 7) == 0) ? 16 : 2;
     LOG_ALWAYS_FATAL_IF(stride < 16, "Resampler stride must be 16 or more");
-    LOG_ALWAYS_FATAL_IF(mChannelCount < 1 || mChannelCount > 8,
-            "Resampler channels(%d) must be between 1 to 8", mChannelCount);
+    LOG_ALWAYS_FATAL_IF(mChannelCount < 1 || mChannelCount > FCC_LIMIT,
+            "Resampler channels(%d) must be between 1 to %d", mChannelCount, FCC_LIMIT);
     // stride 16 (falls back to stride 2 for machines that do not support NEON)
     if (locked) {
         switch (mChannelCount) {
diff --git a/media/libaudioprocessing/include/media/AudioMixerBase.h b/media/libaudioprocessing/include/media/AudioMixerBase.h
index cf84b83..3419816 100644
--- a/media/libaudioprocessing/include/media/AudioMixerBase.h
+++ b/media/libaudioprocessing/include/media/AudioMixerBase.h
@@ -45,8 +45,7 @@
 {
 public:
     // Do not change these unless underlying code changes.
-    // This mixer has a hard-coded upper limit of 8 channels for output.
-    static constexpr uint32_t MAX_NUM_CHANNELS = FCC_8;
+    static constexpr uint32_t MAX_NUM_CHANNELS = FCC_LIMIT;
     static constexpr uint32_t MAX_NUM_VOLUMES = FCC_2; // stereo volume only
 
     static const uint16_t UNITY_GAIN_INT = 0x1000;
diff --git a/media/libeffects/visualizer/EffectVisualizer.cpp b/media/libeffects/visualizer/EffectVisualizer.cpp
index f838892..1551e33 100644
--- a/media/libeffects/visualizer/EffectVisualizer.cpp
+++ b/media/libeffects/visualizer/EffectVisualizer.cpp
@@ -157,7 +157,7 @@
     if (pConfig->inputCfg.format != pConfig->outputCfg.format) return -EINVAL;
     const uint32_t channelCount = audio_channel_count_from_out_mask(pConfig->inputCfg.channels);
 #ifdef SUPPORT_MC
-    if (channelCount < 1 || channelCount > FCC_8) return -EINVAL;
+    if (channelCount < 1 || channelCount > FCC_LIMIT) return -EINVAL;
 #else
     if (channelCount != FCC_2) return -EINVAL;
 #endif