blob: a9c63f63b6e044593eadabff4ab74762759e4ea6 [file] [log] [blame]
// Copyright 2017 The Cobalt Authors. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include "starboard/shared/starboard/media/media_support_internal.h"
#include "starboard/android/shared/jni_utils.h"
#include "starboard/android/shared/media_common.h"
#include "starboard/audio_sink.h"
#include "starboard/configuration.h"
#include "starboard/configuration_constants.h"
#include "starboard/media.h"
#include "starboard/shared/starboard/media/mime_type.h"
using starboard::android::shared::JniEnvExt;
using starboard::android::shared::ScopedLocalJavaRef;
using starboard::android::shared::SupportedAudioCodecToMimeType;
using starboard::shared::starboard::media::MimeType;
bool SbMediaIsAudioSupported(SbMediaAudioCodec audio_codec,
const char* content_type,
int64_t bitrate) {
if (bitrate >= kSbMediaMaxAudioBitrateInBitsPerSecond) {
return false;
}
// Android now uses libopus based opus decoder.
if (audio_codec == kSbMediaAudioCodecOpus) {
return true;
}
bool is_passthrough = false;
const char* mime =
SupportedAudioCodecToMimeType(audio_codec, &is_passthrough);
if (!mime) {
return false;
}
MimeType mime_type(content_type);
if (strlen(content_type) > 0) {
// Allows for disabling the use of the AudioDeviceCallback API to detect
// when audio peripherals are connected. Enabled by default.
// (https://developer.android.com/reference/android/media/AudioDeviceCallback)
mime_type.RegisterBoolParameter("enableaudiodevicecallback");
// Allows for enabling tunneled playback. Disabled by default.
// (https://source.android.com/devices/tv/multimedia-tunneling)
mime_type.RegisterBoolParameter("tunnelmode");
// Enables audio passthrough if the codec supports it.
mime_type.RegisterBoolParameter("audiopassthrough");
if (!mime_type.is_valid()) {
return false;
}
}
bool enable_tunnel_mode = mime_type.GetParamBoolValue("tunnelmode", false);
if (enable_tunnel_mode && !SbAudioSinkIsAudioSampleTypeSupported(
kSbMediaAudioSampleTypeInt16Deprecated)) {
SB_LOG(WARNING)
<< "Tunnel mode is rejected because int16 sample is required "
"but not supported.";
return false;
}
JniEnvExt* env = JniEnvExt::Get();
ScopedLocalJavaRef<jstring> j_mime(env->NewStringStandardUTFOrAbort(mime));
auto media_codec_supported =
env->CallStaticBooleanMethodOrAbort(
"dev/cobalt/media/MediaCodecUtil", "hasAudioDecoderFor",
"(Ljava/lang/String;IZ)Z", j_mime.Get(), static_cast<jint>(bitrate),
enable_tunnel_mode) == JNI_TRUE;
if (!media_codec_supported) {
return false;
}
if (!is_passthrough) {
return true;
}
if (!mime_type.GetParamBoolValue("audiopassthrough", true)) {
SB_LOG(INFO) << "Passthrough codec is rejected because passthrough is "
"disabled through mime param.";
return false;
}
SbMediaAudioCodingType coding_type;
switch (audio_codec) {
case kSbMediaAudioCodecAc3:
coding_type = kSbMediaAudioCodingTypeAc3;
break;
case kSbMediaAudioCodecEac3:
coding_type = kSbMediaAudioCodingTypeDolbyDigitalPlus;
break;
default:
return false;
}
int encoding =
::starboard::android::shared::GetAudioFormatSampleType(coding_type);
ScopedLocalJavaRef<jobject> j_audio_output_manager(
env->CallStarboardObjectMethodOrAbort(
"getAudioOutputManager", "()Ldev/cobalt/media/AudioOutputManager;"));
return env->CallBooleanMethodOrAbort(j_audio_output_manager.Get(),
"hasPassthroughSupportFor", "(I)Z",
encoding) == JNI_TRUE;
}