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237 lines
9.1 KiB
237 lines
9.1 KiB
/*
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* Copyright (C) 2016 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#define LOG_TAG "android.hardware.tv.input@1.0-service"
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#include <android-base/logging.h>
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#include "TvInput.h"
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namespace android {
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namespace hardware {
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namespace tv {
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namespace input {
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namespace V1_0 {
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namespace implementation {
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static_assert(TV_INPUT_TYPE_OTHER_HARDWARE == static_cast<int>(TvInputType::OTHER),
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"TvInputType::OTHER must match legacy value.");
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static_assert(TV_INPUT_TYPE_TUNER == static_cast<int>(TvInputType::TUNER),
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"TvInputType::TUNER must match legacy value.");
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static_assert(TV_INPUT_TYPE_COMPOSITE == static_cast<int>(TvInputType::COMPOSITE),
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"TvInputType::COMPOSITE must match legacy value.");
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static_assert(TV_INPUT_TYPE_SVIDEO == static_cast<int>(TvInputType::SVIDEO),
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"TvInputType::SVIDEO must match legacy value.");
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static_assert(TV_INPUT_TYPE_SCART == static_cast<int>(TvInputType::SCART),
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"TvInputType::SCART must match legacy value.");
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static_assert(TV_INPUT_TYPE_COMPONENT == static_cast<int>(TvInputType::COMPONENT),
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"TvInputType::COMPONENT must match legacy value.");
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static_assert(TV_INPUT_TYPE_VGA == static_cast<int>(TvInputType::VGA),
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"TvInputType::VGA must match legacy value.");
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static_assert(TV_INPUT_TYPE_DVI == static_cast<int>(TvInputType::DVI),
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"TvInputType::DVI must match legacy value.");
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static_assert(TV_INPUT_TYPE_HDMI == static_cast<int>(TvInputType::HDMI),
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"TvInputType::HDMI must match legacy value.");
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static_assert(TV_INPUT_TYPE_DISPLAY_PORT == static_cast<int>(TvInputType::DISPLAY_PORT),
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"TvInputType::DISPLAY_PORT must match legacy value.");
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static_assert(TV_INPUT_EVENT_DEVICE_AVAILABLE == static_cast<int>(
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TvInputEventType::DEVICE_AVAILABLE),
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"TvInputEventType::DEVICE_AVAILABLE must match legacy value.");
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static_assert(TV_INPUT_EVENT_DEVICE_UNAVAILABLE == static_cast<int>(
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TvInputEventType::DEVICE_UNAVAILABLE),
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"TvInputEventType::DEVICE_UNAVAILABLE must match legacy value.");
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static_assert(TV_INPUT_EVENT_STREAM_CONFIGURATIONS_CHANGED == static_cast<int>(
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TvInputEventType::STREAM_CONFIGURATIONS_CHANGED),
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"TvInputEventType::STREAM_CONFIGURATIONS_CHANGED must match legacy value.");
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sp<ITvInputCallback> TvInput::mCallback = nullptr;
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TvInput::TvInput(tv_input_device_t* device) : mDevice(device) {
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mCallbackOps.notify = &TvInput::notify;
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}
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TvInput::~TvInput() {
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if (mDevice != nullptr) {
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free(mDevice);
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}
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}
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// Methods from ::android::hardware::tv_input::V1_0::ITvInput follow.
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Return<void> TvInput::setCallback(const sp<ITvInputCallback>& callback) {
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mCallback = callback;
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if (mCallback != nullptr) {
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mDevice->initialize(mDevice, &mCallbackOps, nullptr);
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}
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return Void();
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}
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Return<void> TvInput::getStreamConfigurations(int32_t deviceId, getStreamConfigurations_cb cb) {
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int32_t configCount = 0;
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const tv_stream_config_t* configs = nullptr;
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int ret = mDevice->get_stream_configurations(mDevice, deviceId, &configCount, &configs);
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Result res = Result::UNKNOWN;
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hidl_vec<TvStreamConfig> tvStreamConfigs;
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if (ret == 0) {
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res = Result::OK;
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tvStreamConfigs.resize(getSupportedConfigCount(configCount, configs));
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int32_t pos = 0;
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for (int32_t i = 0; i < configCount; ++i) {
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if (isSupportedStreamType(configs[i].type)) {
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tvStreamConfigs[pos].streamId = configs[i].stream_id;
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tvStreamConfigs[pos].maxVideoWidth = configs[i].max_video_width;
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tvStreamConfigs[pos].maxVideoHeight = configs[i].max_video_height;
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++pos;
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}
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}
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} else if (ret == -EINVAL) {
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res = Result::INVALID_ARGUMENTS;
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}
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cb(res, tvStreamConfigs);
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return Void();
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}
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Return<void> TvInput::openStream(int32_t deviceId, int32_t streamId, openStream_cb cb) {
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tv_stream_t stream;
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stream.stream_id = streamId;
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int ret = mDevice->open_stream(mDevice, deviceId, &stream);
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Result res = Result::UNKNOWN;
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native_handle_t* sidebandStream = nullptr;
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if (ret == 0) {
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if (isSupportedStreamType(stream.type)) {
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res = Result::OK;
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sidebandStream = stream.sideband_stream_source_handle;
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}
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} else {
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if (ret == -EBUSY) {
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res = Result::NO_RESOURCE;
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} else if (ret == -EEXIST) {
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res = Result::INVALID_STATE;
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} else if (ret == -EINVAL) {
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res = Result::INVALID_ARGUMENTS;
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}
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}
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cb(res, sidebandStream);
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return Void();
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}
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Return<Result> TvInput::closeStream(int32_t deviceId, int32_t streamId) {
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int ret = mDevice->close_stream(mDevice, deviceId, streamId);
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Result res = Result::UNKNOWN;
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if (ret == 0) {
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res = Result::OK;
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} else if (ret == -ENOENT) {
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res = Result::INVALID_STATE;
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} else if (ret == -EINVAL) {
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res = Result::INVALID_ARGUMENTS;
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}
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return res;
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}
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// static
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void TvInput::notify(struct tv_input_device* __unused, tv_input_event_t* event,
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void* optionalStatus) {
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if (mCallback != nullptr && event != nullptr) {
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// Capturing is no longer supported.
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if (event->type >= TV_INPUT_EVENT_CAPTURE_SUCCEEDED) {
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return;
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}
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TvInputEvent tvInputEvent;
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tvInputEvent.type = static_cast<TvInputEventType>(event->type);
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tvInputEvent.deviceInfo.deviceId = event->device_info.device_id;
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tvInputEvent.deviceInfo.type = static_cast<TvInputType>(
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event->device_info.type);
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tvInputEvent.deviceInfo.portId = event->device_info.hdmi.port_id;
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CableConnectionStatus connectionStatus = CableConnectionStatus::UNKNOWN;
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if (optionalStatus != nullptr &&
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((event->type == TV_INPUT_EVENT_STREAM_CONFIGURATIONS_CHANGED) ||
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(event->type == TV_INPUT_EVENT_DEVICE_AVAILABLE))) {
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int newStatus = *reinterpret_cast<int*>(optionalStatus);
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if (newStatus <= static_cast<int>(CableConnectionStatus::DISCONNECTED) &&
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newStatus >= static_cast<int>(CableConnectionStatus::UNKNOWN)) {
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connectionStatus = static_cast<CableConnectionStatus>(newStatus);
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}
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}
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tvInputEvent.deviceInfo.cableConnectionStatus = connectionStatus;
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// TODO: Ensure the legacy audio type code is the same once audio HAL default
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// implementation is ready.
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tvInputEvent.deviceInfo.audioType = static_cast<AudioDevice>(
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event->device_info.audio_type);
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memset(tvInputEvent.deviceInfo.audioAddress.data(), 0,
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tvInputEvent.deviceInfo.audioAddress.size());
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const char* address = event->device_info.audio_address;
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if (address != nullptr) {
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size_t size = strlen(address);
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if (size > tvInputEvent.deviceInfo.audioAddress.size()) {
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LOG(ERROR) << "Audio address is too long. Address:" << address << "";
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return;
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}
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for (size_t i = 0; i < size; ++i) {
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tvInputEvent.deviceInfo.audioAddress[i] =
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static_cast<uint8_t>(event->device_info.audio_address[i]);
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}
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}
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mCallback->notify(tvInputEvent);
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}
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}
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// static
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uint32_t TvInput::getSupportedConfigCount(uint32_t configCount,
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const tv_stream_config_t* configs) {
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uint32_t supportedConfigCount = 0;
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for (uint32_t i = 0; i < configCount; ++i) {
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if (isSupportedStreamType(configs[i].type)) {
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supportedConfigCount++;
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}
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}
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return supportedConfigCount;
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}
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// static
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bool TvInput::isSupportedStreamType(int type) {
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// Buffer producer type is no longer supported.
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return type != TV_STREAM_TYPE_BUFFER_PRODUCER;
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}
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ITvInput* HIDL_FETCH_ITvInput(const char* /* name */) {
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int ret = 0;
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const hw_module_t* hw_module = nullptr;
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tv_input_device_t* input_device;
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ret = hw_get_module(TV_INPUT_HARDWARE_MODULE_ID, &hw_module);
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if (ret == 0 && hw_module->methods->open != nullptr) {
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ret = hw_module->methods->open(hw_module, TV_INPUT_DEFAULT_DEVICE,
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reinterpret_cast<hw_device_t**>(&input_device));
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if (ret == 0) {
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return new TvInput(input_device);
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}
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else {
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LOG(ERROR) << "Passthrough failed to load legacy HAL.";
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return nullptr;
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}
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}
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else {
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LOG(ERROR) << "hw_get_module " << TV_INPUT_HARDWARE_MODULE_ID
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<< " failed: " << ret;
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return nullptr;
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}
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}
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} // namespace implementation
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} // namespace V1_0
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} // namespace input
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} // namespace tv
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} // namespace hardware
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} // namespace android
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