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134 lines
4.6 KiB
134 lines
4.6 KiB
// Copyright (C) 2020 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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#include "host-common/H264PingInfoParser.h"
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#define H264_DEBUG 0
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#if H264_DEBUG
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#define RED "\x1B[31m"
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#define GRN "\x1B[32m"
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#define YEL "\x1B[33m"
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#define BLU "\x1B[34m"
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#define MAG "\x1B[35m"
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#define CYN "\x1B[36m"
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#define WHT "\x1B[37m"
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#define RESET "\x1B[0m"
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#define H264_PRINT(color, fmt, ...) \
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fprintf(stderr, color "H264PingInfoParser: %s:%d " fmt "\n" RESET, \
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__func__, __LINE__, ##__VA_ARGS__);
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#else
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#define H264_PRINT(fmt, ...)
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#endif
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#define H264_INFO(fmt, ...) H264_PRINT(RESET, fmt, ##__VA_ARGS__);
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#define H264_WARN(fmt, ...) H264_PRINT(YEL, fmt, ##__VA_ARGS__);
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#define H264_ERROR(fmt, ...) H264_PRINT(RED, fmt, ##__VA_ARGS__);
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namespace android {
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namespace emulation {
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H264PingInfoParser::H264PingInfoParser(void* ptr) {
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mVersion = parseVersion(ptr);
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}
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H264PingInfoParser::H264PingInfoParser(uint32_t version) {
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mVersion = version;
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}
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uint32_t H264PingInfoParser::parseVersion(void* ptr) {
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uint8_t* xptr = (uint8_t*)ptr;
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uint32_t version = *(uint32_t*)xptr;
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return version;
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}
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void H264PingInfoParser::parseInitContextParams(void* ptr,
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InitContextParam& param) {
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uint8_t* xptr = (uint8_t*)ptr;
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param.version = *(uint32_t*)xptr;
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param.width = *(unsigned int*)(xptr + 8);
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param.height = *(unsigned int*)(xptr + 16);
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param.outputWidth = *(unsigned int*)(xptr + 24);
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param.outputHeight = *(unsigned int*)(xptr + 32);
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param.outputPixelFormat = static_cast<PixelFormat>(*(uint8_t*)(xptr + 40));
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param.pHostDecoderId = static_cast<uint64_t*>(getReturnAddress(ptr));
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}
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uint64_t H264PingInfoParser::parseHostDecoderId(void* ptr) {
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if (nullptr == ptr)
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return 0;
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uint64_t key = (*reinterpret_cast<uint64_t*>(ptr));
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return key;
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}
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void H264PingInfoParser::parseDecodeFrameParams(void* ptr,
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DecodeFrameParam& param) {
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param.hostDecoderId = parseHostDecoderId(ptr);
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uint64_t offset = *(uint64_t*)((uint8_t*)ptr + 8);
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param.pData = (uint8_t*)ptr + offset;
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param.size = *(size_t*)((uint8_t*)ptr + 16);
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param.pts = *(size_t*)((uint8_t*)ptr + 24);
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uint8_t* retptr = (uint8_t*)getReturnAddress(ptr);
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param.pConsumedBytes = (size_t*)(retptr);
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param.pDecoderErrorCode = (int*)(retptr + 8);
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}
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void H264PingInfoParser::parseResetParams(void* ptr, ResetParam& param) {
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uint8_t* xptr = (uint8_t*)ptr;
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param.hostDecoderId = parseHostDecoderId(ptr);
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param.width = *(unsigned int*)(xptr + 8);
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param.height = *(unsigned int*)(xptr + 16);
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param.outputWidth = *(unsigned int*)(xptr + 24);
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param.outputHeight = *(unsigned int*)(xptr + 32);
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param.outputPixelFormat = static_cast<PixelFormat>(*(uint8_t*)(xptr + 40));
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}
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int32_t H264PingInfoParser::parseHostColorBufferId(void* ptr) {
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// Guest will pass us the hsot color buffer id to send decoded frame to
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uint8_t* xptr = (uint8_t*)ptr;
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int32_t colorBufferId = *(int32_t*)(xptr + 16);
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return colorBufferId;
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}
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void* H264PingInfoParser::getReturnAddress(void* ptr) {
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uint8_t* xptr = (uint8_t*)ptr;
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void* pint = (void*)(xptr + 256);
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return pint;
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}
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void H264PingInfoParser::parseGetImageParams(void* ptr, GetImageParam& param) {
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param.hostDecoderId = parseHostDecoderId(ptr);
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if (mVersion == 100) {
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param.hostColorBufferId = -1;
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} else if (mVersion == 200) {
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param.hostColorBufferId = parseHostColorBufferId(ptr);
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}
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uint8_t* retptr = (uint8_t*)getReturnAddress(ptr);
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param.pDecoderErrorCode = (int*)(retptr);
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param.pRetWidth = (uint32_t*)(retptr + 8);
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param.pRetHeight = (uint32_t*)(retptr + 16);
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param.pRetPts = (uint64_t*)(retptr + 24);
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param.pRetColorPrimaries = (uint32_t*)(retptr + 32);
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param.pRetColorRange = (uint32_t*)(retptr + 40);
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param.pRetColorTransfer = (uint32_t*)(retptr + 48);
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param.pRetColorSpace = (uint32_t*)(retptr + 56);
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uint8_t* xptr = (uint8_t*)ptr;
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uint64_t offset = *(uint64_t*)(xptr + 8);
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param.pDecodedFrame = (uint8_t*)ptr + offset;
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}
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} // namespace emulation
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} // namespace android
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