132 lines
4.4 KiB
132 lines
4.4 KiB
/*
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* 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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*/
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#include <stdlib.h>
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#include "../includes/common.h"
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// This PoC is only for 64-bit builds
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#if _64_BIT
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#include <media/NdkMediaCodec.h>
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#define DEQUEUE_BUFFER_TIMEOUT_MICROSECONDS 1000
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#define TOTAL_TIMEOUT_MICROSECONDS (300 * 1000 * 1000)
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#define FILE_SIZE 72
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#define VIDEO_MAX_WIDTH 176
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#define VIDEO_MAX_HEIGHT 144
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#endif /* _64_BIT */
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int main(int argc, char *argv[]) {
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(void)argc;
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(void)argv;
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// This PoC is only for 64-bit builds
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#if _64_BIT
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if (argc != 2) {
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return EXIT_FAILURE;
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}
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FILE *inFile = fopen(argv[1], "rb");
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if (!inFile) {
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return EXIT_FAILURE;
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}
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AMediaCodec *codec;
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media_status_t status;
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int64_t inActiveTime = 0ll;
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bool isEncoder = false;
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codec = AMediaCodec_createCodecByName("c2.android.av1-aom.decoder");
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if (!codec) {
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fclose(inFile);
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return EXIT_FAILURE;
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}
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/* Set Format */
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AMediaFormat *format = AMediaFormat_new();
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if (!format) {
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fclose(inFile);
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AMediaCodec_delete(codec);
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return EXIT_FAILURE;
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}
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AMediaFormat_setString(format, AMEDIAFORMAT_KEY_MIME, "video/av01");
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AMediaFormat_setInt32(format, AMEDIAFORMAT_KEY_MAX_INPUT_SIZE, FILE_SIZE);
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AMediaFormat_setInt32(format, AMEDIAFORMAT_KEY_WIDTH, VIDEO_MAX_WIDTH);
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AMediaFormat_setInt32(format, AMEDIAFORMAT_KEY_HEIGHT, VIDEO_MAX_HEIGHT);
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AMediaCodec_configure(codec, format, nullptr, nullptr, isEncoder);
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AMediaCodec_start(codec);
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size_t filePos = 0;
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bool inputEOS = false;
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while (inActiveTime < TOTAL_TIMEOUT_MICROSECONDS) {
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/* Queue input data */
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if (!inputEOS) {
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uint32_t bufferFlags = 0;
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ssize_t inIdx =
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AMediaCodec_dequeueInputBuffer(codec, DEQUEUE_BUFFER_TIMEOUT_MICROSECONDS);
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if (inIdx >= 0) {
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ssize_t bytesRead = 0;
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size_t bufSize;
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uint8_t *buf = AMediaCodec_getInputBuffer(codec, inIdx, &bufSize);
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if (filePos < FILE_SIZE) {
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bytesRead = fread(buf, 1, FILE_SIZE, inFile);
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filePos += FILE_SIZE;
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fseek(inFile, filePos, SEEK_SET);
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}
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if (bytesRead <= 0) {
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bytesRead = 0;
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inputEOS = true;
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bufferFlags |= AMEDIACODEC_BUFFER_FLAG_END_OF_STREAM;
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}
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status = AMediaCodec_queueInputBuffer(codec, inIdx, 0, bytesRead, 0, bufferFlags);
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if (status != AMEDIA_OK) {
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break;
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}
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inActiveTime = 0;
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} else if (inIdx == AMEDIACODEC_INFO_TRY_AGAIN_LATER) {
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inActiveTime += DEQUEUE_BUFFER_TIMEOUT_MICROSECONDS;
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} else {
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break;
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}
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}
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/* Dequeue output */
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AMediaCodecBufferInfo info;
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ssize_t outIdx =
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AMediaCodec_dequeueOutputBuffer(codec, &info, DEQUEUE_BUFFER_TIMEOUT_MICROSECONDS);
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if (outIdx == AMEDIACODEC_INFO_OUTPUT_FORMAT_CHANGED ||
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outIdx == AMEDIACODEC_INFO_OUTPUT_BUFFERS_CHANGED) {
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inActiveTime = 0;
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} else if (outIdx >= 0) {
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status = AMediaCodec_releaseOutputBuffer(codec, outIdx, false);
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if (status != AMEDIA_OK) {
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break;
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}
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if (info.flags & AMEDIACODEC_BUFFER_FLAG_END_OF_STREAM) {
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break;
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}
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inActiveTime = 0;
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} else if (outIdx == AMEDIACODEC_INFO_TRY_AGAIN_LATER) {
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inActiveTime += DEQUEUE_BUFFER_TIMEOUT_MICROSECONDS;
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} else {
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break;
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}
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}
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AMediaFormat_delete(format);
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AMediaCodec_stop(codec);
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AMediaCodec_delete(codec);
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fclose(inFile);
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#endif /* _64_BIT */
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return EXIT_SUCCESS;
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}
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