From e661b3211a10166b24a8f414d884caabdd8d53e1 Mon Sep 17 00:00:00 2001 From: xufuji456 Date: Fri, 21 Oct 2022 14:32:24 +0800 Subject: [PATCH] Feature: remove video_player.cpp --- app/src/main/cpp/CMakeLists.txt | 1 - app/src/main/cpp/video_player.cpp | 144 ------------------------------ 2 files changed, 145 deletions(-) delete mode 100644 app/src/main/cpp/video_player.cpp diff --git a/app/src/main/cpp/CMakeLists.txt b/app/src/main/cpp/CMakeLists.txt index a7c25ca..ce5e9ae 100644 --- a/app/src/main/cpp/CMakeLists.txt +++ b/app/src/main/cpp/CMakeLists.txt @@ -56,7 +56,6 @@ add_library( # Sets the name of the library. ${SRC_VISUALIZER} ${SRC_METADATA} # ${SRC_FFPLAYER} - video_player.cpp video_filter.c ffprobe_cmd.cpp video_cutting.cpp diff --git a/app/src/main/cpp/video_player.cpp b/app/src/main/cpp/video_player.cpp deleted file mode 100644 index 69b4907..0000000 --- a/app/src/main/cpp/video_player.cpp +++ /dev/null @@ -1,144 +0,0 @@ -// -// Created by frank on 2018/2/1. -// -#include -#include -#include -#include - -#ifdef __cplusplus -extern "C" { -#endif -#include "libavcodec/avcodec.h" -#include "libavformat/avformat.h" -#include "libswscale/swscale.h" -#include "libavutil/imgutils.h" -#include "ffmpeg_jni_define.h" - -#define TAG "VideoPlayer" - -float play_rate = 1; -long duration = 0; - -VIDEO_PLAYER_FUNC(jint, play, jstring filePath, jobject surface) { - - const char *file_name = env->GetStringUTFChars( filePath, JNI_FALSE); - LOGE(TAG, "open file:%s\n", file_name); - av_register_all(); - AVFormatContext *pFormatCtx = avformat_alloc_context(); - if (avformat_open_input(&pFormatCtx, file_name, nullptr, nullptr) != 0) { - LOGE(TAG, "Couldn't open file:%s\n", file_name); - return -1; - } - if (avformat_find_stream_info(pFormatCtx, nullptr) < 0) { - LOGE(TAG, "Couldn't find stream information."); - return -1; - } - int videoStream = -1, i; - for (i = 0; i < pFormatCtx->nb_streams; i++) { - if (pFormatCtx->streams[i]->codecpar->codec_type == AVMEDIA_TYPE_VIDEO - && videoStream < 0) { - videoStream = i; - } - } - if (videoStream == -1) { - LOGE(TAG, "couldn't find a video stream."); - return -1; - } - - //get duration of video - if (pFormatCtx->duration != AV_NOPTS_VALUE) { - duration = (long) (pFormatCtx->duration / AV_TIME_BASE); - LOGE(TAG, "duration==%ld", duration); - } - - AVCodecContext *pCodecCtx = pFormatCtx->streams[videoStream]->codec; - AVCodec *pCodec = avcodec_find_decoder(pCodecCtx->codec_id); - if (pCodec == nullptr) { - LOGE(TAG, "couldn't find Codec."); - return -1; - } - if (avcodec_open2(pCodecCtx, pCodec, nullptr) < 0) { - LOGE(TAG, "Couldn't open codec."); - return -1; - } - - ANativeWindow *nativeWindow = ANativeWindow_fromSurface(env, surface); - int videoWidth = pCodecCtx->width; - int videoHeight = pCodecCtx->height; - ANativeWindow_setBuffersGeometry(nativeWindow, videoWidth, videoHeight, - WINDOW_FORMAT_RGBA_8888); - ANativeWindow_Buffer windowBuffer; - if (avcodec_open2(pCodecCtx, pCodec, nullptr) < 0) { - LOGE(TAG, "Couldn't open codec."); - return -1; - } - AVFrame *pFrame = av_frame_alloc(); - AVFrame *pFrameRGBA = av_frame_alloc(); - if (pFrameRGBA == nullptr || pFrame == nullptr) { - LOGE(TAG, "Couldn't allocate video frame."); - return -1; - } - int numBytes = av_image_get_buffer_size(AV_PIX_FMT_RGBA, pCodecCtx->width, pCodecCtx->height, - 1); - - uint8_t *buffer = (uint8_t *) av_malloc(numBytes * sizeof(uint8_t)); - av_image_fill_arrays(pFrameRGBA->data, pFrameRGBA->linesize, buffer, AV_PIX_FMT_RGBA, - pCodecCtx->width, pCodecCtx->height, 1); - - struct SwsContext *sws_ctx = sws_getContext(pCodecCtx->width, - pCodecCtx->height, - pCodecCtx->pix_fmt, - pCodecCtx->width, - pCodecCtx->height, - AV_PIX_FMT_RGBA, - SWS_BILINEAR, - nullptr, - nullptr, - nullptr); - - int frameFinished; - AVPacket packet; - - while (av_read_frame(pFormatCtx, &packet) >= 0) { - if (packet.stream_index == videoStream) { - avcodec_decode_video2(pCodecCtx, pFrame, &frameFinished, &packet); - if (frameFinished) { - // lock native window - ANativeWindow_lock(nativeWindow, &windowBuffer, nullptr); - sws_scale(sws_ctx, (uint8_t const *const *) pFrame->data, - pFrame->linesize, 0, pCodecCtx->height, - pFrameRGBA->data, pFrameRGBA->linesize); - uint8_t *dst = static_cast(windowBuffer.bits); - int dstStride = windowBuffer.stride * 4; - uint8_t *src = pFrameRGBA->data[0]; - int srcStride = pFrameRGBA->linesize[0]; - int h; - for (h = 0; h < videoHeight; h++) { - memcpy(dst + h * dstStride, src + h * srcStride, (size_t) srcStride); - } - ANativeWindow_unlockAndPost(nativeWindow); - } - usleep((unsigned long) (1000 * 40 * play_rate)); - } - av_packet_unref(&packet); - } - av_free(buffer); - av_free(pFrameRGBA); - av_free(pFrame); - avcodec_free_context(&pCodecCtx); - avformat_close_input(&pFormatCtx); - return 0; -} - -VIDEO_PLAYER_FUNC(void, setPlayRate, jfloat playRate) { - play_rate = playRate; -} - -VIDEO_PLAYER_FUNC(jint, getDuration) { - return duration; -} - -#ifdef __cplusplus -} -#endif \ No newline at end of file