mirror of https://github.com/NekoX-Dev/NekoX.git
752 lines
28 KiB
C++
752 lines
28 KiB
C++
#include <jni.h>
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#include <android/bitmap.h>
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#include <cstdint>
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#include <limits>
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#include <string>
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#include <unistd.h>
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#include <linux/stat.h>
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#include <asm/fcntl.h>
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#include <fcntl.h>
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#include <libyuv.h>
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#include "tgnet/ConnectionsManager.h"
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#include "c_utils.h"
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extern "C" {
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#include <libavformat/avformat.h>
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#include <libavformat/isom.h>
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#include <libavutil/eval.h>
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#include <libswscale/swscale.h>
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static const std::string av_make_error_str(int errnum) {
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char errbuf[AV_ERROR_MAX_STRING_SIZE];
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av_strerror(errnum, errbuf, AV_ERROR_MAX_STRING_SIZE);
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return (std::string) errbuf;
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}
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#undef av_err2str
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#define av_err2str(errnum) av_make_error_str(errnum).c_str()
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#define FFMPEG_AVSEEK_SIZE 0x10000
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jclass jclass_AnimatedFileDrawableStream;
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jmethodID jclass_AnimatedFileDrawableStream_read;
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jmethodID jclass_AnimatedFileDrawableStream_cancel;
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jmethodID jclass_AnimatedFileDrawableStream_isFinishedLoadingFile;
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jmethodID jclass_AnimatedFileDrawableStream_getFinishedFilePath;
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typedef struct VideoInfo {
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~VideoInfo() {
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if (video_dec_ctx) {
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avcodec_close(video_dec_ctx);
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video_dec_ctx = nullptr;
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}
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if (fmt_ctx) {
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avformat_close_input(&fmt_ctx);
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fmt_ctx = nullptr;
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}
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if (frame) {
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av_frame_free(&frame);
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frame = nullptr;
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}
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if (src) {
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delete [] src;
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src = nullptr;
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}
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if (stream != nullptr) {
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JNIEnv *jniEnv = nullptr;
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JavaVMAttachArgs jvmArgs;
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jvmArgs.version = JNI_VERSION_1_6;
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bool attached;
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if (JNI_EDETACHED == javaVm->GetEnv((void **) &jniEnv, JNI_VERSION_1_6)) {
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javaVm->AttachCurrentThread(&jniEnv, &jvmArgs);
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attached = true;
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} else {
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attached = false;
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}
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jniEnv->DeleteGlobalRef(stream);
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if (attached) {
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javaVm->DetachCurrentThread();
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}
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stream = nullptr;
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}
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if (ioContext != nullptr) {
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if (ioContext->buffer) {
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av_freep(&ioContext->buffer);
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}
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avio_context_free(&ioContext);
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ioContext = nullptr;
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}
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if (sws_ctx != nullptr) {
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sws_freeContext(sws_ctx);
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sws_ctx = nullptr;
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}
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if (fd >= 0) {
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close(fd);
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fd = -1;
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}
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av_packet_unref(&orig_pkt);
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video_stream_idx = -1;
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video_stream = nullptr;
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audio_stream = nullptr;
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}
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AVFormatContext *fmt_ctx = nullptr;
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char *src = nullptr;
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int video_stream_idx = -1;
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AVStream *video_stream = nullptr;
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AVStream *audio_stream = nullptr;
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AVCodecContext *video_dec_ctx = nullptr;
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AVFrame *frame = nullptr;
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bool has_decoded_frames = false;
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AVPacket pkt;
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AVPacket orig_pkt;
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bool stopped = false;
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bool seeking = false;
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uint8_t __attribute__ ((aligned (16))) *dst_data[1];
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int32_t dst_linesize[1];
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struct SwsContext *sws_ctx = nullptr;
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AVIOContext *ioContext = nullptr;
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unsigned char *ioBuffer = nullptr;
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jobject stream = nullptr;
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int32_t account = 0;
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int fd = -1;
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int64_t file_size = 0;
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int64_t last_seek_p = 0;
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};
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int open_codec_context(int *stream_idx, AVCodecContext **dec_ctx, AVFormatContext *fmt_ctx, enum AVMediaType type) {
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int ret, stream_index;
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AVStream *st;
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AVCodec *dec = NULL;
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AVDictionary *opts = NULL;
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ret = av_find_best_stream(fmt_ctx, type, -1, -1, NULL, 0);
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if (ret < 0) {
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LOGE("can't find %s stream in input file", av_get_media_type_string(type));
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return ret;
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} else {
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stream_index = ret;
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st = fmt_ctx->streams[stream_index];
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dec = avcodec_find_decoder(st->codecpar->codec_id);
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if (!dec) {
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LOGE("failed to find %s codec", av_get_media_type_string(type));
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return AVERROR(EINVAL);
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}
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*dec_ctx = avcodec_alloc_context3(dec);
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if (!*dec_ctx) {
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LOGE("Failed to allocate the %s codec context", av_get_media_type_string(type));
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return AVERROR(ENOMEM);
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}
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if ((ret = avcodec_parameters_to_context(*dec_ctx, st->codecpar)) < 0) {
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LOGE("Failed to copy %s codec parameters to decoder context", av_get_media_type_string(type));
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return ret;
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}
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av_dict_set(&opts, "refcounted_frames", "1", 0);
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if ((ret = avcodec_open2(*dec_ctx, dec, &opts)) < 0) {
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LOGE("Failed to open %s codec", av_get_media_type_string(type));
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return ret;
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}
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*stream_idx = stream_index;
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}
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return 0;
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}
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int decode_packet(VideoInfo *info, int *got_frame) {
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int ret = 0;
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int decoded = info->pkt.size;
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*got_frame = 0;
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if (info->pkt.stream_index == info->video_stream_idx) {
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ret = avcodec_decode_video2(info->video_dec_ctx, info->frame, got_frame, &info->pkt);
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if (ret != 0) {
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return ret;
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}
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}
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return decoded;
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}
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void requestFd(VideoInfo *info) {
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JNIEnv *jniEnv = nullptr;
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JavaVMAttachArgs jvmArgs;
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jvmArgs.version = JNI_VERSION_1_6;
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bool attached;
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if (JNI_EDETACHED == javaVm->GetEnv((void **) &jniEnv, JNI_VERSION_1_6)) {
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javaVm->AttachCurrentThread(&jniEnv, &jvmArgs);
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attached = true;
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} else {
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attached = false;
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}
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jniEnv->CallIntMethod(info->stream, jclass_AnimatedFileDrawableStream_read, (jint) 0, (jint) 1);
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jboolean loaded = jniEnv->CallBooleanMethod(info->stream, jclass_AnimatedFileDrawableStream_isFinishedLoadingFile);
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if (loaded) {
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delete[] info->src;
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jstring src = (jstring) jniEnv->CallObjectMethod(info->stream, jclass_AnimatedFileDrawableStream_getFinishedFilePath);
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char const *srcString = jniEnv->GetStringUTFChars(src, 0);
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size_t len = strlen(srcString);
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info->src = new char[len + 1];
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memcpy(info->src, srcString, len);
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info->src[len] = '\0';
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if (srcString != 0) {
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jniEnv->ReleaseStringUTFChars(src, srcString);
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}
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}
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if (attached) {
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javaVm->DetachCurrentThread();
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}
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info->fd = open(info->src, O_RDONLY, S_IRUSR);
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}
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int readCallback(void *opaque, uint8_t *buf, int buf_size) {
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VideoInfo *info = (VideoInfo *) opaque;
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if (!info->stopped) {
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if (info->fd < 0) {
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requestFd(info);
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}
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if (info->fd >= 0) {
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if (info->last_seek_p + buf_size > info->file_size) {
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buf_size = (int) (info->file_size - info->last_seek_p);
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}
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if (buf_size > 0) {
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JNIEnv *jniEnv = nullptr;
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JavaVMAttachArgs jvmArgs;
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jvmArgs.version = JNI_VERSION_1_6;
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bool attached;
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if (JNI_EDETACHED == javaVm->GetEnv((void **) &jniEnv, JNI_VERSION_1_6)) {
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javaVm->AttachCurrentThread(&jniEnv, &jvmArgs);
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attached = true;
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} else {
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attached = false;
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}
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buf_size = jniEnv->CallIntMethod(info->stream, jclass_AnimatedFileDrawableStream_read, (jint) info->last_seek_p, (jint) buf_size);
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info->last_seek_p += buf_size;
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if (attached) {
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javaVm->DetachCurrentThread();
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}
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return (int) read(info->fd, buf, (size_t) buf_size);
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}
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}
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}
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return 0;
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}
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int64_t seekCallback(void *opaque, int64_t offset, int whence) {
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VideoInfo *info = (VideoInfo *) opaque;
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if (!info->stopped) {
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if (info->fd < 0) {
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requestFd(info);
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}
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if (info->fd >= 0) {
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if (whence & FFMPEG_AVSEEK_SIZE) {
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return info->file_size;
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} else {
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info->last_seek_p = offset;
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lseek(info->fd, off_t(offset), SEEK_SET);
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return offset;
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}
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}
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}
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return 0;
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}
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enum PARAM_NUM {
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PARAM_NUM_SUPPORTED_VIDEO_CODEC = 0,
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PARAM_NUM_WIDTH = 1,
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PARAM_NUM_HEIGHT = 2,
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PARAM_NUM_BITRATE = 3,
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PARAM_NUM_DURATION = 4,
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PARAM_NUM_AUDIO_FRAME_SIZE = 5,
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PARAM_NUM_VIDEO_FRAME_SIZE = 6,
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PARAM_NUM_FRAMERATE = 7,
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PARAM_NUM_ROTATION = 8,
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PARAM_NUM_SUPPORTED_AUDIO_CODEC = 9,
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PARAM_NUM_HAS_AUDIO = 10,
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PARAM_NUM_COUNT = 11,
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};
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void Java_org_telegram_ui_Components_AnimatedFileDrawable_getVideoInfo(JNIEnv *env, jclass clazz,jint sdkVersion, jstring src, jintArray data) {
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VideoInfo *info = new VideoInfo();
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char const *srcString = env->GetStringUTFChars(src, 0);
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size_t len = strlen(srcString);
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info->src = new char[len + 1];
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memcpy(info->src, srcString, len);
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info->src[len] = '\0';
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if (srcString != 0) {
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env->ReleaseStringUTFChars(src, srcString);
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}
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int ret;
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if ((ret = avformat_open_input(&info->fmt_ctx, info->src, NULL, NULL)) < 0) {
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LOGE("can't open source file %s, %s", info->src, av_err2str(ret));
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delete info;
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return;
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}
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if ((ret = avformat_find_stream_info(info->fmt_ctx, NULL)) < 0) {
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LOGE("can't find stream information %s, %s", info->src, av_err2str(ret));
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delete info;
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return;
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}
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if ((ret = av_find_best_stream(info->fmt_ctx, AVMEDIA_TYPE_VIDEO, -1, -1, NULL, 0)) >= 0) {
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info->video_stream = info->fmt_ctx->streams[ret];
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}
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if ((ret = av_find_best_stream(info->fmt_ctx, AVMEDIA_TYPE_AUDIO, -1, -1, NULL, 0)) >= 0) {
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info->audio_stream = info->fmt_ctx->streams[ret];
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}
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if (info->video_stream == nullptr) {
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LOGE("can't find video stream in the input, aborting %s", info->src);
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delete info;
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return;
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}
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jint *dataArr = env->GetIntArrayElements(data, 0);
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if (dataArr != nullptr) {
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//https://developer.android.com/guide/topics/media/media-formats
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dataArr[PARAM_NUM_SUPPORTED_VIDEO_CODEC] =
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info->video_stream->codecpar->codec_id == AV_CODEC_ID_H264 ||
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info->video_stream->codecpar->codec_id == AV_CODEC_ID_H263 ||
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info->video_stream->codecpar->codec_id == AV_CODEC_ID_MPEG4 ||
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info->video_stream->codecpar->codec_id == AV_CODEC_ID_VP8 ||
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info->video_stream->codecpar->codec_id == AV_CODEC_ID_VP9 ||
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(sdkVersion > 21 && info->video_stream->codecpar->codec_id == AV_CODEC_ID_HEVC);
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if (strstr(info->fmt_ctx->iformat->name, "mov") != 0 && dataArr[PARAM_NUM_SUPPORTED_VIDEO_CODEC]) {
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MOVStreamContext *mov = (MOVStreamContext *) info->video_stream->priv_data;
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dataArr[PARAM_NUM_VIDEO_FRAME_SIZE] = (jint) mov->data_size;
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if (info->audio_stream != nullptr) {
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mov = (MOVStreamContext *) info->audio_stream->priv_data;
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dataArr[PARAM_NUM_AUDIO_FRAME_SIZE] = (jint) mov->data_size;
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}
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}
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if (info->audio_stream != nullptr) {
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//https://developer.android.com/guide/topics/media/media-formats
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dataArr[PARAM_NUM_SUPPORTED_AUDIO_CODEC] =
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info->audio_stream->codecpar->codec_id == AV_CODEC_ID_AAC ||
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info->audio_stream->codecpar->codec_id == AV_CODEC_ID_AAC_LATM ||
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info->audio_stream->codecpar->codec_id == AV_CODEC_ID_VORBIS ||
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info->audio_stream->codecpar->codec_id == AV_CODEC_ID_AMR_NB ||
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info->audio_stream->codecpar->codec_id == AV_CODEC_ID_AMR_WB ||
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info->audio_stream->codecpar->codec_id == AV_CODEC_ID_FLAC ||
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info->audio_stream->codecpar->codec_id == AV_CODEC_ID_MP3 ||
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// not supported codec, skip audio in this case
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info->audio_stream->codecpar->codec_id == AV_CODEC_ID_ADPCM_IMA_WAV ||
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(sdkVersion > 21 && info->audio_stream->codecpar->codec_id == AV_CODEC_ID_OPUS);
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dataArr[PARAM_NUM_HAS_AUDIO] = 1;
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} else {
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dataArr[PARAM_NUM_HAS_AUDIO] = 0;
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}
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dataArr[PARAM_NUM_BITRATE] = (jint) info->video_stream->codecpar->bit_rate;
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dataArr[PARAM_NUM_WIDTH] = info->video_stream->codecpar->width;
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dataArr[PARAM_NUM_HEIGHT] = info->video_stream->codecpar->height;
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AVDictionaryEntry *rotate_tag = av_dict_get(info->video_stream->metadata, "rotate", NULL, 0);
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if (rotate_tag && *rotate_tag->value && strcmp(rotate_tag->value, "0")) {
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char *tail;
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dataArr[PARAM_NUM_ROTATION] = (jint) av_strtod(rotate_tag->value, &tail);
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if (*tail) {
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dataArr[PARAM_NUM_ROTATION] = 0;
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}
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} else {
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dataArr[PARAM_NUM_ROTATION] = 0;
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}
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if (info->video_stream->codecpar->codec_id == AV_CODEC_ID_H264) {
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dataArr[PARAM_NUM_FRAMERATE] = (jint) av_q2d(info->video_stream->avg_frame_rate);
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} else {
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dataArr[PARAM_NUM_FRAMERATE] = (jint) av_q2d(info->video_stream->r_frame_rate);
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}
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dataArr[PARAM_NUM_DURATION] = (int32_t) (info->fmt_ctx->duration * 1000 / AV_TIME_BASE);
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env->ReleaseIntArrayElements(data, dataArr, 0);
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delete info;
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}
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}
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jlong Java_org_telegram_ui_Components_AnimatedFileDrawable_createDecoder(JNIEnv *env, jclass clazz, jstring src, jintArray data, jint account, jlong streamFileSize, jobject stream, jboolean preview) {
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VideoInfo *info = new VideoInfo();
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char const *srcString = env->GetStringUTFChars(src, 0);
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size_t len = strlen(srcString);
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info->src = new char[len + 1];
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memcpy(info->src, srcString, len);
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info->src[len] = '\0';
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if (srcString != 0) {
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env->ReleaseStringUTFChars(src, srcString);
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}
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int ret;
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if (streamFileSize != 0) {
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info->file_size = streamFileSize;
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info->stream = env->NewGlobalRef(stream);
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info->account = account;
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info->fd = open(info->src, O_RDONLY, S_IRUSR);
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info->ioBuffer = (unsigned char *) av_malloc(64 * 1024);
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info->ioContext = avio_alloc_context(info->ioBuffer, 64 * 1024, 0, info, readCallback, nullptr, seekCallback);
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if (info->ioContext == nullptr) {
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delete info;
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return 0;
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}
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info->fmt_ctx = avformat_alloc_context();
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info->fmt_ctx->pb = info->ioContext;
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AVDictionary *options = NULL;
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av_dict_set(&options, "usetoc", "1", 0);
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ret = avformat_open_input(&info->fmt_ctx, "http://localhost/file", NULL, &options);
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av_dict_free(&options);
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if (ret < 0) {
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LOGE("can't open source file %s, %s", info->src, av_err2str(ret));
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delete info;
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return 0;
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}
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info->fmt_ctx->flags |= AVFMT_FLAG_FAST_SEEK;
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if (preview) {
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info->fmt_ctx->flags |= AVFMT_FLAG_NOBUFFER;
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}
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} else {
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if ((ret = avformat_open_input(&info->fmt_ctx, info->src, NULL, NULL)) < 0) {
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LOGE("can't open source file %s, %s", info->src, av_err2str(ret));
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delete info;
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return 0;
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}
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}
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if ((ret = avformat_find_stream_info(info->fmt_ctx, NULL)) < 0) {
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LOGE("can't find stream information %s, %s", info->src, av_err2str(ret));
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delete info;
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return 0;
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}
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if (open_codec_context(&info->video_stream_idx, &info->video_dec_ctx, info->fmt_ctx, AVMEDIA_TYPE_VIDEO) >= 0) {
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info->video_stream = info->fmt_ctx->streams[info->video_stream_idx];
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}
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if (info->video_stream == nullptr) {
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LOGE("can't find video stream in the input, aborting %s", info->src);
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delete info;
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return 0;
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}
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info->frame = av_frame_alloc();
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if (info->frame == nullptr) {
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LOGE("can't allocate frame %s", info->src);
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delete info;
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return 0;
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}
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av_init_packet(&info->pkt);
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info->pkt.data = NULL;
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info->pkt.size = 0;
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jint *dataArr = env->GetIntArrayElements(data, 0);
|
|
if (dataArr != nullptr) {
|
|
dataArr[0] = info->video_dec_ctx->width;
|
|
dataArr[1] = info->video_dec_ctx->height;
|
|
//float pixelWidthHeightRatio = info->video_dec_ctx->sample_aspect_ratio.num / info->video_dec_ctx->sample_aspect_ratio.den; TODO support
|
|
AVDictionaryEntry *rotate_tag = av_dict_get(info->video_stream->metadata, "rotate", NULL, 0);
|
|
if (rotate_tag && *rotate_tag->value && strcmp(rotate_tag->value, "0")) {
|
|
char *tail;
|
|
dataArr[2] = (jint) av_strtod(rotate_tag->value, &tail);
|
|
if (*tail) {
|
|
dataArr[2] = 0;
|
|
}
|
|
} else {
|
|
dataArr[2] = 0;
|
|
}
|
|
dataArr[4] = (int32_t) (info->fmt_ctx->duration * 1000 / AV_TIME_BASE);
|
|
//(int32_t) (1000 * info->video_stream->duration * av_q2d(info->video_stream->time_base));
|
|
env->ReleaseIntArrayElements(data, dataArr, 0);
|
|
}
|
|
|
|
//LOGD("successfully opened file %s", info->src);
|
|
|
|
return (jlong) (intptr_t) info;
|
|
}
|
|
|
|
void Java_org_telegram_ui_Components_AnimatedFileDrawable_destroyDecoder(JNIEnv *env, jclass clazz, jlong ptr) {
|
|
if (ptr == NULL) {
|
|
return;
|
|
}
|
|
VideoInfo *info = (VideoInfo *) (intptr_t) ptr;
|
|
if (info->stream != nullptr) {
|
|
JNIEnv *jniEnv = nullptr;
|
|
JavaVMAttachArgs jvmArgs;
|
|
jvmArgs.version = JNI_VERSION_1_6;
|
|
|
|
bool attached;
|
|
if (JNI_EDETACHED == javaVm->GetEnv((void **) &jniEnv, JNI_VERSION_1_6)) {
|
|
javaVm->AttachCurrentThread(&jniEnv, &jvmArgs);
|
|
attached = true;
|
|
} else {
|
|
attached = false;
|
|
}
|
|
jniEnv->CallVoidMethod(info->stream, jclass_AnimatedFileDrawableStream_cancel);
|
|
if (attached) {
|
|
javaVm->DetachCurrentThread();
|
|
}
|
|
}
|
|
delete info;
|
|
}
|
|
|
|
void Java_org_telegram_ui_Components_AnimatedFileDrawable_stopDecoder(JNIEnv *env, jclass clazz, jlong ptr) {
|
|
if (ptr == NULL) {
|
|
return;
|
|
}
|
|
VideoInfo *info = (VideoInfo *) (intptr_t) ptr;
|
|
info->stopped = true;
|
|
}
|
|
|
|
void Java_org_telegram_ui_Components_AnimatedFileDrawable_prepareToSeek(JNIEnv *env, jclass clazz, jlong ptr) {
|
|
if (ptr == NULL) {
|
|
return;
|
|
}
|
|
VideoInfo *info = (VideoInfo *) (intptr_t) ptr;
|
|
info->seeking = true;
|
|
}
|
|
|
|
void Java_org_telegram_ui_Components_AnimatedFileDrawable_seekToMs(JNIEnv *env, jclass clazz, jlong ptr, jlong ms, jboolean precise) {
|
|
if (ptr == NULL) {
|
|
return;
|
|
}
|
|
VideoInfo *info = (VideoInfo *) (intptr_t) ptr;
|
|
info->seeking = false;
|
|
int64_t pts = (int64_t) (ms / av_q2d(info->video_stream->time_base) / 1000);
|
|
int ret = 0;
|
|
if ((ret = av_seek_frame(info->fmt_ctx, info->video_stream_idx, pts, AVSEEK_FLAG_BACKWARD | AVSEEK_FLAG_FRAME)) < 0) {
|
|
LOGE("can't seek file %s, %s", info->src, av_err2str(ret));
|
|
return;
|
|
} else {
|
|
avcodec_flush_buffers(info->video_dec_ctx);
|
|
if (!precise) {
|
|
return;
|
|
}
|
|
int got_frame = 0;
|
|
int32_t tries = 1000;
|
|
while (tries > 0) {
|
|
if (info->pkt.size == 0) {
|
|
ret = av_read_frame(info->fmt_ctx, &info->pkt);
|
|
if (ret >= 0) {
|
|
info->orig_pkt = info->pkt;
|
|
}
|
|
}
|
|
|
|
if (info->pkt.size > 0) {
|
|
ret = decode_packet(info, &got_frame);
|
|
if (ret < 0) {
|
|
if (info->has_decoded_frames) {
|
|
ret = 0;
|
|
}
|
|
info->pkt.size = 0;
|
|
} else {
|
|
info->pkt.data += ret;
|
|
info->pkt.size -= ret;
|
|
}
|
|
if (info->pkt.size == 0) {
|
|
av_packet_unref(&info->orig_pkt);
|
|
}
|
|
} else {
|
|
info->pkt.data = NULL;
|
|
info->pkt.size = 0;
|
|
ret = decode_packet(info, &got_frame);
|
|
if (ret < 0) {
|
|
return;
|
|
}
|
|
if (got_frame == 0) {
|
|
av_seek_frame(info->fmt_ctx, info->video_stream_idx, 0, AVSEEK_FLAG_BACKWARD | AVSEEK_FLAG_FRAME);
|
|
return;
|
|
}
|
|
}
|
|
if (ret < 0) {
|
|
return;
|
|
}
|
|
if (got_frame) {
|
|
if (info->frame->format == AV_PIX_FMT_YUV420P || info->frame->format == AV_PIX_FMT_BGRA || info->frame->format == AV_PIX_FMT_YUVJ420P) {
|
|
int64_t pkt_pts = info->frame->best_effort_timestamp;
|
|
if (pkt_pts >= pts) {
|
|
return;
|
|
}
|
|
}
|
|
av_frame_unref(info->frame);
|
|
}
|
|
tries--;
|
|
}
|
|
}
|
|
}
|
|
|
|
jint Java_org_telegram_ui_Components_AnimatedFileDrawable_getVideoFrame(JNIEnv *env, jclass clazz, jlong ptr, jobject bitmap, jintArray data, jint stride, jboolean preview, jfloat start_time, jfloat end_time) {
|
|
if (ptr == NULL || bitmap == nullptr) {
|
|
return 0;
|
|
}
|
|
//int64_t time = ConnectionsManager::getInstance(0).getCurrentTimeMonotonicMillis();
|
|
VideoInfo *info = (VideoInfo *) (intptr_t) ptr;
|
|
int ret = 0;
|
|
int got_frame = 0;
|
|
int32_t triesCount = preview ? 50 : 6;
|
|
//info->has_decoded_frames = false;
|
|
while (!info->stopped && triesCount != 0) {
|
|
if (info->pkt.size == 0) {
|
|
ret = av_read_frame(info->fmt_ctx, &info->pkt);
|
|
if (ret >= 0) {
|
|
double pts = info->pkt.pts * av_q2d(info->video_stream->time_base);
|
|
if (end_time > 0 && info->pkt.stream_index == info->video_stream_idx && pts > end_time) {
|
|
av_packet_unref(&info->pkt);
|
|
info->pkt.data = NULL;
|
|
info->pkt.size = 0;
|
|
} else {
|
|
info->orig_pkt = info->pkt;
|
|
}
|
|
|
|
}
|
|
}
|
|
|
|
if (info->pkt.size > 0) {
|
|
ret = decode_packet(info, &got_frame);
|
|
if (ret < 0) {
|
|
if (info->has_decoded_frames) {
|
|
ret = 0;
|
|
}
|
|
info->pkt.size = 0;
|
|
} else {
|
|
//LOGD("read size %d from packet", ret);
|
|
info->pkt.data += ret;
|
|
info->pkt.size -= ret;
|
|
}
|
|
|
|
if (info->pkt.size == 0) {
|
|
av_packet_unref(&info->orig_pkt);
|
|
}
|
|
} else {
|
|
info->pkt.data = NULL;
|
|
info->pkt.size = 0;
|
|
ret = decode_packet(info, &got_frame);
|
|
if (ret < 0) {
|
|
LOGE("can't decode packet flushed %s", info->src);
|
|
return 0;
|
|
}
|
|
if (!preview && got_frame == 0) {
|
|
if (info->has_decoded_frames) {
|
|
int64_t start_from = 0;
|
|
if (start_time > 0) {
|
|
start_from = (int64_t)(start_time / av_q2d(info->video_stream->time_base));
|
|
}
|
|
if ((ret = av_seek_frame(info->fmt_ctx, info->video_stream_idx, start_from, AVSEEK_FLAG_BACKWARD | AVSEEK_FLAG_FRAME)) < 0) {
|
|
LOGE("can't seek to begin of file %s, %s", info->src, av_err2str(ret));
|
|
return 0;
|
|
} else {
|
|
avcodec_flush_buffers(info->video_dec_ctx);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
if (ret < 0 || info->seeking) {
|
|
return 0;
|
|
}
|
|
if (got_frame) {
|
|
//LOGD("decoded frame with w = %d, h = %d, format = %d", info->frame->width, info->frame->height, info->frame->format);
|
|
if (info->frame->format == AV_PIX_FMT_YUV420P || info->frame->format == AV_PIX_FMT_BGRA || info->frame->format == AV_PIX_FMT_YUVJ420P) {
|
|
jint *dataArr = env->GetIntArrayElements(data, 0);
|
|
int32_t wantedWidth;
|
|
int32_t wantedHeight;
|
|
if (dataArr != nullptr) {
|
|
wantedWidth = dataArr[0];
|
|
wantedHeight = dataArr[1];
|
|
dataArr[3] = (jint) (1000 * info->frame->best_effort_timestamp * av_q2d(info->video_stream->time_base));
|
|
env->ReleaseIntArrayElements(data, dataArr, 0);
|
|
} else {
|
|
AndroidBitmapInfo bitmapInfo;
|
|
AndroidBitmap_getInfo(env, bitmap, &bitmapInfo);
|
|
wantedWidth = bitmapInfo.width;
|
|
wantedHeight = bitmapInfo.height;
|
|
}
|
|
|
|
void *pixels;
|
|
if (AndroidBitmap_lockPixels(env, bitmap, &pixels) >= 0) {
|
|
if (wantedWidth == info->frame->width && wantedHeight == info->frame->height || wantedWidth == info->frame->height && wantedHeight == info->frame->width) {
|
|
if (info->sws_ctx == nullptr) {
|
|
if (info->frame->format > AV_PIX_FMT_NONE && info->frame->format < AV_PIX_FMT_NB) {
|
|
info->sws_ctx = sws_getContext(info->frame->width, info->frame->height, (AVPixelFormat) info->frame->format, info->frame->width, info->frame->height, AV_PIX_FMT_RGBA, SWS_BILINEAR, NULL, NULL, NULL);
|
|
} else if (info->video_dec_ctx->pix_fmt > AV_PIX_FMT_NONE && info->video_dec_ctx->pix_fmt < AV_PIX_FMT_NB) {
|
|
info->sws_ctx = sws_getContext(info->video_dec_ctx->width, info->video_dec_ctx->height, info->video_dec_ctx->pix_fmt, info->video_dec_ctx->width, info->video_dec_ctx->height, AV_PIX_FMT_RGBA, SWS_BILINEAR, NULL, NULL, NULL);
|
|
}
|
|
}
|
|
if (info->sws_ctx == nullptr || ((intptr_t) pixels) % 16 != 0) {
|
|
if (info->frame->format == AV_PIX_FMT_YUV420P || info->frame->format == AV_PIX_FMT_YUVJ420P) {
|
|
if (info->frame->colorspace == AVColorSpace::AVCOL_SPC_BT709) {
|
|
libyuv::H420ToARGB(info->frame->data[0], info->frame->linesize[0], info->frame->data[2], info->frame->linesize[2], info->frame->data[1], info->frame->linesize[1], (uint8_t *) pixels, info->frame->width * 4, info->frame->width, info->frame->height);
|
|
} else {
|
|
libyuv::I420ToARGB(info->frame->data[0], info->frame->linesize[0], info->frame->data[2], info->frame->linesize[2], info->frame->data[1], info->frame->linesize[1], (uint8_t *) pixels, info->frame->width * 4, info->frame->width, info->frame->height);
|
|
}
|
|
} else if (info->frame->format == AV_PIX_FMT_BGRA) {
|
|
libyuv::ABGRToARGB(info->frame->data[0], info->frame->linesize[0], (uint8_t *) pixels, info->frame->width * 4, info->frame->width, info->frame->height);
|
|
}
|
|
} else {
|
|
info->dst_data[0] = (uint8_t *) pixels;
|
|
info->dst_linesize[0] = stride;
|
|
sws_scale(info->sws_ctx, info->frame->data, info->frame->linesize, 0, info->frame->height, info->dst_data, info->dst_linesize);
|
|
}
|
|
}
|
|
AndroidBitmap_unlockPixels(env, bitmap);
|
|
}
|
|
}
|
|
info->has_decoded_frames = true;
|
|
av_frame_unref(info->frame);
|
|
|
|
//LOGD("frame time %lld ms", ConnectionsManager::getInstance(0).getCurrentTimeMonotonicMillis() - time);
|
|
|
|
return 1;
|
|
}
|
|
if (!info->has_decoded_frames) {
|
|
triesCount--;
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
jint videoOnJNILoad(JavaVM *vm, JNIEnv *env) {
|
|
jclass_AnimatedFileDrawableStream = (jclass) env->NewGlobalRef(env->FindClass("org/telegram/messenger/AnimatedFileDrawableStream"));
|
|
if (jclass_AnimatedFileDrawableStream == 0) {
|
|
return JNI_FALSE;
|
|
}
|
|
jclass_AnimatedFileDrawableStream_read = env->GetMethodID(jclass_AnimatedFileDrawableStream, "read", "(II)I");
|
|
if (jclass_AnimatedFileDrawableStream_read == 0) {
|
|
return JNI_FALSE;
|
|
}
|
|
jclass_AnimatedFileDrawableStream_cancel = env->GetMethodID(jclass_AnimatedFileDrawableStream, "cancel", "()V");
|
|
if (jclass_AnimatedFileDrawableStream_cancel == 0) {
|
|
return JNI_FALSE;
|
|
}
|
|
jclass_AnimatedFileDrawableStream_isFinishedLoadingFile = env->GetMethodID(jclass_AnimatedFileDrawableStream, "isFinishedLoadingFile", "()Z");
|
|
if (jclass_AnimatedFileDrawableStream_isFinishedLoadingFile == 0) {
|
|
return JNI_FALSE;
|
|
}
|
|
jclass_AnimatedFileDrawableStream_getFinishedFilePath = env->GetMethodID(jclass_AnimatedFileDrawableStream, "getFinishedFilePath", "()Ljava/lang/String;");
|
|
if (jclass_AnimatedFileDrawableStream_getFinishedFilePath == 0) {
|
|
return JNI_FALSE;
|
|
}
|
|
|
|
return JNI_TRUE;
|
|
}
|
|
}
|