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AVDecoder.cpp
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AVDecoder.cpp
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#include "AVDecoder.h"
#include <QtMath>
#include <QDebug>
int readPacket(void *opaque, uint8_t *buf, int size){
//qDebug() << "readSize : " << size;
return 0;
}
int writePacket(void *opaque, uint8_t *buf, int size){
//qDebug() << "writeSize : " << size;
return 0;
}
int64_t seekPacket(void *opaque, int64_t offset, int whence){
//qDebug() << "seek : ";
return 0;
}
/******************************************
*
* Convert 32 bit float to a 4 byte array
*/
static unsigned char * FloatToByteArray(float f)
{
static unsigned char p[4];
unsigned char * x = reinterpret_cast<unsigned char *>(&f);
for (int i = 0; i < 4; ++i)
{
p[i] = x[i];
}
return p;
}
static void FloatArrayToByteArray(float f[], int float_count, unsigned char byte_array[])
{
for(int i = 0; i < float_count; i++)
{
unsigned char * x = reinterpret_cast<unsigned char *>(&f[i]);
for (int j = 0; j < 4; ++j)
{
byte_array[4 * i + j] = x[j];
}
}
}
static float ByteArrayToFloat(unsigned char foo[])
{
union test
{
unsigned char buf[4];
float number;
}test;
test.buf[0] = foo[0];
test.buf[1] = foo[1];
test.buf[2] = foo[2];
test.buf[3] = foo[3];
return test.number;
}
static void ByteArrayToFloatArray(unsigned char byte_array[], int byte_count, float float_array[])
{
union test
{
unsigned char buf[4];
float number;
}test;
for(int i=0;i < (byte_count / 4); i++)
{
test.buf[0] = byte_array[ i * 4 + 0];
test.buf[1] = byte_array[ i * 4 + 1];
test.buf[2] = byte_array[ i * 4 + 2];
test.buf[3] = byte_array[ i * 4 + 3];
float_array[i] = test.number;
}
}
static enum AVPixelFormat get_hw_format(AVCodecContext *ctx,
const enum AVPixelFormat *pix_fmts)
{
AVDecoder *opaque = (AVDecoder *) ctx->opaque;
const enum AVPixelFormat *p;
for (p = pix_fmts; *p != -1; p++) {
if (*p == opaque->mHWPixFormat)
{
// qDebug() << (*p) << ";" << opaque->mHWPixFormat;
// qDebug() << "Successed to get HW surface format.";
return *p;
}
}
// qDebug() << "Failed to get HW surface format.";
return AV_PIX_FMT_NONE;
}
static int lockmgr(void **mtx, enum AVLockOp op)
{
switch(op) {
case AV_LOCK_CREATE:{
QMutex *mutex = new QMutex;
*mtx = mutex;
return 0;
}
case AV_LOCK_OBTAIN:{
QMutex *mutex = (QMutex*)*mtx;
mutex->lock();
return 0;
}
case AV_LOCK_RELEASE:{
QMutex *mutex = (QMutex*)*mtx;
mutex->unlock();
return 0;
}
case AV_LOCK_DESTROY:{
QMutex *mutex = (QMutex*)*mtx;
delete mutex;
return 0;
}
}
return 1;
}
AVDecoder::AVDecoder()
: mAudioIndex(-1)
, mVideoIndex(-1)
, mFormatCtx(NULL)
, mAudioCodecCtx(NULL)
, mVideoCodecCtx(NULL)
, mAudioCodec(NULL)
, mVideoCodec(NULL)
, mHWFrame(NULL)
, mIsOpenAudioCodec(false)
, mIsOpenVideoCodec(false)
, mRotate(0)
, mIsReadFinish(false)
, mminimumBufferSize(3000)
, mmaximumBufferSize(1000 * 10)
, mIsDestroy(false)
, mIsVideoBuffered(false)
, mIsAudioBuffered(false)
, mIsSubtitleBuffered(false)
, mStatus(AVDefine::AVMediaStatus_UnknownStatus)
, mVideoSwsCtx(NULL)
, mIsSeek(false)
, mSeekTime(-1)
, mIsSeekd(true)
, mIsAudioSeeked(true)
, mIsVideoSeeked(true)
, mIsSubtitleSeeked(true)
, mIsAudioPlayed(true)
, mIsVideoPlayed(true)
, mIsSubtitlePlayed(true)
, mAvioCtx(NULL)
, mAvioBuffer(NULL)
, mLastTime(0)
, mLastPos(0)
, mPlayRate(AVDefine::AVPlaySpeedRate_Normal)
, mCallback(NULL)
, mAudioFrame(NULL)
, reciveFrame(NULL)
, mIsInit(false)
, mUseHw(false)
, mHWDeviceCtx(NULL)
, mFrameIndex(0)
, mIsVideoLoadedCompleted(true)
, mIsAudioLoadedCompleted(true)
, maxRenderListSize(10)
, mLastRenderItem(NULL)
, mIsNeedCallRenderFirstFrame(true)
, mIsAccompany(false)
, mAudioBufferSinkCtx(NULL)
, mAudioBufferSrcCtx(NULL)
, mAudioFilterGraph(NULL)
, mAudioChannelLayout(AVDefine::AVChannelLayout_Auto)
, mSourceSampleRate(8000)
, mRealPlayRate(1.0f)
, mdecodecMode(AVDefine::AVDecodeMode_Soft)
, mIsLiving(false)
, mAudioOutputs(NULL)
, mAudioInputs(NULL)
, mIsAudioFilterInited(false)
, mAudioFilterFrame(NULL)
{
#ifdef LIBAVUTIL_VERSION_MAJOR
#if (LIBAVUTIL_VERSION_MAJOR < 56)
avcodec_register_all();
avfilter_register_all();
av_register_all();
avformat_network_init();
#endif
#endif
av_log_set_callback(NULL);//不打印日志
av_lockmgr_register(lockmgr);
audioq.release();
videoq.release();
subtitleq.release();
initRenderList();
}
AVDecoder::~AVDecoder(){
mIsDestroy = true;
mProcessThread.stop();
int i = 0;
while(!mProcessThread.isRunning() && i++ < 200){
QThread::msleep(1);
}
release(true);
}
void AVDecoder::init(){
if(mIsInit)
return;
statusChanged(AVDefine::AVMediaStatus_Loading);
if(avformat_open_input(&mFormatCtx, mFilename.toStdString().c_str(), NULL, NULL) != 0)
{
qDebug() << "media open error : " << mFilename.toStdString().data();
statusChanged(AVDefine::AVMediaStatus_NoMedia);
return;
}
if(avformat_find_stream_info(mFormatCtx, NULL) < 0)
{
qDebug() << "media find stream error : " << mFilename.toStdString().data();
statusChanged(AVDefine::AVMediaStatus_InvalidMedia);
return;
}
mHasSubtitle = false;
/* 寻找视频流 */
int ret = av_find_best_stream(mFormatCtx, AVMEDIA_TYPE_VIDEO, -1, -1, &mVideoCodec, 0);
if (ret < 0) {
//qDebug() << "Cannot find a video stream in the input file";
}else{
mVideoIndex = ret;
mVideoCodecCtx = avcodec_alloc_context3(mVideoCodec);
if (!mVideoCodecCtx){
//qDebug() << "create video context fail!";
// qDebug() << "avformat_open_input 3";
statusChanged(AVDefine::AVMediaStatus_InvalidMedia);
}else{
avcodec_parameters_to_context(mVideoCodecCtx, mFormatCtx->streams[mVideoIndex]->codecpar);
mVideoCodecCtx->thread_count = 0;
#ifdef SUPPORT_HW
mHWConfigListMutex.lock();
mHWConfigList.clear();
for (int i = 0;; i++) {
const AVCodecHWConfig *config = avcodec_get_hw_config(mVideoCodec, i);
if (!config) {
break;
}
if ((config->methods & AV_CODEC_HW_CONFIG_METHOD_HW_DEVICE_CTX) && config->device_type != AV_HWDEVICE_TYPE_NONE) {
mHWConfigList.push_back((AVCodecHWConfig *)config);
break;
}
}
mHWConfigListMutex.unlock();
#endif
initVideoContext();
if(mIsOpenVideoCodec){
if(mCallback){
mCallback->mediaHasVideoChanged();
}
videoq.setTimeBase(mFormatCtx->streams[mVideoIndex]->time_base);
videoq.init();
mIsVideoLoadedCompleted = false;
}else{
statusChanged(AVDefine::AVMediaStatus_InvalidMedia);
}
}
}
if(mCallback){
mCallback->mediaDurationChanged(mFormatCtx->duration / 1000);
}
// qDebug() << "DURATION time : " <<mFormatCtx->duration / 1000;
/* 寻找音频流 */
if(!getpreview()){
ret = av_find_best_stream(mFormatCtx, AVMEDIA_TYPE_AUDIO, -1, -1, &mAudioCodec, 0);
if (ret < 0) {
//qDebug() << "Cannot find a audio stream in the input file";
// statusChanged(AVDefine::MediaStatus_InvalidMedia);
}else{
mAudioIndex = ret;
/* create decoding context */
mAudioCodecCtx = avcodec_alloc_context3(mAudioCodec);
if (!mAudioCodecCtx){
statusChanged(AVDefine::AVMediaStatus_InvalidMedia);
//qDebug() << "create audio context fail!";
}else{
avcodec_parameters_to_context(mAudioCodecCtx, mFormatCtx->streams[mAudioIndex]->codecpar);
mIsOpenAudioCodec = true;
mAudioCodecCtx->thread_count = 0;
if(avcodec_open2(mAudioCodecCtx, mAudioCodec, NULL) < 0)
{
//qDebug() << "can't open audio codec";
statusChanged(AVDefine::AVMediaStatus_InvalidMedia);
mIsOpenAudioCodec = false;
}
if(mIsOpenAudioCodec){
if(mCallback){
mCallback->mediaHasAudioChanged();
}
}
}
}
}
// mIsOpenAudioCodec = false;
// mIsOpenVideoCodec = false;
if(!mIsOpenVideoCodec && !mIsOpenAudioCodec){ //如果即没有音频，也没有视频，则通知状态无效
statusChanged(AVDefine::AVMediaStatus_InvalidMedia);
release();//释放所有资源
return;
}
if(mIsOpenAudioCodec){
mAudioFrame = av_frame_alloc();
int sampleRate = mAudioCodecCtx->sample_rate;
mSourceSampleRate = sampleRate;
mSourceAudioFormat.setCodec("audio/pcm");
mSourceAudioFormat.setSampleRate(sampleRate * mRealPlayRate);
mSourceAudioFormat.setSampleType(QAudioFormat::SignedInt);
mSourceAudioFormat.setSampleSize(16);
mSourceAudioFormat.setByteOrder(QAudioFormat::LittleEndian);
mSourceAudioFormat.setChannelCount(mAudioCodecCtx->channels);
// if(!setAudioChannel(mAudioChannelLayout)){
// statusChanged(AVDefine::AVMediaStatus_InvalidMedia);
// }
initAudioFilter();
mIsAudioLoadedCompleted = false;
}else{
mSourceSampleRate = 8000;
mSourceAudioFormat.setCodec("audio/pcm");
mSourceAudioFormat.setSampleRate(8000 * mRealPlayRate);
mSourceAudioFormat.setChannelCount(1);
mSourceAudioFormat.setSampleType(QAudioFormat::SignedInt);
mSourceAudioFormat.setSampleSize(16);
mSourceAudioFormat.setByteOrder(QAudioFormat::LittleEndian);
if(mCallback){
mCallback->mediaUpdateAudioFormat(mSourceAudioFormat);
}
}
audioq.setTimeBase(mFormatCtx->streams[mAudioIndex]->time_base);
audioq.init();
mIsInit = true;
statusChanged(AVDefine::AVMediaStatus_Buffering);
mProcessThread.addTask(new AVCodecTask(this,AVCodecTask::AVCodecTaskCommand_Decodec));
// mIsLiving = true;
// qDebug() << "----------------- : " << avio_find_protocol_name(mFilename.toStdString().c_str());
}
void AVDecoder::release(bool isDeleted){
// qDebug() << "-----------------1";
if(mFormatCtx != NULL){
avformat_close_input(&mFormatCtx);
avformat_free_context(mFormatCtx);
mFormatCtx = NULL;
}
// qDebug() << "-----------------2";
if(mAudioCodecCtx != NULL){
avcodec_close(mAudioCodecCtx);
avcodec_free_context(&mAudioCodecCtx);
mAudioCodecCtx = NULL;
}
// qDebug() << "-----------------3";
if(mVideoCodecCtx != NULL){
avcodec_close(mVideoCodecCtx);
avcodec_free_context(&mVideoCodecCtx);
mVideoCodecCtx = NULL;
}
// qDebug() << "-----------------4";
if(mAudioCodec != NULL){
av_free(mAudioCodec);
mAudioCodec = NULL;
}
// qDebug() << "-----------------5";
if(mVideoCodec != NULL){
av_free(mVideoCodec);
mVideoCodec = NULL;
}
// qDebug() << "-----------------8";
if(mAudioFrame != NULL){
av_frame_unref(mAudioFrame);
av_frame_free(&mAudioFrame);
mAudioFrame = NULL;
}
// qDebug() << "-----------------9";
if(reciveFrame != NULL){
av_frame_unref(reciveFrame);
av_frame_free(&reciveFrame);
reciveFrame = NULL;
}
if(mHWFrame != NULL){
av_frame_unref(mHWFrame);
av_frame_free(&mHWFrame);
mHWFrame = NULL;
}
if(mHWDeviceCtx != NULL){
av_buffer_unref(&mHWDeviceCtx);
av_free(mHWDeviceCtx);
mHWDeviceCtx = NULL;
}
// qDebug() << "-----------------10";
mIsOpenAudioCodec = false;
mIsOpenVideoCodec = false;
mRotate = 0;
mIsReadFinish = false;
if(!isDeleted){
mIsDestroy = false;
}
mIsVideoBuffered = false;
mIsAudioBuffered = false;
mIsSubtitleBuffered = false;
mStatus = AVDefine::AVMediaStatus_UnknownStatus;
if(mVideoSwsCtx != NULL){
sws_freeContext(mVideoSwsCtx);
mVideoSwsCtx = NULL;
}
releaseAudioFilter();
mIsSeek = false;
mSeekTime = -1;
mIsSeekd = true;
mIsAudioSeeked = true;
mIsVideoSeeked = true;
mIsSubtitleSeeked = true;
mIsAudioPlayed = true;
mIsVideoPlayed = true;
mIsSubtitlePlayed = true;
mIsAudioLoadedCompleted = true;
mIsVideoLoadedCompleted = true;
if(mAvioCtx != NULL){
av_free(mAvioCtx);
mAvioCtx = NULL;
}
if(mAvioBuffer != NULL){
delete mAvioBuffer;
mAvioBuffer = NULL;
}
mLastTime = 0;
mLastPos = 0;
audioq.release();
videoq.release();
subtitleq.release();
clearRenderList(isDeleted);
}
void AVDecoder::showFrameByPositionImpl(int time){
AVFormatContext *formatCtx = NULL;
AVCodec *videoCodec = NULL;
AVCodecContext *videoCodecCtx = NULL;
int videoIndex = -1;
int rotate = 0;
struct SwsContext *videoSwsCtx = NULL; //视频参数转换上下文
if(avformat_open_input(&formatCtx, mFilename.toStdString().c_str(), NULL, NULL) != 0)
{
return;
}
if(avformat_find_stream_info(formatCtx, NULL) < 0)
{
return;
}
/* 寻找视频流 */
int ret = av_find_best_stream(formatCtx, AVMEDIA_TYPE_VIDEO, -1, -1, &videoCodec, 0);
if (ret >= 0){
videoIndex = ret;
videoCodecCtx = avcodec_alloc_context3(videoCodec);
if (!videoCodecCtx){
}else{
avcodec_parameters_to_context(videoCodecCtx, formatCtx->streams[videoIndex]->codecpar);
videoCodecCtx->thread_count = 0;
if(avcodec_open2(videoCodecCtx, videoCodec, NULL) < 0)
{
AVDictionaryEntry *tag = NULL;
tag = av_dict_get(formatCtx->streams[videoIndex]->metadata, "rotate", tag, 0);
if(tag != NULL)
rotate = QString(tag->value).toInt();
switch (videoCodecCtx->pix_fmt) {
case AV_PIX_FMT_YUV420P :
case AV_PIX_FMT_YUVJ420P :
case AV_PIX_FMT_YUV422P :
case AV_PIX_FMT_YUVJ422P :
case AV_PIX_FMT_YUV444P :
case AV_PIX_FMT_YUVJ444P :
case AV_PIX_FMT_GRAY8 :
case AV_PIX_FMT_UYVY422 :
case AV_PIX_FMT_YUYV422 :
case AV_PIX_FMT_YUV420P10LE :
case AV_PIX_FMT_BGR24 :
case AV_PIX_FMT_RGB24 :
case AV_PIX_FMT_YUV410P :
case AV_PIX_FMT_YUV411P :
case AV_PIX_FMT_MONOWHITE :
case AV_PIX_FMT_MONOBLACK :
case AV_PIX_FMT_PAL8 :
case AV_PIX_FMT_UYYVYY411 :
case AV_PIX_FMT_BGR8 :
case AV_PIX_FMT_RGB8 :
case AV_PIX_FMT_NV12 :
case AV_PIX_FMT_NV21 :
case AV_PIX_FMT_ARGB :
case AV_PIX_FMT_RGBA :
case AV_PIX_FMT_ABGR :
case AV_PIX_FMT_BGRA :
case AV_PIX_FMT_GRAY16LE :
case AV_PIX_FMT_YUV440P :
case AV_PIX_FMT_YUVJ440P :
case AV_PIX_FMT_YUVA420P :
case AV_PIX_FMT_YUV420P16LE :
case AV_PIX_FMT_YUV422P16LE :
case AV_PIX_FMT_YUV444P16LE :
case AV_PIX_FMT_YUVA420P16LE :
case AV_PIX_FMT_YUVA422P16LE :
case AV_PIX_FMT_YUVA444P16LE :
case AV_PIX_FMT_YUV444P10LE :
break;
default: //AV_PIX_FMT_YUV420P 如果上面的格式不支持直接渲染，则转换成通用AV_PIX_FMT_YUV420P格式
videoSwsCtx = sws_getContext(
videoCodecCtx->width,
videoCodecCtx->height,
videoCodecCtx->pix_fmt,
videoCodecCtx->width,
videoCodecCtx->height,
AV_PIX_FMT_YUV420P,
SWS_BICUBIC,NULL,NULL,NULL);
break;
}
av_seek_frame(formatCtx,-1,time * 1000,AVSEEK_FLAG_BACKWARD);
AVPacket *pkt = av_packet_alloc();
while(av_read_frame(formatCtx, pkt) >= 0){
if(pkt->stream_index == videoIndex){ //视频
AVFrame *tempFrame = av_frame_alloc();
while(avcodec_receive_frame(mVideoCodecCtx, tempFrame) == 0){
av_frame_unref(tempFrame);
}
av_frame_free(&tempFrame);
av_packet_unref(pkt);
break;
}
av_packet_unref(pkt);
}
av_packet_free(&pkt);
}
}
}else{
}
}
void AVDecoder::decodec(){
if((!mIsOpenVideoCodec && !mIsOpenAudioCodec) || !mIsInit){//必须同时存在音频和视频才能播放
statusChanged(AVDefine::AVMediaStatus_InvalidMedia);
return;
}
if(mIsDestroy || mIsReadFinish)
{
return;
}
if(mIsSeek){
// qDebug() <<"------------- seek";
statusChanged(AVDefine::AVMediaStatus_Seeking);
av_seek_frame(mFormatCtx,-1,mSeekTime * 1000,AVSEEK_FLAG_BACKWARD);
// qDebug() << "------------------- av_seek_frame:" << mVideoCodecCtx->pts_correction_last_pts;
mIsSeek = false;
// mIsVideoSeeked = false;
// mIsAudioSeeked = false;
if(mHasSubtitle)
mIsSubtitleSeeked = false;
mIsSeekd = false;
}
AVPacket *pkt = av_packet_alloc();
int ret = av_read_frame(mFormatCtx, pkt);
if ((ret == AVERROR_EOF || avio_feof(mFormatCtx->pb))) { //读取完成
mIsReadFinish = true;
if(!mIsSeekd){
mIsSeekd = true;
statusChanged(AVDefine::AVMediaStatus_Buffered);
statusChanged(AVDefine::AVMediaStatus_Seeked);
statusChanged(AVDefine::AVMediaStatus_EndOfMedia);
}else{
if(mStatus == AVDefine::AVMediaStatus_Buffering){
statusChanged(AVDefine::AVMediaStatus_Buffered);
}
statusChanged(AVDefine::AVMediaStatus_EndOfMedia);
}
av_packet_unref(pkt);
av_freep(pkt);
return;
}
if (mFormatCtx->pb && mFormatCtx->pb->error)
{
av_packet_unref(pkt);
av_freep(pkt);
return;
}
if(ret < 0)
{
// qDebug() <<"------------------ :" << getError(ret);
av_packet_unref(pkt);
av_freep(pkt);
return;
}
pkt->pts = pkt->pts == AV_NOPTS_VALUE ? pkt->dts : pkt->pts;
mIsVideoSeeked = true;
mIsAudioSeeked = true;
// qDebug() << "------------------------------- decodec:" << pkt.stream_index << ":" << mFormatCtx->streams[pkt.stream_index]->codec->codec_type;
if (pkt->stream_index == mVideoIndex && mIsOpenVideoCodec){
// qDebug() <<"------------- video";
mIsVideoLoadedCompleted = false;
int currentTime = av_q2d(mFormatCtx->streams[mVideoIndex]->time_base ) * pkt->pts * 1000;
if(!mIsSeekd){
if(currentTime < mSeekTime){
mVideoCodecCtxMutex.lock();
ret = avcodec_send_packet(mVideoCodecCtx, pkt);
if(ret != 0){
}else{
AVFrame *tempFrame = av_frame_alloc();
while(avcodec_receive_frame(mVideoCodecCtx, tempFrame) == 0){
av_frame_unref(tempFrame);
}
av_frame_free(&tempFrame);
}
av_packet_unref(pkt);
av_freep(pkt);
pkt = NULL;
mVideoCodecCtxMutex.unlock();
mIsVideoSeeked = false;
}else{
videoq.put(pkt);
mIsVideoSeeked = true;
mIsVideoPlayed = false;
}
}else{
videoq.put(pkt);
mIsVideoPlayed = false;
}
if(pkt != NULL && pkt->pts == AV_NOPTS_VALUE){
mIsVideoLoadedCompleted = true;
}else{
mIsVideoLoadedCompleted = false;
}
if(mCallback && !hasAudio())
mCallback->mediaUpdateBufferSize(currentTime);
}else if(pkt->stream_index == mAudioIndex && mIsOpenAudioCodec && !getpreview()){ //预览时，不处理音频
mIsAudioLoadedCompleted = false;
qint64 audioTime = av_q2d(mFormatCtx->streams[mAudioIndex]->time_base ) * pkt->pts * 1000;
if(!mIsSeekd){
if(audioTime < mSeekTime){ //如果音频时间小于拖动的时间，则丢掉音频包
av_packet_unref(pkt);
av_freep(pkt);
pkt = NULL;
mIsAudioSeeked = false;
}else{
mIsAudioSeeked = true;
mIsAudioPlayed = false;
audioq.put(pkt);
}
}else{
mIsAudioPlayed = false;
audioq.put(pkt);
}
if(pkt != NULL && pkt->pts == AV_NOPTS_VALUE){
mIsAudioLoadedCompleted = true;
}else{
mIsAudioLoadedCompleted = false;
}
if(mCallback)
mCallback->mediaUpdateBufferSize(audioTime);
}
else if(mFormatCtx->streams[pkt->stream_index]->codec->codec_type == AVMEDIA_TYPE_SUBTITLE){
// subtitleq.put(&pkt);
/*
if (mFormatCtx->streams[pkt->stream_index]->codec->codec_id == AV_CODEC_ID_DVD_SUBTITLE) {
qDebug("[nativeGetContentInfo] AVMEDIA_TYPE_SUBTITLE = AV_CODEC_ID_DVD_SUBTITLE");
} else if (mFormatCtx->streams[pkt->stream_index]->codec->codec_id == AV_CODEC_ID_DVB_SUBTITLE) {
qDebug("[nativeGetContentInfo] AVMEDIA_TYPE_SUBTITLE = AV_CODEC_ID_DVB_SUBTITLE");
} else if (mFormatCtx->streams[pkt->stream_index]->codec->codec_id == AV_CODEC_ID_TEXT) {
qDebug("[nativeGetContentInfo] AVMEDIA_TYPE_SUBTITLE = AV_CODEC_ID_TEXT");
} else if (mFormatCtx->streams[pkt->stream_index]->codec->codec_id == AV_CODEC_ID_XSUB) {
qDebug("[nativeGetContentInfo] AVMEDIA_TYPE_SUBTITLE = AV_CODEC_ID_XSUB");
} else if (mFormatCtx->streams[pkt->stream_index]->codec->codec_id == AV_CODEC_ID_SSA) {
qDebug("[nativeGetContentInfo] AVMEDIA_TYPE_SUBTITLE = AV_CODEC_ID_SSA");
} else if (mFormatCtx->streams[pkt->stream_index]->codec->codec_id == AV_CODEC_ID_MOV_TEXT) {
qDebug("[nativeGetContentInfo] AVMEDIA_TYPE_SUBTITLE = AV_CODEC_ID_MOV_TEXT");
} else if (mFormatCtx->streams[pkt->stream_index]->codec->codec_id == AV_CODEC_ID_HDMV_PGS_SUBTITLE) {
qDebug("[nativeGetContentInfo] AVMEDIA_TYPE_SUBTITLE = AV_CODEC_ID_HDMV_PGS_SUBTITLE");
} else if (mFormatCtx->streams[pkt->stream_index]->codec->codec_id == AV_CODEC_ID_DVB_TELETEXT) {
qDebug("[nativeGetContentInfo] AVMEDIA_TYPE_SUBTITLE = AV_CODEC_ID_DVB_TELETEXT");
} else if (mFormatCtx->streams[pkt->stream_index]->codec->codec_id == AV_CODEC_ID_SRT) {
qDebug("[nativeGetContentInfo] AVMEDIA_TYPE_SUBTITLE = AV_CODEC_ID_SRT");
} else if (mFormatCtx->streams[pkt->stream_index]->codec->codec_id == AV_CODEC_ID_MICRODVD) {
qDebug("[nativeGetContentInfo] AVMEDIA_TYPE_SUBTITLE = AV_CODEC_ID_MICRODVD");
} else if (mFormatCtx->streams[pkt->stream_index]->codec->codec_id == AV_CODEC_ID_EIA_608) {
qDebug("[nativeGetContentInfo] AVMEDIA_TYPE_SUBTITLE = AV_CODEC_ID_EIA_608");
} else if (mFormatCtx->streams[pkt->stream_index]->codec->codec_id == AV_CODEC_ID_JACOSUB) {
qDebug("[nativeGetContentInfo] AVMEDIA_TYPE_SUBTITLE = AV_CODEC_ID_JACOSUB");
} else if (mFormatCtx->streams[pkt->stream_index]->codec->codec_id == AV_CODEC_ID_SAMI) {
qDebug("[nativeGetContentInfo] AVMEDIA_TYPE_SUBTITLE = AV_CODEC_ID_SAMI");
} else if (mFormatCtx->streams[pkt->stream_index]->codec->codec_id == AV_CODEC_ID_REALTEXT) {
qDebug("[nativeGetContentInfo] AVMEDIA_TYPE_SUBTITLE = AV_CODEC_ID_REALTEXT");
} else if (mFormatCtx->streams[pkt->stream_index]->codec->codec_id == AV_CODEC_ID_SUBVIEWER1) {
qDebug("[nativeGetContentInfo] AVMEDIA_TYPE_SUBTITLE = AV_CODEC_ID_SUBVIEWER1");
} else if (mFormatCtx->streams[pkt->stream_index]->codec->codec_id == AV_CODEC_ID_SUBVIEWER) {
qDebug("[nativeGetContentInfo] AVMEDIA_TYPE_SUBTITLE = AV_CODEC_ID_SUBVIEWER");
} else if (mFormatCtx->streams[pkt->stream_index]->codec->codec_id == AV_CODEC_ID_SUBRIP) {
qDebug("[nativeGetContentInfo] AVMEDIA_TYPE_SUBTITLE = AV_CODEC_ID_SUBRIP");
} else if (mFormatCtx->streams[pkt->stream_index]->codec->codec_id == AV_CODEC_ID_WEBVTT) {
qDebug("[nativeGetContentInfo] AVMEDIA_TYPE_SUBTITLE = AV_CODEC_ID_WEBVTT");
} else if (mFormatCtx->streams[pkt->stream_index]->codec->codec_id == AV_CODEC_ID_MPL2) {
qDebug("[nativeGetContentInfo] AVMEDIA_TYPE_SUBTITLE = AV_CODEC_ID_MPL2");
} else if (mFormatCtx->streams[pkt->stream_index]->codec->codec_id == AV_CODEC_ID_VPLAYER) {
qDebug("[nativeGetContentInfo] AVMEDIA_TYPE_SUBTITLE = AV_CODEC_ID_VPLAYER");
} else if (mFormatCtx->streams[pkt->stream_index]->codec->codec_id == AV_CODEC_ID_PJS) {
qDebug("[nativeGetContentInfo] AVMEDIA_TYPE_SUBTITLE = AV_CODEC_ID_PJS");
} else if (mFormatCtx->streams[pkt->stream_index]->codec->codec_id == AV_CODEC_ID_ASS) {
qDebug("[nativeGetContentInfo] AVMEDIA_TYPE_SUBTITLE = AV_CODEC_ID_ASS");
}else{
qDebug("AVMEDIA_TYPE_SUBTITLE");
}
qDebug("AVMEDIA_TYPE_SUBTITLE");
qDebug() << "AVMEDIA_TYPE_SUBTITLE 222";*/
av_packet_unref(pkt);
av_freep(pkt);
pkt = NULL;
mIsSubtitleSeeked = true;
// mIsSubtitlePlayed = false;
// qDebug() << "------------------------------- AVMEDIA_TYPE_SUBTITLE";
// qDebug() << "------------------------------- AVMEDIA_TYPE_SUBTITLE:" << pkt.stream_index << ":" << AVMEDIA_TYPE_SUBTITLE;
}
else if(mFormatCtx->streams[pkt->stream_index]->codec->codec_type == AVMEDIA_TYPE_DATA){
// qDebug() << "------------------------------- AVMEDIA_TYPE_DATA";
av_packet_unref(pkt);
av_freep(pkt);
pkt = NULL;
mIsAudioLoadedCompleted = false;
mIsVideoLoadedCompleted = false;
}
else{
av_packet_unref(pkt);
av_freep(pkt);
pkt = NULL;
mIsAudioLoadedCompleted = false;
mIsVideoLoadedCompleted = false;
}
if(!mIsLiving){
if((!mIsVideoSeeked && hasVideo()) || (!mIsAudioSeeked && hasAudio()) || (!mIsSubtitleSeeked && mHasSubtitle)){ //如果其中某一个元素未完成拖动，则继续解码s
mProcessThread.addTask(new AVCodecTask(this,AVCodecTask::AVCodecTaskCommand_Decodec));
}else{
//判断是否将设定的缓存装满，如果未装满的话，一直循环
int videoDiffTime = videoq.diffTime(),audioDiffTime = audioq.diffTime();
if(((videoDiffTime < mminimumBufferSize && mIsOpenVideoCodec && !mIsVideoLoadedCompleted) ||
(audioDiffTime < mminimumBufferSize && mIsOpenAudioCodec && !mIsAudioLoadedCompleted))
&& videoDiffTime < mminimumBufferSize && audioDiffTime < mminimumBufferSize
){//只要有一种流装满，则不继续处理
mProcessThread.addTask(new AVCodecTask(this,AVCodecTask::AVCodecTaskCommand_Decodec));
}else{
if(videoq.size() == 0){
mIsVideoLoadedCompleted = true;
}
if(audioq.size() == 0){
mIsAudioLoadedCompleted = true;
}
if(!mIsSeekd){
mIsSeekd = true;
statusChanged(AVDefine::AVMediaStatus_Buffered);
statusChanged(AVDefine::AVMediaStatus_Seeked);
}
if(mStatus == AVDefine::AVMediaStatus_Buffering){
statusChanged(AVDefine::AVMediaStatus_Buffered);
}
}
if((videoDiffTime < mmaximumBufferSize && !mIsVideoLoadedCompleted) || (audioDiffTime < mmaximumBufferSize && !mIsAudioLoadedCompleted)){
mProcessThread.addTask(new AVCodecTask(this,AVCodecTask::AVCodecTaskCommand_Decodec));
}
}
}else{
// qDebug() << "-------------------------- AVCodecTaskCommand_Decodec";
statusChanged(AVDefine::AVMediaStatus_Buffered);
mProcessThread.addTask(new AVCodecTask(this,AVCodecTask::AVCodecTaskCommand_Decodec));
}
if(!mTime.isValid())
mTime.start();
int elapsed = mTime.elapsed();
if(elapsed - mLastTime >= 1000){ //1秒钟
// qDebug() << "bytes_read : " << mFormatCtx->pb->bytes_read
// << " pos : " << mFormatCtx->pb->pos
// << " max size : " << mFormatCtx->pb->maxsize
// << " written : " << mFormatCtx->pb->written
// << " download speed : " << (mFormatCtx->pb->pos - mLastPos) / 1024 << "kb/s";
//emit updateInternetSpeed(mFormatCtx->pb->pos - mLastPos > 0 ? mFormatCtx->pb->pos - mLastPos : 0);
mLastTime = 0;
mTime.restart();
if(mFormatCtx->pb != NULL)
mLastPos = mFormatCtx->pb->pos;
}
}
void AVDecoder::setFilename(const QString &source){
mProcessThread.clearAllTask(); //清除所有任务
mProcessThread.addTask(new AVCodecTask(this,AVCodecTask::AVCodecTaskCommand_SetFileName,0,source));
}
void AVDecoder::setFilenameImpl(const QString &source){
mProcessThread.clearAllTask(); //清除所有任务
if(mFilename.size() > 0){
clearRenderList();
release();//释放所有资源
}
mFilename = source;
mIsInit = false;
mIsNeedCallRenderFirstFrame = true;
load();
}
void AVDecoder::stop(){
mAudioBufferMutex.lock();
//清除音频buffer
mAudioBuffer.clear();
mAudioBufferMutex.unlock();
}
void AVDecoder::setMediaCallback(AVMediaCallback *callback){
this->mCallback = callback;
}
void AVDecoder::load(){
mProcessThread.addTask(new AVCodecTask(this,AVCodecTask::AVCodecTaskCommand_Init));
}
/** 设置播放速率，最大为8，最小为1.0 / 8 */
void AVDecoder::setPlayRate(int rate){
mProcessThread.addTask(new AVCodecTask(this,AVCodecTask::AVCodecTaskCommand_SetPlayRate,rate));
}
int AVDecoder::getPlayRate(){
return this->mPlayRate;
}
bool AVDecoder::getAccompany()const{
return mIsAccompany;
}
void AVDecoder::setAccompany(bool flag){
mIsAccompany = flag;
}
void AVDecoder::seek(int ms){
if(isLiving())
return;
mProcessThread.clearAllTask();
mProcessThread.addTask(new AVCodecTask(this,AVCodecTask::AVCodecTaskCommand_Seek,ms));
}
void AVDecoder::checkBuffer(){
if(mIsLiving)
return;
if(!mIsReadFinish){
//判断是否将设定的缓存装满，如果未装满的话，一直循环
//if(mIsOpenVideoCodec && !mIsVideoLoadedCompleted){
if(mIsOpenVideoCodec){
if(videoq.diffTime() < mmaximumBufferSize){
mProcessThread.addTask(new AVCodecTask(this,AVCodecTask::AVCodecTaskCommand_Decodec));
}
}
//if(mIsOpenAudioCodec && !mIsAudioLoadedCompleted){
if(mIsOpenAudioCodec){
if(audioq.diffTime() < mmaximumBufferSize ){
mProcessThread.addTask(new AVCodecTask(this,AVCodecTask::AVCodecTaskCommand_Decodec));
}
}
}
}
void AVDecoder::releseCurrentRenderItem(){
if(mLastRenderItem != NULL && mLastRenderItem->isRendered && mLastRenderItem->valid){
mLastRenderItem->mutex.lock();
mVideoSwsCtxMutex.lock();
mLastRenderItem->release();
mVideoSwsCtxMutex.unlock();
mLastRenderItem->mutex.unlock();
}
}
void AVDecoder::resetVideoCodecContext(){
mVideoCodecCtxMutex.lock();
if(mVideoCodecCtx != NULL){
if(avcodec_is_open(mVideoCodecCtx)){
avcodec_close(mVideoCodecCtx);
if(avcodec_open2(mVideoCodecCtx, mVideoCodec, NULL) < 0)
{
mIsOpenVideoCodec = false;
}
}
}
mVideoCodecCtxMutex.unlock();
}
/** 渲染第一帧 */
void AVDecoder::renderFirstFrame(){
mRenderListMutex.lock();
int minTime = -1;
RenderItem *render = NULL;
for(int i = 0,len = mRenderList.size();i < len;i++){
RenderItem *item = mRenderList[i];
item->mutex.lock();
if(item->valid){
if(minTime == -1){
minTime = item->pts;
}
if(item->pts <= minTime){
minTime = item->pts;
render = item;
}
}
item->mutex.unlock();
}
if(render != NULL){
if(mCallback){
releseCurrentRenderItem();
vFormat.renderFrame = render->frame;
vFormat.renderFrameMutex = &render->mutex;
render->isRendered = true;
mCallback->mediaUpdateVideoFrame((void *)&vFormat);
mLastRenderItem = render;
}
}
mRenderListMutex.unlock();
}
/** 渲染下一帧 */
void AVDecoder::checkRenderList(){
if(mIsDestroy)
return;