mirrors/libstb-hal
1
0
Fork 0
mirror of https://github.com/tuxbox-neutrino/libstb-hal.git synced 2025-08-27 07:23:11 +02:00
Code Issues Packages Projects Releases Wiki Activity

libeplayer3: cleanup

Browse Source
This commit is contained in:
martii
2013-07-14 10:04:05 +02:00
parent fb16fc2ffb
commit 33d6a1c7ca
3 changed files with 70 additions and 352 deletions
Download Patch File Download Diff File Expand all files Collapse all files

291
libeplayer3/container/container_ffmpeg.c
View File

@@ -113,16 +113,19 @@ static unsigned char isContainerRunning = 0;
long long int latestPts = 0;
static int restart_audio_resampling = 0;
static off_t seek_target_bytes = 0;
static int do_seek_target_bytes = 0;
static float seek_target_seconds = 0.0;
static int do_seek_target_seconds = 0;
static int seek_target_flag = 0;
/* ***************************** */
/* Prototypes */
/* ***************************** */
static int container_ffmpeg_seek_bytes(off_t pos);
static int container_ffmpeg_seek(Context_t *context, float sec, int absolute);
static int container_ffmpeg_seek_rel(Context_t *context, off_t pos, long long int pts, float sec);
#define use_sec_to_seek
#if !defined(use_sec_to_seek)
static int container_ffmpeg_seek_bytes_rel(off_t start, off_t bytes);
#endif
/* ***************************** */
/* MISC Functions */
@@ -256,7 +259,7 @@ long long int calcPts(AVStream* stream, AVPacket* packet)
else if (avContext->start_time == AV_NOPTS_VALUE)
pts = 90000.0 * (double)packet->pts * av_q2d(stream->time_base);
else
pts = 90000.0 * (((double)(packet->pts) * av_q2d(stream->time_base)) - (avContext->start_time / AV_TIME_BASE));
pts = 90000.0 * (double)packet->pts * av_q2d(stream->time_base) - 90000.0 * avContext->start_time / AV_TIME_BASE;
if (pts & 0x8000000000000000ull)
pts = INVALID_PTS_VALUE;
@@ -331,11 +334,7 @@ static void FFMPEGThread(Context_t *context) {
AVPacket packet;
off_t lastSeek = -1;
long long int lastPts = -1, currentVideoPts = -1, currentAudioPts = -1, showtime = 0, bofcount = 0;
int err = 0, audioMute = 0;
#ifdef reverse_playback_2
int gotlastPts = 0;
off_t lastReverseSeek = 0; /* max address to read before seek again in reverse play */
#endif
int err = 0;
AudioVideoOut_t avOut;
#ifdef USE_LIBSWRESAMPLE
@@ -373,11 +372,8 @@ static void FFMPEGThread(Context_t *context) {
continue;
}
#define reverse_playback_3
#ifdef reverse_playback_3
if (context->playback->BackWard && av_gettime() >= showtime)
{
audioMute = 1;
context->output->Command(context, OUTPUT_CLEAR, "video");
if(bofcount == 1)
@@ -395,8 +391,7 @@ static void FFMPEGThread(Context_t *context) {
lastPts = currentAudioPts;
}
if((err = container_ffmpeg_seek_rel(context, lastSeek, lastPts, (float) context->playback->Speed * 15)) < 0)
if((err = container_ffmpeg_seek_rel(context, lastSeek, lastPts, (float) context->playback->Speed)) < 0)
{
ffmpeg_err( "Error seeking\n");
@@ -406,80 +401,27 @@ static void FFMPEGThread(Context_t *context) {
}
}
}
if (do_seek_target_seconds || do_seek_target_bytes) {
if (do_seek_target_seconds) {
float seek_target_seconds_min = seek_target_seconds - 15 * AV_TIME_BASE;
avformat_seek_file(avContext, -1, seek_target_seconds_min, seek_target_seconds, INT64_MAX, seek_target_flag);
} else
container_ffmpeg_seek_bytes(seek_target_bytes);
do_seek_target_seconds = do_seek_target_bytes = 0;
restart_audio_resampling = 1;
latestPts = 0;
seek_target_flag = 0;
}
if (context->playback->BackWard) {
lastPts = lastPts + (context->playback->Speed * 90000);
showtime = av_gettime() + 300000; //jump back all 300ms
}
if(!context->playback->BackWard && audioMute)
{
lastPts = -1;
bofcount = 0;
showtime = 0;
audioMute = 0;
context->output->Command(context, OUTPUT_AUDIOMUTE, "0");
}
#endif
#ifdef reverse_playback_2
/* should we seek back again ?
* reverse play and currentReadPosition >= end of seek reverse play area ? */
if ((context->playback->BackWard) && (currentReadPosition >= lastReverseSeek))
{
/* fixme: surplus detection */
int surplus = 1;
ffmpeg_printf(20, "new seek ->c %lld, l %lld, ls %lld, lp %lld\n", currentReadPosition, lastReverseSeek, lastSeek, lastPts);
context->output->Command(context, OUTPUT_DISCONTINUITY_REVERSE, &surplus);
/* save the maximum read position, if we reach this, we must
* seek back again.
*/
if(lastReverseSeek == 0)
lastReverseSeek = currentReadPosition;
else
lastReverseSeek = lastSeek;
#if defined(use_sec_to_seek)
if ((err = container_ffmpeg_seek_rel(context, lastSeek, lastPts, -5)) < 0)
#else
if ((err = container_ffmpeg_seek_bytes_rel(lastSeek, /* context->playback->BackWard */ -188 * 200)) < 0)
#endif
{
ffmpeg_err( "Error seeking\n");
if (err == cERR_CONTAINER_FFMPEG_END_OF_FILE)
{
break;
}
}
else
{
lastSeek = currentReadPosition = avio_tell(avContext->pb);
gotlastPts = 1;
#ifndef use_sec_to_seek
if (err != lastSeek)
ffmpeg_err("upssssssssssssssss seek not doing what I want\n");
#endif
/*
if (currentVideoPts != -1)
lastPts = currentVideoPts;
else
lastPts = currentAudioPts;
*/
}
} else
if (!context->playback->BackWard)
{
lastReverseSeek = 0;
lastSeek = -1;
lastPts = -1;
gotlastPts = 0;
}
#endif
getMutex(FILENAME, __FUNCTION__,__LINE__);
if (av_read_frame(avContext, &packet) == 0 )
@@ -518,14 +460,6 @@ static void FFMPEGThread(Context_t *context) {
if ((currentVideoPts > latestPts) && (currentVideoPts != INVALID_PTS_VALUE))
latestPts = currentVideoPts;
#ifdef reverse_playback_2
if (currentVideoPts != INVALID_PTS_VALUE && gotlastPts == 1)
{
lastPts = currentVideoPts;
gotlastPts = 0;
}
#endif
ffmpeg_printf(200, "VideoTrack index = %d %lld\n",pid, currentVideoPts);
avOut.data = packet.data;
@@ -552,14 +486,6 @@ static void FFMPEGThread(Context_t *context) {
if ((currentAudioPts > latestPts) && (!videoTrack))
latestPts = currentAudioPts;
#ifdef reverse_playback_2
if (currentAudioPts != INVALID_PTS_VALUE && gotlastPts == 1 && (!videoTrack))
{
lastPts = currentAudioPts;
gotlastPts = 0;
}
#endif
ffmpeg_printf(200, "AudioTrack index = %d\n",pid);
if (audioTrack->inject_raw_pcm == 1){
ffmpeg_printf(200,"write audio raw pcm\n");
@@ -581,10 +507,7 @@ static void FFMPEGThread(Context_t *context) {
avOut.height = 0;
avOut.type = "audio";
#ifdef reverse_playback_3
if (!context->playback->BackWard)
#endif
if (context->output->audio->Write(context, &avOut) < 0)
if (!context->playback->BackWard && context->output->audio->Write(context, &avOut) < 0)
{
ffmpeg_err("(raw pcm) writing data to audio device failed\n");
}
@@ -594,6 +517,34 @@ static void FFMPEGThread(Context_t *context) {
AVCodecContext *c = ((AVStream*)(audioTrack->stream))->codec;
AVPacket avpkt = packet;
if (restart_audio_resampling) {
restart_audio_resampling = 0;
// flush streams
unsigned int i;
for (i = 0; i < avContext->nb_streams; i++)
if (avContext->streams[i]->codec && avContext->streams[i]->codec->codec)
avcodec_flush_buffers(avContext->streams[i]->codec);
#ifdef USE_LIBSWRESAMPLE
if (swr) {
swr_free(&swr);
swr = NULL;
}
#else
if (avr) {
avresample_close(avr);
avresample_free(&avr);
avr = NULL;
}
#endif
if (decoded_frame) {
avcodec_free_frame(&decoded_frame);
decoded_frame = NULL;
}
context->output->Command(context, OUTPUT_FLUSH, NULL);
context->output->Command(context, OUTPUT_PLAY, NULL);
}
while(avpkt.size > 0)
{
@@ -723,10 +674,7 @@ static void FFMPEGThread(Context_t *context) {
avOut.height = 0;
avOut.type = "audio";
#ifdef reverse_playback_3
if (!context->playback->BackWard)
#endif
if (context->output->audio->Write(context, &avOut) < 0)
if (!context->playback->BackWard && context->output->audio->Write(context, &avOut) < 0)
ffmpeg_err("writing data to audio device failed\n");
av_freep(&output);
}
@@ -746,10 +694,7 @@ static void FFMPEGThread(Context_t *context) {
avOut.height = 0;
avOut.type = "audio";
#ifdef reverse_playback_3
if (!context->playback->BackWard)
#endif
if (context->output->audio->Write(context, &avOut) < 0)
if (!context->playback->BackWard && context->output->audio->Write(context, &avOut) < 0)
{
ffmpeg_err("(aac) writing data to audio device failed\n");
}
@@ -768,10 +713,7 @@ static void FFMPEGThread(Context_t *context) {
avOut.height = 0;
avOut.type = "audio";
#ifdef reverse_playback_3
if (!context->playback->BackWard)
#endif
if (context->output->audio->Write(context, &avOut) < 0)
if (!context->playback->BackWard && context->output->audio->Write(context, &avOut) < 0)
{
ffmpeg_err("writing data to audio device failed\n");
}
@@ -1581,52 +1523,12 @@ static int container_ffmpeg_seek_bytes(off_t pos) {
return cERR_CONTAINER_FFMPEG_NO_ERROR;
}
#if !defined(use_sec_to_seek)
/* seeking relative to a given byteposition N bytes ->for reverse playback needed */
static int container_ffmpeg_seek_bytes_rel(off_t start, off_t bytes) {
int flag = AVSEEK_FLAG_BYTE;
off_t newpos;
off_t current_pos = avio_tell(avContext->pb);
if (start == -1)
start = current_pos;
ffmpeg_printf(250, "start:%lld bytes:%lld\n", start, bytes);
newpos = start + bytes;
if (current_pos > newpos)
flag |= AVSEEK_FLAG_BACKWARD;
if (newpos < 0)
{
ffmpeg_err("end of file reached\n");
return cERR_CONTAINER_FFMPEG_END_OF_FILE;
}
ffmpeg_printf(20, "seeking to position %lld (bytes)\n", newpos);
/* fixme: should we adapt INT64_MIN/MAX to some better value?
* take a loog in ffmpeg to be sure what this paramter are doing
*/
if (avformat_seek_file(avContext, -1, INT64_MIN, newpos, INT64_MAX, flag) < 0)
{
ffmpeg_err( "Error seeking\n");
return cERR_CONTAINER_FFMPEG_ERR;
}
ffmpeg_printf(30, "current_pos after seek %lld\n", avio_tell(avContext->pb));
return cERR_CONTAINER_FFMPEG_NO_ERROR;
}
#endif
/* seeking relative to a given byteposition N seconds ->for reverse playback needed */
static int container_ffmpeg_seek_rel(Context_t *context, off_t pos, long long int pts, float sec) {
Track_t * videoTrack = NULL;
Track_t * audioTrack = NULL;
Track_t * current = NULL;
int flag = 0;
seek_target_flag = 0;
ffmpeg_printf(10, "seeking %f sec relativ to %lld\n", sec, pos);
@@ -1652,7 +1554,7 @@ static int container_ffmpeg_seek_rel(Context_t *context, off_t pos, long long in
pts = current->pts;
if (sec < 0)
flag |= AVSEEK_FLAG_BACKWARD;
seek_target_flag |= AVSEEK_FLAG_BACKWARD;
getMutex(FILENAME, __FUNCTION__,__LINE__);
@@ -1681,12 +1583,8 @@ static int container_ffmpeg_seek_rel(Context_t *context, off_t pos, long long in
ffmpeg_printf(10, "1. seeking to position %lld bytes ->sec %f\n", pos, sec);
if (container_ffmpeg_seek_bytes(pos) < 0)
{
ffmpeg_err( "Error seeking\n");
releaseMutex(FILENAME, __FUNCTION__,__LINE__);
return cERR_CONTAINER_FFMPEG_ERR;
}
seek_target_bytes = pos;
do_seek_target_bytes = 1;
releaseMutex(FILENAME, __FUNCTION__,__LINE__);
return pos;
@@ -1700,35 +1598,8 @@ static int container_ffmpeg_seek_rel(Context_t *context, off_t pos, long long in
ffmpeg_printf(10, "2. seeking to position %f sec ->time base %f %d\n", sec, av_q2d(((AVStream*) current->stream)->time_base), AV_TIME_BASE);
#if 1
if (avformat_seek_file(avContext, -1, INT64_MIN, sec * AV_TIME_BASE, INT64_MAX, flag) < 0)
#else
if (av_seek_frame(avContext, -1 , sec * AV_TIME_BASE, flag) < 0)
#endif
{
ffmpeg_err( "Error seeking\n");
releaseMutex(FILENAME, __FUNCTION__,__LINE__);
return cERR_CONTAINER_FFMPEG_ERR;
}
context->output->Command(context, OUTPUT_FLUSH, NULL);
context->output->Command(context, OUTPUT_PLAY, NULL);
latestPts = 0;
#if 1
if (videoTrack && videoTrack->stream && ((AVStream*) videoTrack->stream)->codec && ((AVStream*) videoTrack->stream)->codec->codec)
avcodec_flush_buffers(((AVStream*) videoTrack->stream)->codec);
if (audioTrack && audioTrack->stream && ((AVStream*) audioTrack->stream)->codec && ((AVStream*) audioTrack->stream)->codec->codec)
avcodec_flush_buffers(((AVStream*) audioTrack->stream)->codec);
#endif
#if 0 // looks bogus --martii
if (sec <= 0)
{
ffmpeg_err("end of file reached\n");
releaseMutex(FILENAME, __FUNCTION__,__LINE__);
return cERR_CONTAINER_FFMPEG_END_OF_FILE;
}
#endif
seek_target_seconds = sec * AV_TIME_BASE;
do_seek_target_seconds = 1;
}
releaseMutex(FILENAME, __FUNCTION__,__LINE__);
@@ -1739,7 +1610,7 @@ static int container_ffmpeg_seek(Context_t *context, float sec, int absolute) {
Track_t * videoTrack = NULL;
Track_t * audioTrack = NULL;
Track_t * current = NULL;
int flag = 0;
seek_target_flag = 0;
if (absolute) {
ffmpeg_printf(10, "goto %f sec\n", sec);
@@ -1769,7 +1640,7 @@ static int container_ffmpeg_seek(Context_t *context, float sec, int absolute) {
}
if (sec < 0)
flag |= AVSEEK_FLAG_BACKWARD;
seek_target_flag |= AVSEEK_FLAG_BACKWARD;
getMutex(FILENAME, __FUNCTION__,__LINE__);
@@ -1806,12 +1677,8 @@ static int container_ffmpeg_seek(Context_t *context, float sec, int absolute) {
ffmpeg_printf(10, "1. seeking to position %lld bytes ->sec %f\n", pos, sec);
if (container_ffmpeg_seek_bytes(pos) < 0)
{
ffmpeg_err( "Error seeking\n");
releaseMutex(FILENAME, __FUNCTION__,__LINE__);
return cERR_CONTAINER_FFMPEG_ERR;
}
seek_target_bytes = pos;
do_seek_target_bytes = 1;
} else
{
@@ -1819,26 +1686,8 @@ static int container_ffmpeg_seek(Context_t *context, float sec, int absolute) {
sec += ((float) current->pts / 90000.0f);
ffmpeg_printf(10, "2. seeking to position %f sec ->time base %f %d\n", sec, av_q2d(((AVStream*) current->stream)->time_base), AV_TIME_BASE);
#if 1
if (avformat_seek_file(avContext, -1, INT64_MIN, sec * AV_TIME_BASE, INT64_MAX, flag) < 0)
#else
if (av_seek_frame(avContext, -1 /* or streamindex */, sec * AV_TIME_BASE, flag) < 0)
#endif
{
ffmpeg_err( "Error seeking\n");
releaseMutex(FILENAME, __FUNCTION__,__LINE__);
return cERR_CONTAINER_FFMPEG_ERR;
}
context->output->Command(context, OUTPUT_FLUSH, NULL);
context->output->Command(context, OUTPUT_PLAY, NULL);
latestPts = 0;
#if 1
if (videoTrack && videoTrack->stream && ((AVStream*) videoTrack->stream)->codec && ((AVStream*) videoTrack->stream)->codec->codec)
avcodec_flush_buffers(((AVStream*) videoTrack->stream)->codec);
if (audioTrack && audioTrack->stream && ((AVStream*) audioTrack->stream)->codec && ((AVStream*) audioTrack->stream)->codec->codec)
avcodec_flush_buffers(((AVStream*) audioTrack->stream)->codec);
#endif
seek_target_seconds = sec * AV_TIME_BASE;
do_seek_target_seconds = 1;
}
releaseMutex(FILENAME, __FUNCTION__,__LINE__);