bool Output::Open()
{
ScopedLock v_lock(videoMutex);
ScopedLock a_lock(audioMutex);
if (videofd < 0)
videofd = open(VIDEODEV, O_RDWR);
if (videofd < 0)
return false;
ioctl(videofd, VIDEO_CLEAR_BUFFER, NULL);
dioctl(videofd, VIDEO_SELECT_SOURCE, (void *) VIDEO_SOURCE_MEMORY);
dioctl(videofd, VIDEO_SET_STREAMTYPE, (void *) STREAM_TYPE_PROGRAM);
dioctl(videofd, VIDEO_SET_SPEED, DVB_SPEED_NORMAL_PLAY);
if (audiofd < 0)
audiofd = open(AUDIODEV, O_RDWR);
if (audiofd < 0) {
close(videofd);
videofd = -1;
return false;
}
ioctl(audiofd, AUDIO_CLEAR_BUFFER, NULL);
dioctl(audiofd, AUDIO_SELECT_SOURCE, (void *) AUDIO_SOURCE_MEMORY);
dioctl(audiofd, AUDIO_SET_STREAMTYPE, (void *) STREAM_TYPE_PROGRAM);
return true;
}
bool Output::Stop()
{
bool ret = true;
ScopedLock v_lock(videoMutex);
ScopedLock a_lock(audioMutex);
if (videofd > -1) {
ioctl(videofd, VIDEO_CLEAR_BUFFER, NULL);
/* set back to normal speed (end trickmodes) */
dioctl(videofd, VIDEO_SET_SPEED, DVB_SPEED_NORMAL_PLAY);
if (dioctl(videofd, VIDEO_STOP, NULL))
ret = false;
}
if (audiofd > -1) {
ioctl(audiofd, AUDIO_CLEAR_BUFFER, NULL);
/* set back to normal speed (end trickmodes) */
dioctl(audiofd, AUDIO_SET_SPEED, DVB_SPEED_NORMAL_PLAY);
if (dioctl(audiofd, AUDIO_STOP, NULL))
ret = false;
}
return ret;
}
bool Output::SwitchAudio(Track *track)
{
ScopedLock a_lock(audioMutex);
if (audioTrack && track->stream == audioTrack->stream)
return true;
if (audiofd > -1) {
dioctl(audiofd, AUDIO_STOP, NULL);
ioctl(audiofd, AUDIO_CLEAR_BUFFER, NULL);
}
audioTrack = track;
if (track->stream) {
AVCodecContext *avcc = track->stream->codec;
if (!avcc)
return false;
audioWriter = Writer::GetWriter(avcc->codec_id, avcc->codec_type, audioTrack->ac3flags);
audioWriter->Init(audiofd, audioTrack->stream, player);
if (audiofd > -1) {
audio_encoding_t audioEncoding = AUDIO_ENCODING_LPCMA;
if (audioTrack->ac3flags != 6)
audioEncoding = Writer::GetAudioEncoding(avcc->codec_id);
dioctl(audiofd, AUDIO_SET_ENCODING, audioEncoding);
dioctl(audiofd, AUDIO_PLAY, NULL);
}
}
return true;
}
bool Output::Play()
{
bool ret = true;
ScopedLock v_lock(videoMutex);
ScopedLock a_lock(audioMutex);
AVCodecContext *avcc;
if (videoTrack && videoTrack->stream && videofd > -1 && (avcc = videoTrack->stream->codec)) {
videoWriter = Writer::GetWriter(avcc->codec_id, avcc->codec_type, videoTrack->ac3flags);
videoWriter->Init(videofd, videoTrack->stream, player);
if (dioctl(videofd, VIDEO_SET_ENCODING, videoWriter->GetVideoEncoding(avcc->codec_id))
|| dioctl(videofd, VIDEO_PLAY, NULL))
ret = false;
}
if (audioTrack && audioTrack->stream && audiofd > -1 && (avcc = audioTrack->stream->codec)) {
audioWriter = Writer::GetWriter(avcc->codec_id, avcc->codec_type, audioTrack->ac3flags);
audioWriter->Init(audiofd, audioTrack->stream, player);
audio_encoding_t audioEncoding = AUDIO_ENCODING_LPCMA;
if (audioTrack->ac3flags != 6)
audioEncoding = audioWriter->GetAudioEncoding(avcc->codec_id);
if (dioctl(audiofd, AUDIO_SET_ENCODING, audioEncoding)
|| dioctl(audiofd, AUDIO_PLAY, NULL))
ret = false;
}
return ret;
}
bool Output::SwitchVideo(AVStream *stream)
{
ScopedLock v_lock(videoMutex);
if (stream == videoStream)
{
return true;
}
if (videofd > -1)
{
dioctl(videofd, VIDEO_STOP, NULL);
ioctl(videofd, VIDEO_CLEAR_BUFFER, NULL);
}
videoStream = stream;
if (stream)
{
AVCodecContext *avcc = stream->codec;
if (!avcc)
{
return false;
}
videoWriter = Writer::GetWriter(avcc->codec_id, avcc->codec_type);
videoWriter->Init(videofd, videoStream, player);
if (videofd > -1)
{
dioctl(videofd, VIDEO_SET_ENCODING, Writer::GetVideoEncoding(avcc->codec_id));
dioctl(videofd, VIDEO_PLAY, NULL);
}
}
return true;
}
bool Output::SwitchAudio(AVStream *stream)
{
ScopedLock a_lock(audioMutex);
if (stream == audioStream)
{
return true;
}
if (audiofd > -1)
{
dioctl(audiofd, AUDIO_STOP, NULL);
ioctl(audiofd, AUDIO_CLEAR_BUFFER, NULL);
}
audioStream = stream;
if (stream)
{
AVCodecContext *avcc = stream->codec;
if (!avcc)
{
return false;
}
audioWriter = Writer::GetWriter(avcc->codec_id, avcc->codec_type);
audioWriter->Init(audiofd, audioStream, player);
if (audiofd > -1)
{
dioctl(audiofd, AUDIO_SET_ENCODING, Writer::GetAudioEncoding(avcc->codec_id));
dioctl(audiofd, AUDIO_PLAY, NULL);
}
}
return true;
}
bool Output::Play()
{
bool ret = true;
ScopedLock v_lock(videoMutex);
ScopedLock a_lock(audioMutex);
AVCodecContext *avcc;
if (videoStream && videofd > -1 && (avcc = videoStream->codec))
{
videoWriter = Writer::GetWriter(avcc->codec_id, avcc->codec_type);
videoWriter->Init(videofd, videoStream, player);
if (dioctl(videofd, VIDEO_SET_ENCODING, videoWriter->GetVideoEncoding(avcc->codec_id))
|| dioctl(videofd, VIDEO_PLAY, NULL))
{
ret = false;
}
}
if (audioStream && audiofd > -1 && (avcc = audioStream->codec))
{
audioWriter = Writer::GetWriter(avcc->codec_id, avcc->codec_type);
audioWriter->Init(audiofd, audioStream, player);
if (dioctl(audiofd, AUDIO_SET_ENCODING, audioWriter->GetAudioEncoding(avcc->codec_id))
|| dioctl(audiofd, AUDIO_PLAY, NULL))
{
ret = false;
}
}
return ret;
}
bool Output::GetFrameCount(int64_t &framecount)
{
dvb_play_info_t playInfo;
if ((videofd > -1 && !dioctl(videofd, VIDEO_GET_PLAY_INFO, (void *) &playInfo)) ||
(audiofd > -1 && !dioctl(audiofd, AUDIO_GET_PLAY_INFO, (void *) &playInfo))) {
framecount = playInfo.frame_count;
return true;
}
return false;
}
bool Output::Continue()
{
bool ret = true;
ScopedLock v_lock(videoMutex);
ScopedLock a_lock(audioMutex);
if (videofd > -1 && dioctl(videofd, VIDEO_CONTINUE, NULL))
ret = false;
if (audiofd > -1 && dioctl(audiofd, AUDIO_CONTINUE, NULL))
ret = false;
return ret;
}
bool Output::Pause()
{
bool ret = true;
ScopedLock v_lock(videoMutex);
ScopedLock a_lock(audioMutex);
if (videofd > -1) {
if (dioctl(videofd, VIDEO_FREEZE, NULL))
ret = false;
}
if (audiofd > -1) {
if (dioctl(audiofd, AUDIO_PAUSE, NULL))
ret = false;
}
return ret;
}
bool Output::AVSync(bool b)
{
ScopedLock a_lock(audioMutex);
return audiofd > -1 && !dioctl(audiofd, AUDIO_SET_AV_SYNC, b);
}
bool Output::SlowMotion(int speed)
{
ScopedLock v_lock(videoMutex);
return videofd > -1 && !dioctl(videofd, VIDEO_SLOWMOTION, speed);
}
bool Output::FastForward(int speed)
{
ScopedLock v_lock(videoMutex);
return videofd > -1 && !dioctl(videofd, VIDEO_FAST_FORWARD, speed);
}
bool Output::Mute(bool b)
{
ScopedLock a_lock(audioMutex);
//AUDIO_SET_MUTE has no effect with new player
return audiofd > -1 && !dioctl(audiofd, b ? AUDIO_STOP : AUDIO_PLAY, NULL);
}
