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Code Issues Releases Wiki Activity

Improved replay of recordings.

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This commit is contained in:
Johns 2012-01-08 21:46:00 +01:00
parent f1551cd321
commit f6df79e8e6
9 changed files with 244 additions and 59 deletions
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2
Todo
View File

@ -83,8 +83,8 @@ HDMI/SPDIF Passthrough:
Channels are wrong setup, if changing setting during operation.
playback of recording
play back is too fast
pause is not reset, when replay exit
replay/pause need 100% cpu
setup:
Setup of decoder type.

99
audio.c
View File

@ -342,6 +342,11 @@ static int AlsaPlayRingbuffer(void)
if (err == -EAGAIN) {
goto again;
}
/*
if (err == -EBADFD) {
goto again;
}
*/
Error(_("audio/alsa: underrun error?\n"));
err = snd_pcm_recover(AlsaPCMHandle, err, 0);
if (err >= 0) {
@ -370,9 +375,13 @@ static void AlsaFlushBuffers(void)
int err;
RingBufferReadAdvance(AlsaRingBuffer, RingBufferUsedBytes(AlsaRingBuffer));
if ((err = snd_pcm_drop(AlsaPCMHandle))) {
if ((err = snd_pcm_drop(AlsaPCMHandle)) < 0) {
Error(_("audio: snd_pcm_drop(): %s\n"), snd_strerror(err));
}
if ((err = snd_pcm_prepare(AlsaPCMHandle)) < 0) {
Error(_("audio: snd_pcm_prepare(): %s\n"), snd_strerror(err));
}
AudioPTS = INT64_C(0x8000000000000000);
}
#if 0
@ -567,8 +576,20 @@ static void AlsaThread(void)
for (;;) {
int err;
Debug(4, "audio: play loop\n");
pthread_testcancel();
if (AlsaFlushBuffer) {
// we can flush too many, but wo cares
Debug(3, "audio/alsa: flushing buffers\n");
AlsaFlushBuffers();
/*
if ((err = snd_pcm_prepare(AlsaPCMHandle))) {
Error(_("audio: snd_pcm_prepare(): %s\n"), snd_strerror(err));
}
*/
AlsaFlushBuffer = 0;
break;
}
// wait for space in kernel buffers
if ((err = snd_pcm_wait(AlsaPCMHandle, 100)) < 0) {
Error(_("audio/alsa: wait underrun error?\n"));
err = snd_pcm_recover(AlsaPCMHandle, err, 0);
@ -580,14 +601,7 @@ static void AlsaThread(void)
continue;
}
if (AlsaFlushBuffer) {
// we can flush too many, but wo cares
Debug(3, "audio/alsa: flushing buffers\n");
AlsaFlushBuffers();
if ((err = snd_pcm_prepare(AlsaPCMHandle))) {
Error(_("audio: snd_pcm_prepare(): %s\n"), snd_strerror(err));
}
AlsaFlushBuffer = 0;
break;
continue;
}
if ((err = AlsaPlayRingbuffer())) { // empty / error
snd_pcm_state_t state;
@ -600,7 +614,8 @@ static void AlsaThread(void)
Debug(3, "audio/alsa: stopping play\n");
break;
}
usleep(20 * 1000);
pthread_yield();
usleep(20 * 1000); // let fill the buffers
}
}
}
@ -1195,6 +1210,21 @@ static int OssPlayRingbuffer(void)
return 0;
}
/**
** Flush oss buffers.
*/
static void OssFlushBuffers(void)
{
RingBufferReadAdvance(OssRingBuffer, RingBufferUsedBytes(OssRingBuffer));
// flush kernel buffers
if (ioctl(OssPcmFildes, SNDCTL_DSP_HALT_OUTPUT, NULL) < 0) {
Error(_("audio/oss: ioctl(SNDCTL_DSP_HALT_OUTPUT): %s\n"),
strerror(errno));
return;
}
AudioPTS = INT64_C(0x8000000000000000);
}
//----------------------------------------------------------------------------
// OSS pcm polled
//----------------------------------------------------------------------------
@ -1410,14 +1440,7 @@ static int OssSetup(int *freq, int *channels)
// flush any buffered data
{
AudioRunning = 0;
RingBufferReadAdvance(OssRingBuffer,
RingBufferUsedBytes(OssRingBuffer));
// flush kernel buffers
if (ioctl(OssPcmFildes, SNDCTL_DSP_HALT_OUTPUT, NULL) == -1) {
Error(_("audio/oss: ioctl(SNDCTL_DSP_HALT_OUTPUT): %s\n"),
strerror(errno));
return -1;
}
OssFlushBuffers();
}
AudioPTS = INT64_C(0x8000000000000000);
@ -1672,6 +1695,30 @@ void AudioEnqueue(const void *samples, int count)
(void)count;
}
/**
** Flush audio buffers.
*/
void AudioFlushBuffers(void)
{
#ifdef USE_ALSA
#ifdef USE_AUDIO_THREAD
if (AudioRunning) {
while (AudioRunning) {
AlsaFlushBuffer = 1;
usleep(1 * 1000);
}
AlsaFlushBuffer = 0;
} else
#endif
{
AlsaFlushBuffers();
}
#endif
#ifdef USE_OSS
OssFlushBuffers();
#endif
}
/**
** Call back to play audio polled.
*/
@ -1687,6 +1734,20 @@ void AudioPoller(void)
#endif
}
/**
** Get free bytes in audio output.
*/
int AudioFreeBytes(void)
{
#ifdef USE_ALSA
return RingBufferFreeBytes(AlsaRingBuffer);
#endif
#ifdef USE_OSS
return RingBufferFreeBytes(OssRingBuffer);
#endif
return -1;
}
/**
** Set audio clock base.
**

8
audio.h
View File

@ -1,7 +1,7 @@
///
/// @file audio.h @brief Audio module headerfile
///
/// Copyright (c) 2009 - 2011 by Johns. All Rights Reserved.
/// Copyright (c) 2009 - 2012 by Johns. All Rights Reserved.
///
/// Contributor(s):
///
@ -28,12 +28,14 @@
//----------------------------------------------------------------------------
extern void AudioEnqueue(const void *, int); ///< buffer audio samples
extern void AudioFlushBuffers(void); ///< flush audio buffers
extern void AudioPoller(void); ///< poll audio events/handling
extern int AudioFreeBytes(void); ///< free bytes in audio output
//extern int AudioFreeBytes(void); ///< free bytes in audio output
//extern int AudioUsedBytes(void); ///< used bytes in audio output
extern void AudioSetClock(int64_t); ///< set audio clock base
extern int64_t AudioGetClock(); ///< get current audio clock
extern uint64_t AudioGetDelay(void); ///< get current audio delay
extern int AudioSetup(int *, int *); ///< setup audio output

23
codec.c
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@ -561,6 +561,16 @@ void CodecVideoDecode(VideoDecoder * decoder, const AVPacket * avpkt)
}
}
/**
** Flush the video decoder.
**
** @param decoder video decoder data
*/
void CodecVideoFlushBuffers(VideoDecoder * decoder)
{
avcodec_flush_buffers(decoder->VideoCtx);
}
//----------------------------------------------------------------------------
// Audio
//----------------------------------------------------------------------------
@ -738,9 +748,11 @@ void CodecAudioDecode(AudioDecoder * audio_decoder, const AVPacket * avpkt)
spkt->pts = avpkt->pts;
spkt->dts = avpkt->dts;
#endif
#ifdef DEBUG
if (!audio_decoder->AudioParser) {
Fatal(_("codec: internal error parser freeded while running\n"));
}
#endif
audio_ctx = audio_decoder->AudioCtx;
index = 0;
@ -1026,6 +1038,17 @@ void CodecAudioDecode(AudioDecoder * audio_decoder, const AVPacket * avpkt)
#endif
/**
** Flush the audio decoder.
**
** @param decoder audio decoder data
*/
void CodecAudioFlushBuffers(AudioDecoder * decoder)
{
// FIXME: reset audio parser
avcodec_flush_buffers(decoder->AudioCtx);
}
//----------------------------------------------------------------------------
// Codec
//----------------------------------------------------------------------------

24
codec.h
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@ -1,7 +1,7 @@
///
/// @file codec.h @brief Codec module headerfile
///
/// Copyright (c) 2009 - 2011 by Johns. All Rights Reserved.
/// Copyright (c) 2009 - 2012 by Johns. All Rights Reserved.
///
/// Contributor(s):
///
@ -40,26 +40,32 @@ typedef struct _audio_decoder_ AudioDecoder;
/// Allocate a new video decoder context.
extern VideoDecoder *CodecVideoNewDecoder(VideoHwDecoder *);
/// Open video codec
/// Open video codec.
extern void CodecVideoOpen(VideoDecoder *, const char *, int);
/// Close video codec
/// Close video codec.
extern void CodecVideoClose(VideoDecoder *);
/// Decode a video packet
extern void CodecVideoDecode(VideoDecoder *, const AVPacket * pkt);
/// Decode a video packet.
extern void CodecVideoDecode(VideoDecoder *, const AVPacket *);
/// Flush video buffers.
extern void CodecVideoFlushBuffers(VideoDecoder *);
/// Allocate a new audio decoder context.
extern AudioDecoder *CodecAudioNewDecoder(void);
/// Open audio codec
/// Open audio codec.
extern void CodecAudioOpen(AudioDecoder *, const char *, int);
/// Close audio codec
/// Close audio codec.
extern void CodecAudioClose(AudioDecoder *);
/// Decode an audio packet
extern void CodecAudioDecode(AudioDecoder *, const AVPacket * pkt);
/// Decode an audio packet.
extern void CodecAudioDecode(AudioDecoder *, const AVPacket *);
/// Flush audio buffers.
extern void CodecAudioFlushBuffers(AudioDecoder *);
/// Setup and initialize codec module.
extern void CodecInit(void);

78
softhddev.c
View File

@ -59,6 +59,7 @@ static const char DeviceStopped = 1; ///< flag device stopped
//////////////////////////////////////////////////////////////////////////////
static volatile char NewAudioStream; ///< new audio stream
static volatile char SkipAudio; ///< skip audio stream
static AudioDecoder *MyAudioDecoder; ///< audio decoder
static enum CodecID AudioCodecID; ///< current codec id
@ -185,10 +186,11 @@ static int FindAudioSync(const AVPacket * avpkt)
** @param size size of PES packet
** @param id PES packet type
*/
void PlayAudio(const uint8_t * data, int size,
int PlayAudio(const uint8_t * data, int size,
__attribute__ ((unused)) uint8_t id)
{
int n;
int osize;
AVPacket avpkt[1];
// channel switch: SetAudioChannelDevice: SetDigitalAudioDevice:
@ -199,12 +201,19 @@ void PlayAudio(const uint8_t * data, int size,
AudioCodecID = CODEC_ID_NONE;
NewAudioStream = 0;
}
if (SkipAudio) {
return size;
}
// PES header 0x00 0x00 0x01 ID
// ID 0xBD 0xC0-0xCF
if (size < 9) {
Error(_("[softhddev] invalid audio packet\n"));
return;
return size;
}
// Don't overrun audio buffers on replay
if (AudioFreeBytes() < 3072 * 8 * 8) { // 8 channels 8 packets
return 0;
}
n = data[8]; // header size
@ -225,11 +234,12 @@ void PlayAudio(const uint8_t * data, int size,
}
}
osize = size;
data += 9 + n;
size -= 9 + n; // skip pes header
if (size <= 0) {
Error(_("[softhddev] invalid audio packet\n"));
return;
return osize;
}
// Detect audio code
// MPEG-PS mp2 MPEG1, MPEG2, AC3
@ -271,7 +281,7 @@ void PlayAudio(const uint8_t * data, int size,
avpkt->size = size;
n = FindAudioSync(avpkt);
if (n < 0) {
return;
return osize;
}
if (!MyAudioDecoder) {
MyAudioDecoder = CodecAudioNewDecoder();
@ -286,13 +296,15 @@ void PlayAudio(const uint8_t * data, int size,
// no decoder or codec known
if (!MyAudioDecoder || AudioCodecID == CODEC_ID_NONE) {
return;
return osize;
}
avpkt->data = (void *)data;
avpkt->size = size;
//memset(avpkt->data + avpkt->size, 0, FF_INPUT_BUFFER_PADDING_SIZE);
CodecAudioDecode(MyAudioDecoder, avpkt);
return osize;
}
/**
@ -300,6 +312,7 @@ void PlayAudio(const uint8_t * data, int size,
*/
void Mute(void)
{
SkipAudio = 1;
AudioSetVolume(0);
}
@ -480,6 +493,10 @@ int VideoDecode(void)
}
if (VideoClearBuffers) {
atomic_set(&VideoPacketsFilled, 0);
VideoPacketRead = VideoPacketWrite;
if (MyVideoDecoder) {
CodecVideoFlushBuffers(MyVideoDecoder);
}
VideoClearBuffers = 0;
return 1;
}
@ -751,8 +768,12 @@ void SetPlayMode(void)
}
}
if (MyAudioDecoder) {
NewAudioStream = 1;
if (AudioCodecID != CODEC_ID_NONE) {
NewAudioStream = 1;
}
}
VideoFreezed = 0;
SkipAudio = 0;
}
/**
@ -760,9 +781,16 @@ void SetPlayMode(void)
*/
void Clear(void)
{
int i;
VideoNextPacket(VideoCodecID); // terminate work
VideoClearBuffers = 1;
// FIXME: avcodec_flush_buffers
// FIXME: flush audio buffers
AudioFlushBuffers();
for (i = 0; VideoClearBuffers && i < 20; ++i) {
usleep(1 * 1000);
}
}
/**
@ -771,6 +799,7 @@ void Clear(void)
void Play(void)
{
VideoFreezed = 0;
SkipAudio = 0;
// FIXME: restart audio
}
@ -781,16 +810,33 @@ void Freeze(void)
{
VideoFreezed = 1;
// FIXME: freeze audio
AudioFlushBuffers();
}
/**
** Display the given I-frame as a still picture.
*/
void StillPicture(const uint8_t * data, int size)
{
// must be a PES start code
if (size < 9 || !data || data[0] || data[1] || data[2] != 0x01) {
Error(_("[softhddev] invalid PES video packet\n"));
return;
}
PlayVideo(data, size);
PlayVideo(data, size);
VideoNextPacket(VideoCodecID); // terminate work
}
/**
** Poll if device is ready. Called by replay.
**
** @param timeout timeout to become ready in ms
*/
int Poll(int timeout)
{
// buffers are too full
if (atomic_read(&VideoPacketsFilled) >= VIDEO_PACKET_MAX / 2) {
Debug(3, "replay: poll %d\n", timeout);
if (timeout) {
// let display thread work
usleep(timeout * 1000);
@ -800,6 +846,22 @@ int Poll(int timeout)
return 0;
}
/**
** Flush the device output buffers.
**
** @param timeout timeout to flush in ms
*/
int Flush(int timeout)
{
if (atomic_read(&VideoPacketsFilled)) {
if (timeout) { // let display thread work
usleep(timeout * 1000);
}
return !atomic_read(&VideoPacketsFilled);
}
return 1;
}
//////////////////////////////////////////////////////////////////////////////
// OSD
//////////////////////////////////////////////////////////////////////////////

8
softhddev.h
View File

@ -1,7 +1,7 @@
///
/// @file softhddev.h @brief software HD device plugin header file.
///
/// Copyright (c) 2011 by Johns. All Rights Reserved.
/// Copyright (c) 2011 - 2012 by Johns. All Rights Reserved.
///
/// Contributor(s):
///
@ -36,7 +36,7 @@ extern "C"
extern void OsdDrawARGB(int, int, int, int, const uint8_t *);
/// C plugin play audio packet
extern void PlayAudio(const uint8_t *, int, uint8_t);
extern int PlayAudio(const uint8_t *, int, uint8_t);
/// C plugin mute audio
extern void Mute(void);
/// C plugin set audio volume
@ -55,8 +55,12 @@ extern "C"
extern void Play(void);
/// C plugin sets the device into "freeze frame" mode
extern void Freeze(void);
/// C plugin display I-frame as a still picture.
extern void StillPicture(const uint8_t *, int);
/// C plugin poll if ready
extern int Poll(int);
/// C plugin flush output buffers
extern int Flush(int);
/// C plugin command line help
extern const char *CommandLineHelp(void);

46
softhddevice.cpp
View File

@ -499,9 +499,14 @@ int64_t cSoftHdDevice::GetSTC(void)
return::VideoGetClock();
}
void cSoftHdDevice::TrickSpeed(int Speed)
/**
** Set trick play speed.
**
** @param speed trick speed
*/
void cSoftHdDevice::TrickSpeed(int speed)
{
dsyslog("[softhddev]%s: %d\n", __FUNCTION__, Speed);
dsyslog("[softhddev]%s: %d\n", __FUNCTION__, speed);
}
void cSoftHdDevice::Clear(void)
@ -533,24 +538,37 @@ void cSoftHdDevice::Mute(void)
dsyslog("[softhddev]%s:\n", __FUNCTION__);
cDevice::Mute();
::Mute();
}
void cSoftHdDevice::SetVolumeDevice(int volume)
{
//dsyslog("[softhddev]%s: %d\n", __FUNCTION__, volume);
dsyslog("[softhddev]%s: %d\n", __FUNCTION__, volume);
::SetVolumeDevice(volume);
}
void cSoftHdDevice::StillPicture(
__attribute__ ((unused)) const uchar * data, __attribute__ ((unused))
int length)
/**
** Display the given I-frame as a still picture.
*/
void cSoftHdDevice::StillPicture(const uchar * data, int length)
{
dsyslog("[softhddev]%s:\n", __FUNCTION__);
if ( data[0] == 0x47 ) { // ts sync
cDevice::StillPicture(data, length);
return;
}
::StillPicture(data, length);
}
/**
** Check if the device is ready for further action.
**
** @param poller file handles (unused)
** @param timeout_ms timeout in ms to become ready
*/
bool cSoftHdDevice::Poll(
__attribute__ ((unused)) cPoller & poller, int timeout_ms)
{
@ -559,11 +577,16 @@ bool cSoftHdDevice::Poll(
return::Poll(timeout_ms);
}
/**
** Flush the device output buffers.
**
** @param timeout_ms timeout in ms to become ready
*/
bool cSoftHdDevice::Flush(int timeout_ms)
{
dsyslog("[softhddev]%s: %d ms\n", __FUNCTION__, timeout_ms);
return true;
return::Flush(timeout_ms);
}
// ----------------------------------------------------------------------------
@ -580,13 +603,14 @@ void cSoftHdDevice::GetOsdSize(int &width, int &height, double &pixel_aspect)
// ----------------------------------------------------------------------------
/**
** Play a audio packet.
*/
int cSoftHdDevice::PlayAudio(const uchar * data, int length, uchar id)
{
//dsyslog("[softhddev]%s: %p %p %d %d\n", __FUNCTION__, this, data, length, id);
::PlayAudio(data, length, id);
return length;
return::PlayAudio(data, length, id);
}
void cSoftHdDevice::SetAudioTrackDevice(

15
video.c
View File

@ -6245,6 +6245,7 @@ enum PixelFormat Video_get_format(VideoHwDecoder * decoder,
static void VideoSetPts(int64_t * pts_p, int interlaced, const AVFrame * frame)
{
int64_t pts;
int64_t delta;
// update video clock
if ((uint64_t) * pts_p != AV_NOPTS_VALUE) {
@ -6259,14 +6260,16 @@ static void VideoSetPts(int64_t * pts_p, int interlaced, const AVFrame * frame)
if (!pts) {
pts = AV_NOPTS_VALUE;
}
// build a monotonic pts
if ((uint64_t) * pts_p != AV_NOPTS_VALUE) {
if (pts - *pts_p < -10 * 90) {
pts = AV_NOPTS_VALUE;
}
}
// libav: sets only pkt_dts which can be 0
if ((uint64_t) pts != AV_NOPTS_VALUE) {
// build a monotonic pts
if ((uint64_t) * pts_p != AV_NOPTS_VALUE) {
delta = pts - *pts_p;
// ignore negative jumps
if (delta > -300 * 90 && delta < -15 * 90) {
return;
}
}
if (*pts_p != pts) {
Debug(3,
"video: %#012" PRIx64 "->%#012" PRIx64 " %4" PRId64 " pts\n",