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vrplayer: work on removing server side timing

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This commit is contained in:
Jay Sorg 2013-11-08 11:39:31 -08:00
parent 2570319869
commit f5e9bc3308
7 changed files with 168 additions and 17 deletions
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1
vrplayer/decoder.cpp
View File

@ -13,6 +13,7 @@ Decoder::Decoder(QObject *parent) :
*****************************************************************************/
int Decoder::init(QString filename)
{
printf("Decoder::init\n");
if (channel)
return -1;

23
vrplayer/decoderthread.cpp
View File

@ -1,3 +1,23 @@
// not used
#include "decoderthread.h"
/*
@ -155,7 +175,6 @@ void DecoderThread::audioTimerCallback()
return;
}
printf("audio2\n");
pkt = audioQueue.dequeue();
delayInMs = (int) ((float) pkt->delay_in_us / 1000.0);
send_audio_pkt(channel, 101, pkt->av_pkt);
@ -179,7 +198,7 @@ void DecoderThread::videoTimerCallback()
}
pkt = videoQueue.dequeue();
delayInMs = (int) ((float) pkt->delay_in_us / 1000.0);
delayInMs = (int) 10; // ((float) pkt->delay_in_us / 1000.0);
send_video_pkt(channel, 101, pkt->av_pkt);
delete pkt;
updateSlider();

11
vrplayer/ourinterface.cpp
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@ -1,3 +1,4 @@
#include "ourinterface.h"
OurInterface::OurInterface(QObject *parent) :
@ -84,6 +85,7 @@ int OurInterface::openVirtualChannel()
if (channel)
return -1;
printf("OurInterface::openVirtualChannel:\n");
/* open a virtual channel and connect to remote client */
channel = WTSVirtualChannelOpenEx(WTS_CURRENT_SESSION, "xrdpvr", 0);
if (channel == NULL)
@ -116,13 +118,20 @@ int OurInterface::closeVirtualChannel()
******************************************************************************/
int OurInterface::sendMetadataFile()
{
if (xrdpvr_init_player(channel, 101, filename.toAscii().data()))
{
fprintf(stderr, "failed to initialize the player\n");
return -1;
}
#if 0
if (xrdpvr_create_metadata_file(channel, filename.toAscii().data()))
{
emit on_ErrorMsg("I/O Error",
"An error occurred while sending data to remote client");
return -1;
}
#endif
return 0;
}

5
vrplayer/playvideo.cpp
View File

@ -80,15 +80,18 @@ void PlayVideo::play()
label1:
printf("video\n");
if (videoQueue->isEmpty())
{
printf("---empty\n");
usleep(1000);
continue;
}
pkt = videoQueue->dequeue();
sendMutex->lock();
send_video_pkt(channel, stream_id, pkt->av_pkt);
sendMutex->unlock();
usl = pkt->delay_in_us;
usl = 1000; // pkt->delay_in_us;
if (usl < 0)
{
usl = 0;

138
xrdpvr/xrdpvr.c
View File

@ -83,11 +83,14 @@ void hexdump(char *p, int len)
int
xrdpvr_init_player(void *channel, int stream_id, char *filename)
{
printf("xrdpvr_init_player:\n");
if ((channel == NULL) || (stream_id <= 0) || (filename == NULL))
{
return -1;
}
xrdpvr_send_init(channel);
#if 0
/* send metadata from media file to client */
if (xrdpvr_create_metadata_file(channel, filename))
@ -95,7 +98,6 @@ xrdpvr_init_player(void *channel, int stream_id, char *filename)
printf("error sending metadata to client\n");
return -1;
}
#endif
/* ask client to get video format from media file */
if (xrdpvr_set_video_format(channel, 101))
@ -113,6 +115,8 @@ xrdpvr_init_player(void *channel, int stream_id, char *filename)
printf("xrdpvr_set_audio_format() failed\n");
return 1;
}
#endif
}
/**
@ -280,6 +284,12 @@ xrdpvr_play_media(void *channel, int stream_id, char *filename)
return -1;
}
printf("%d\n", g_psi.p_audio_codec_ctx->extradata_size);
hexdump(g_psi.p_audio_codec_ctx->extradata, g_psi.p_audio_codec_ctx->extradata_size);
printf("%d %d %d %d\n", g_psi.p_audio_codec_ctx->sample_rate,
g_psi.p_audio_codec_ctx->bit_rate, g_psi.p_audio_codec_ctx->channels,
g_psi.p_audio_codec_ctx->block_align);
/* open decoder for video stream */
//if (avcodec_open2(g_psi.p_video_codec_ctx, g_psi.p_video_codec,
// NULL) < 0)
@ -292,13 +302,34 @@ xrdpvr_play_media(void *channel, int stream_id, char *filename)
g_psi.bsfc = av_bitstream_filter_init("h264_mp4toannexb");
printf("g_psi.bsfc %p\n", g_psi.bsfc);
if (xrdpvr_set_video_format(channel, 101))
{
printf("xrdpvr_set_video_format() failed\n");
return -1;
}
printf("xrdpvr_play_media: calling xrdpvr_set_audio_format\n");
if (xrdpvr_set_audio_format(channel, 101,
g_psi.p_audio_codec_ctx->extradata,
g_psi.p_audio_codec_ctx->extradata_size,
g_psi.p_audio_codec_ctx->sample_rate,
g_psi.p_audio_codec_ctx->bit_rate,
g_psi.p_audio_codec_ctx->channels,
g_psi.p_audio_codec_ctx->block_align))
{
printf("xrdpvr_set_audio_format() failed\n");
return 1;
}
return 0;
}
static int firstAudioPkt = 1;
static int firstVideoPkt = 1;
int xrdpvr_get_frame(void **av_pkt_ret, int *is_video_frame, int *delay_in_us)
/******************************************************************************/
int
xrdpvr_get_frame(void **av_pkt_ret, int *is_video_frame, int *delay_in_us)
{
AVPacket *av_pkt;
double dts;
@ -346,7 +377,7 @@ int xrdpvr_get_frame(void **av_pkt_ret, int *is_video_frame, int *delay_in_us)
{
bsfc = g_psi.bsfc;
printf("hi %p\n", bsfc);
//printf("hi %p\n", bsfc);
while (bsfc != 0)
{
new_pkt = *av_pkt;
@ -404,7 +435,9 @@ int xrdpvr_get_frame(void **av_pkt_ret, int *is_video_frame, int *delay_in_us)
return 0;
}
int send_audio_pkt(void *channel, int stream_id, void *pkt_p)
/******************************************************************************/
int
send_audio_pkt(void *channel, int stream_id, void *pkt_p)
{
AVPacket *av_pkt = (AVPacket *) pkt_p;
@ -413,7 +446,9 @@ int send_audio_pkt(void *channel, int stream_id, void *pkt_p)
free(av_pkt);
}
int send_video_pkt(void *channel, int stream_id, void *pkt_p)
/******************************************************************************/
int
send_video_pkt(void *channel, int stream_id, void *pkt_p)
{
AVPacket *av_pkt = (AVPacket *) pkt_p;
@ -422,7 +457,9 @@ int send_video_pkt(void *channel, int stream_id, void *pkt_p)
free(av_pkt);
}
int xrdpvr_play_frame(void *channel, int stream_id, int *videoTimeout, int *audioTimeout)
/******************************************************************************/
int
xrdpvr_play_frame(void *channel, int stream_id, int *videoTimeout, int *audioTimeout)
{
AVPacket av_pkt;
double dts;
@ -460,7 +497,7 @@ int xrdpvr_play_frame(void *channel, int stream_id, int *videoTimeout, int *audi
g_psi.audioTimeout = dts;
}
//printf("audio delay: %d\n", delay_in_us);
printf("audio delay: %d\n", delay_in_us);
usleep(delay_in_us);
//usleep(1000 * 1);
}
@ -475,7 +512,6 @@ int xrdpvr_play_frame(void *channel, int stream_id, int *videoTimeout, int *audi
&new_pkt.data, &new_pkt.size,
av_pkt.data, av_pkt.size,
av_pkt.flags & AV_PKT_FLAG_KEY);
// av_pkt.flags & PKT_FLAG_KEY);
if (error > 0)
{
av_free_packet(&av_pkt);
@ -512,7 +548,7 @@ int xrdpvr_play_frame(void *channel, int stream_id, int *videoTimeout, int *audi
//printf("xrdpvr_play_frame:video2: saved=%f dts=%f delay_in_us=%d\n", g_psi.videoTimeout, dts, delay_in_us);
}
//printf("video delay: %d\n", delay_in_us);
printf("video delay: %d\n", delay_in_us);
usleep(delay_in_us);
}
@ -520,6 +556,7 @@ int xrdpvr_play_frame(void *channel, int stream_id, int *videoTimeout, int *audi
return 0;
}
/******************************************************************************/
int
xrdpvr_seek_media(int64_t pos, int backward)
{
@ -547,6 +584,7 @@ xrdpvr_seek_media(int64_t pos, int backward)
return 0;
}
/******************************************************************************/
void
xrdpvr_get_media_duration(int64_t *start_time, int64_t *duration)
{
@ -554,6 +592,7 @@ xrdpvr_get_media_duration(int64_t *start_time, int64_t *duration)
*duration = g_psi.p_format_ctx->duration / AV_TIME_BASE;
}
/******************************************************************************/
int
xrdpvr_set_geometry(void *channel, int stream_id, int xpos, int ypos, int width, int height)
{
@ -562,7 +601,7 @@ xrdpvr_set_geometry(void *channel, int stream_id, int xpos, int ypos, int width,
int rv;
int len;
printf("xrdpvr_set_geometry: entered; x=%d y=%d\n", xpos, ypos);
printf("xrdpvr_set_geometry: entered; x=%d y=%d\n", xpos, ypos);
stream_new(s, MAX_PDU_SIZE);
@ -604,7 +643,6 @@ xrdpvr_set_video_format(void *channel, uint32_t stream_id)
int len;
stream_new(s, MAX_PDU_SIZE);
stream_ins_u32_le(s, 0); /* number of bytes to follow */
stream_ins_u32_le(s, CMD_SET_VIDEO_FORMAT);
stream_ins_u32_le(s, stream_id);
@ -631,7 +669,9 @@ xrdpvr_set_video_format(void *channel, uint32_t stream_id)
* @return 0 on success, -1 on error
*****************************************************************************/
int
xrdpvr_set_audio_format(void *channel, uint32_t stream_id)
xrdpvr_set_audio_format(void *channel, uint32_t stream_id, char *extradata,
int extradata_size, int sample_rate, int bit_rate,
int channels, int block_align)
{
STREAM *s;
char *cptr;
@ -640,9 +680,20 @@ xrdpvr_set_audio_format(void *channel, uint32_t stream_id)
stream_new(s, MAX_PDU_SIZE);
printf("extradata_size %d sample_rate %d bit_rate %d channels %d "
"block_align %d\n", extradata_size, sample_rate, bit_rate,
channels, block_align);
stream_ins_u32_le(s, 0); /* number of bytes to follow */
stream_ins_u32_le(s, CMD_SET_AUDIO_FORMAT);
stream_ins_u32_le(s, stream_id);
stream_ins_u32_le(s, extradata_size);
memcpy(s->p, extradata, extradata_size);
s->p += extradata_size;
stream_ins_u32_le(s, sample_rate);
stream_ins_u32_le(s, bit_rate);
stream_ins_u32_le(s, channels);
stream_ins_u32_le(s, block_align);
/* insert number of bytes in stream */
len = stream_length(s) - 4;
@ -675,6 +726,7 @@ xrdpvr_send_video_data(void *channel, uint32_t stream_id, uint32_t data_len, uin
int rv;
int len;
printf("xrdpvr_send_video_data:\n");
stream_new(s, MAX_PDU_SIZE + data_len);
stream_ins_u32_le(s, 0); /* number of bytes to follow */
@ -719,6 +771,7 @@ xrdpvr_send_audio_data(void *channel, uint32_t stream_id, uint32_t data_len, uin
int rv;
int len;
printf("xrdpvr_send_audio_data:\n");
stream_new(s, MAX_PDU_SIZE + data_len);
stream_ins_u32_le(s, 0); /* number of bytes to follow */
@ -737,6 +790,13 @@ xrdpvr_send_audio_data(void *channel, uint32_t stream_id, uint32_t data_len, uin
/* write data to virtual channel */
rv = xrdpvr_write_to_client(channel, s);
stream_free(s);
// read ack back
stream_new(s, MAX_PDU_SIZE);
xrdpvr_read_from_client(channel, s, 4, 1000);
//hexdump(s->data, s->p - s->data);
stream_free(s);
return rv;
}
@ -815,6 +875,33 @@ xrdpvr_create_metadata_file(void *channel, char *filename)
return rv;
}
/**
******************************************************************************/
static int
xrdpvr_read_from_client(void *channel, STREAM *s, int bytes, int timeout)
{
unsigned int bytes_read;
int total_read;
int ok;
//printf("xrdpvr_read_from_client:\n");
total_read = 0;
while (total_read < bytes)
{
//printf("xrdpvr_read_from_client: loop\n");
bytes_read = bytes - total_read;
ok = WTSVirtualChannelRead(channel, timeout, s->p, bytes_read, &bytes_read);
//printf("xrdpvr_read_from_client: loop ok %d\n", ok);
if (ok)
{
//printf("xrdpvr_read_from_client: bytes_read %d\n", bytes_read);
total_read += bytes_read;
s->p += bytes_read;
}
}
return 0;
}
/**
* write data to a xrdpvr client
*
@ -893,3 +980,30 @@ xrdpvr_set_volume(void *channel, int volume)
stream_free(s);
return rv;
}
int
xrdpvr_send_init(void *channel)
{
STREAM *s;
char *cptr;
int rv;
int len;
printf("xrdpvr_send_init:\n");
stream_new(s, MAX_BUFSIZE);
stream_ins_u32_le(s, 0); /* number of bytes to follow */
stream_ins_u32_le(s, CMD_INIT_XRDPVR);
/* insert number of bytes in stream */
len = stream_length(s) - 4;
cptr = s->p;
s->p = s->data;
stream_ins_u32_le(s, len);
s->p = cptr;
/* write data to virtual channel */
rv = xrdpvr_write_to_client(channel, s);
stream_free(s);
return rv;
}

5
xrdpvr/xrdpvr.h
View File

@ -34,7 +34,9 @@ int xrdpvr_deinit_player(void *channel, int stream_id);
int xrdpvr_play_media(void *channel, int stream_id, char *filename);
int xrdpvr_set_geometry(void *channel, int stream_id, int xpos, int ypos, int width, int height);
int xrdpvr_set_video_format(void *channel, uint32_t stream_id);
int xrdpvr_set_audio_format(void *channel, uint32_t stream_id);
int xrdpvr_set_audio_format(void *channel, uint32_t stream_id, char *extradata,
int extradata_size, int sample_rate, int bit_rate,
int channels, int block_align);
int xrdpvr_send_video_data(void *channel, uint32_t stream_id, uint32_t data_len, uint8_t *data);
int xrdpvr_send_audio_data(void *channel, uint32_t stream_id, uint32_t data_len, uint8_t *data);
int xrdpvr_create_metadata_file(void *channel, char *filename);
@ -45,6 +47,7 @@ int xrdpvr_get_frame(void **av_pkt_ret, int *is_video_frame, int *delay_in_us);
int send_audio_pkt(void *channel, int stream_id, void *pkt_p);
int send_video_pkt(void *channel, int stream_id, void *pkt_p);
int xrdpvr_set_volume(void *channel, int volume);
int xrdpvr_send_init(void *channel);
#ifdef __cplusplus
}

2
xrdpvr/xrdpvr_internal.h
View File

@ -62,6 +62,7 @@
#define CMD_DEINIT_XRDPVR 8
#define CMD_SET_GEOMETRY 9
#define CMD_SET_VOLUME 10
#define CMD_INIT_XRDPVR 11
/* max number of bytes we can send in one pkt */
#define MAX_PDU_SIZE 1600
@ -221,6 +222,7 @@ typedef struct _player_state_info
} PLAYER_STATE_INFO;
static int xrdpvr_read_from_client(void *channel, STREAM *s, int bytes, int timeout);
static int xrdpvr_write_to_client(void *channel, STREAM *s);
#endif /* __XRDPVR_INTERNAL_H__ */