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mpeg2dec.c
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/*
* mpeg2dec.c
* Copyright (C) 2000-2003 Michel Lespinasse <[email protected]>
* Copyright (C) 1999-2000 Aaron Holtzman <[email protected]>
*
* This file is part of mpeg2dec, a free MPEG-2 video stream decoder.
* See http://libmpeg2.sourceforge.net/ for updates.
*
* mpeg2dec is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* mpeg2dec is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "platform.h"
#include "vo.h"
#ifdef HAVE_SDL
#include <SDL.h>
#endif
#include <argtable2.h>
#define SELFTEST
int pass = 0;
double test_pts = 0.0;
#include <libavformat/avformat.h>
#include <libavcodec/avcodec.h>
//#define restrict
//#include <libavcodec/ac3dec.h>
#include <libavutil/avutil.h>
#include <libavutil/pixdesc.h>
#include <libavutil/samplefmt.h>
#ifdef HARDWARE_DECODE
#include <fftools/ffmpeg.h>
const HWAccel hwaccels[] = {
#if HAVE_VDPAU_X11
{ "vdpau", vdpau_init, HWACCEL_VDPAU, AV_PIX_FMT_VDPAU },
#endif
#if HAVE_DXVA2_LIB
{ "dxva2", dxva2_init, HWACCEL_DXVA2, AV_PIX_FMT_DXVA2_VLD },
#endif
#if CONFIG_VDA
{ "vda", vda_init, HWACCEL_VDA, AV_PIX_FMT_VDA },
#endif
{ 0 },
};
static InputStream inputs;
static InputStream *ist = &inputs;
#endif
extern int hardware_decode;
extern int use_cuvid;
extern int use_vdpau;
extern int use_dxva2;
int av_log_level=AV_LOG_INFO;
#define SDL_AUDIO_BUFFER_SIZE 1024
#define MAX_AUDIOQ_SIZE (5 * 16 * 1024)
#define MAX_VIDEOQ_SIZE (5 * 256 * 1024)
#define AV_SYNC_THRESHOLD 0.01
#define AV_NOSYNC_THRESHOLD 10.0
#define SAMPLE_CORRECTION_PERCENT_MAX 30
#define AUDIO_DIFF_AVG_NB 10
#define FF_ALLOC_EVENT (SDL_USEREVENT)
#define FF_REFRESH_EVENT (SDL_USEREVENT + 1)
#define FF_QUIT_EVENT (SDL_USEREVENT + 2)
#define VIDEO_PICTURE_QUEUE_SIZE 1
#define DEFAULT_AV_SYNC_TYPE AV_SYNC_ADUIO_MASTER
typedef struct VideoPicture
{
int width, height; /* source height & width */
int allocated;
double pts;
} VideoPicture;
typedef struct VideoState
{
AVFormatContext *pFormatCtx;
AVCodecContext *dec_ctx;
int videoStream, audioStream, subtitleStream;
int av_sync_type;
// double external_clock; /* external clock base */
// int64_t external_clock_time;
int seek_req;
int seek_by_bytes;
int seek_no_flush;
double seek_pts;
int seek_flags;
int64_t seek_pos;
double audio_clock;
AVStream *audio_st;
AVStream *subtitle_st;
//DECLARE_ALIGNED(16, uint8_t, audio_buf[(AVCODEC_MAX_AUDIO_FRAME_SIZE * 3) / 2]);
unsigned int audio_buf_size;
unsigned int audio_buf_index;
AVPacket audio_pkt;
AVPacket audio_pkt_temp;
// uint8_t *audio_pkt_data;
// int audio_pkt_size;
int audio_hw_buf_size;
double audio_diff_cum; /* used for AV difference average computation */
double audio_diff_avg_coef;
double audio_diff_threshold;
int audio_diff_avg_count;
double frame_timer;
double frame_last_pts;
double frame_last_delay;
double video_clock; ///<pts of last decoded frame / predicted pts of next decoded frame
double video_clock_submitted;
double video_current_pts; ///<current displayed pts (different from video_clock if frame fifos are used)
int64_t video_current_pts_time; ///<time (av_gettime) at which we updated video_current_pts - used to have running video pts
AVStream *video_st;
AVFrame *pFrame;
char filename[1024];
int quit;
AVFrame *frame;
double duration;
double fps;
} VideoState;
VideoState *is;
AVDictionary *myoptions = NULL;
enum
{
AV_SYNC_AUDIO_MASTER,
AV_SYNC_VIDEO_MASTER,
AV_SYNC_EXTERNAL_MASTER,
};
/* Since we only have one decoding thread, the Big Struct
can be global in case we need it. */
VideoState *global_video_state;
AVPacket flush_pkt;
int64_t pev_best_effort_timestamp = 0;
int video_stream_index = -1;
int audio_stream_index = -1;
int width, height;
int have_frame_rate ;
int stream_index;
int64_t best_effort_timestamp;
#define USE_ASF 1
//#include "mpeg2convert.h"
#include "comskip.h"
extern int coding_type;
extern int audio_channels;
void InitComSkip(void);
void BuildCommListAsYouGo(void);
void ReviewResult(void);
int video_packet_process(VideoState *is,AVPacket *packet);
static FILE * in_file;
static FILE * sample_file;
static FILE * timing_file = 0;
extern int lastFrameCommCalculated;
extern int thread_count;
int is_AC3;
int AC3_rate;
int AC3_mode;
int is_h264=0;
int is_AAC=0;
extern unsigned int AC3_sampling_rate; //AC3
extern int AC3_byterate;
int demux_pid=0;
int demux_asf=0;
int last_pid;
#define PIDS 100
#define PID_MASK 0x1fff
int pids[PIDS];
int pid_type[PIDS];
int pid_pcr[PIDS];
int pid_pid[PIDS];
int top_pid_count[PID_MASK+1];
int top_pid_pid;
int pid;
int selected_video_pid=0;
int selected_audio_pid=0;
int selected_subtitle_pid=0;
int selection_restart_count = 0;
int found_pids=0;
int64_t pts;
double initial_pts = 0.0;
int64_t final_pts;
double pts_offset = 0.0;
int initial_pts_set = 0;
double initial_apts;
double apts_offset = 0.0;
int initial_apts_set = 0;
int do_audio_repair = 1;
extern int timeline_repair;
//int bitrate;
int muxrate,byterate=10000;
//#define PTS_FRAME (double)(1.0 / get_fps())
//#define PTS_FRAME (int) (90000 / get_fps())
//#define SAMPLE_TO_FRAME 2.8125
//#define SAMPLE_TO_FRAME (90000.0/(get_fps() * 1000.0))
//#define BYTERATE ((int)(21400 * 25 / get_fps()))
#define FSEEK _fseeki64
#define FTELL _ftelli64
// The following two functions are undocumented and not included in any public header,
// so we need to declare them ourselves
extern int _fseeki64(FILE *, int64_t, int);
extern int64_t _ftelli64(FILE *);
int soft_seeking=0;
extern char inbasename[];
char pict_type;
char tempstring[512];
//test
#define DUMP_OPEN if (output_timing) { sprintf(tempstring, "%s.timing.csv", inbasename); timing_file = myfopen(tempstring, "w"); DUMP_HEADER }
#define DUMP_HEADER if (timing_file) fprintf(timing_file, "sep=,\ntype ,real_pts, step ,pts ,clock ,delta ,offset, repeat\n");
#define DUMP_TIMING(T, D, P, C, O, S) if (timing_file && !csStepping && !csJumping && !csStartJump) fprintf(timing_file, "%7s, %12.3f, %12.3f, %12.3f, %12.3f, %12.3f, %12.3f, %d\n", \
T, (double) (D), (double) calculated_delay, (double) (P), (double) (C), ((double) (P) - (double) (C)), (O), (S));
#define DUMP_CLOSE if (timing_file) { fclose(timing_file); timing_file = NULL; }
extern int skip_B_frames;
extern int lowres;
static int sigint = 0;
static int verbose = 0;
extern int selftest;
double selftest_target = 0.0;
extern int frame_count;
int framenum;
fpos_t filepos;
extern int standoff;
int64_t goppos,infopos,packpos,ptspos,headerpos,frompos,SeekPos;
extern int max_repair_size;
extern int variable_bitrate;
int max_internal_repair_size = 40;
int reviewing = 0;
int count=0;
int currentSecond=0;
int cur_hour = 0;
int cur_minute = 0;
int cur_second = 0;
extern char HomeDir[256];
extern int processCC;
int reorderCC = 0;
extern int live_tv;
int csRestart;
int csStartJump;
int csStepping;
int csJumping;
int csFound;
int seekIter = 0;
int seekDirection = 0;
extern FILE * out_file;
extern uint8_t ccData[500];
extern int ccDataLen;
extern int height,width, videowidth;
extern int output_debugwindow;
extern int output_console;
extern int output_timing;
extern int output_srt;
extern int output_smi;
extern unsigned char *frame_ptr;
extern int lastFrameWasSceneChange;
extern int live_tv_retries;
extern int dvrms_live_tv_retries;
int retries;
//extern void set_fps(double frame_delay, double dfps, int ticks, double rfps, double afps);
extern void set_fps(double frame_delay);
extern void dump_video (char *start, char *end);
extern void dump_audio (char *start, char *end);
extern void Debug(int level, char* fmt, ...);
extern void dump_video_start(void);
extern void dump_audio_start(void);
void file_open();
int DetectCommercials(int, double);
int BuildMasterCommList(void);
FILE* LoadSettings(int argc, char ** argv);
void ProcessCCData(void);
void dump_data(char *start, int length);
void close_data();
static void signal_handler (int sig)
{
sigint = 1;
signal (sig, SIG_DFL);
//return (RETSIGTYPE)0;
return;
}
#define AUDIOBUFFER 1600000
static double base_apts = 0.0, apts, top_apts = 0.0;
static DECLARE_ALIGNED(16, short, audio_buffer[AUDIOBUFFER]);
static short *audio_buffer_ptr = audio_buffer;
static int audio_samples = 0;
#define ISSAME(T1,T2) (fabs((T1) - (T2)) < 0.001)
//extern double fps;
static int sound_frame_counter = 0;
extern double get_fps();
extern int get_samplerate();
extern int get_channels();
extern void add_volumes(int *volumes, int nr_frames);
extern void set_frame_volume(uint32_t framenr, int volume);
extern double get_frame_pts(int f);
static int max_volume_found = 0;
int ms_audio_delay = 5;
int tracks_without_sound = 0;
int frames_without_sound = 0;
#define MAX_FRAMES_WITHOUT_SOUND 100
int frames_with_loud_sound = 0;
void list_codecs()
{
AVCodec *p;
int i = 0;
avcodec_register_all();
p = av_codec_next(NULL);
printf("Decoders:\n");
printf("---------\n");
while (p != NULL) {
if (av_codec_is_decoder(p)) {
printf("%s", p->name);
i += strlen(p->name);
if (i > 80) {
printf("\n");
i = 0;
} else
printf(", ");
}
p = av_codec_next(p);
}
printf("\n");
}
int retreive_frame_volume(double from_pts, double to_pts)
{
short *buffer;
int volume = -1;
VideoState *is = global_video_state;
int i;
double calculated_delay;
int s_per_frame = (to_pts - from_pts) * (double)(is->audio_st->codec->sample_rate+1);
if (s_per_frame > 1 && base_apts <= from_pts && to_pts < top_apts )
{
calculated_delay = 0.0;
// Debug(1,"fame=%d, =base=%6.3f, from=%6.3f, samples=%d, to=%6.3f, top==%6.3f\n", -1, base_apts, from_pts, s_per_frame, to_pts, top_apts);
buffer = & audio_buffer[(int)((from_pts - base_apts) * ((double)is->audio_st->codec->sample_rate+0.5) )];
volume = 0;
if (sample_file) fprintf(sample_file, "Frame %i\n", sound_frame_counter);
for (i = 0; i < s_per_frame; i++)
{
if (sample_file) fprintf(sample_file, "%i\n", *buffer);
volume += (*buffer>0 ? *buffer : - *buffer);
buffer++;
}
volume = volume/s_per_frame;
DUMP_TIMING("a read", is->audio_clock, to_pts, from_pts, (double)volume, s_per_frame);
audio_samples -= (int)((from_pts - base_apts) * (is->audio_st->codec->sample_rate+0.5)); // incomplete frame before complete frame
audio_samples -= s_per_frame;
if (volume == 0)
{
frames_without_sound++;
}
else if (volume > 20000)
{
if (volume > 256000)
volume = 220000;
frames_with_loud_sound++;
volume = -1;
}
else
{
frames_without_sound = 0;
}
if (max_volume_found < volume)
max_volume_found = volume;
// Remove use samples
audio_buffer_ptr = audio_buffer;
if (audio_samples > 0)
{
for (i = 0; i < audio_samples; i++)
{
*audio_buffer_ptr++ = *buffer++;
}
}
base_apts = to_pts;
top_apts = base_apts + audio_samples / (double)(is->audio_st->codec->sample_rate);
sound_frame_counter++;
}
return(volume);
}
void backfill_frame_volumes()
{
int f;
int volume;
double local_initial_pts = initial_pts;
if (framenum < 3)
return;
f = framenum-2;
if (abs(local_initial_pts) > 200)
local_initial_pts = 0;
while (get_frame_pts(f) + local_initial_pts > base_apts && f > 1) // Find first frame with samples available, could be incomplete
f--;
while (f < framenum-1 && (get_frame_pts(f+1) + local_initial_pts )<= top_apts && (top_apts - base_apts) > .2 /* && get_frame_pts(f-1) >= base_apts */) {
volume = retreive_frame_volume(fmax(get_frame_pts(f) + local_initial_pts , base_apts), get_frame_pts(f+1) + local_initial_pts);
if (volume > -1) set_frame_volume(f, volume);
f++;
}
}
int ALIGN_AC3_PACKETS=0;
void sound_to_frames(VideoState *is, short **b, int s, int c, int format)
{
int i,l;
int volume;
static int old_c = 0;
double old_base_apts;
static double old_audio_clock=0.0;
double calculated_delay = 0.0;
double avg_volume = 0.0;
int planar = av_sample_fmt_is_planar(format);
float *(fb[16]);
short *(sb[16]);
static int old_sample_rate = 0;
audio_samples = (audio_buffer_ptr - audio_buffer);
if (old_sample_rate == is->audio_st->codec->sample_rate &&
((audio_buffer_ptr - audio_buffer) < 0 || (audio_buffer_ptr - audio_buffer) >= AUDIOBUFFER
|| (top_apts - base_apts) * (is->audio_st->codec->sample_rate+0.5) > AUDIOBUFFER
|| (top_apts < base_apts)
|| !ISSAME(((double)audio_samples /(double)(is->audio_st->codec->sample_rate+0.5))+ base_apts, top_apts)
|| audio_samples < 0
|| audio_samples >= AUDIOBUFFER)) {
Debug(1, "Panic: Audio buffering corrupt\n");
audio_buffer_ptr = audio_buffer;
top_apts = base_apts = 0;
audio_samples=0;
return;
}
if (old_c != 0 && old_c != c) {
Debug(5, "Audio channels switched at pts=%6.5f from %d to %d\n", base_apts, old_c, c);
// InsertBlackFrame()
}
audio_channels = c;
old_c = c;
if (old_sample_rate != 0 && old_sample_rate != is->audio_st->codec->sample_rate) {
Debug(5, "Audio samplerate switched from %d to %d\n", old_sample_rate, is->audio_st->codec->sample_rate );
}
old_sample_rate = is->audio_st->codec->sample_rate;
old_base_apts = base_apts;
if (fabs(base_apts - (is->audio_clock - ((double)audio_samples /(double)(is->audio_st->codec->sample_rate))))> 0.0001)
base_apts = (is->audio_clock - ((double)audio_samples /(double)(is->audio_st->codec->sample_rate)));
if (ALIGN_AC3_PACKETS && is->audio_st->codec->codec_id == AV_CODEC_ID_AC3) {
if ( ISSAME(base_apts - old_base_apts, 0.032)
|| ISSAME(base_apts - old_base_apts, -0.032)
|| ISSAME(base_apts - old_base_apts, 0.064)
|| ISSAME(base_apts - old_base_apts, -0.064)
|| ISSAME(base_apts - old_base_apts, -0.096)
)
old_base_apts = base_apts; // Ignore AC3 packet jitter
}
if (old_base_apts != 0.0 && (fabs(base_apts - old_base_apts)>0.01)) {
Debug(8, "Jump in base apts from %6.5f to %6.5f, delta=%6.5f\n",old_base_apts, base_apts, base_apts -old_base_apts);
}
if (s+audio_samples > AUDIOBUFFER ) {
Debug(1,"Panic: Audio buffer overflow, resetting audio buffer\n");
audio_buffer_ptr = audio_buffer;
top_apts = base_apts = 0;
audio_samples=0;
return;
}
if (s > 0)
{
if (format == AV_SAMPLE_FMT_FLTP)
{
for (l=0;l < is->audio_st->codec->channels;l++ )
{
fb[l] = (float*)b[l];
}
for (i = 0; i < s; i++)
{
volume = 0;
if (planar)
for (l=0;l < is->audio_st->codec->channels;l++ ) volume += *((fb[l])++) * 64000;
else
for (l=0;l < is->audio_st->codec->channels;l++ ) volume += *((fb[0])++) * 64000;
*audio_buffer_ptr++ = volume / is->audio_st->codec->channels;
avg_volume += abs(volume / is->audio_st->codec->channels);
}
}
else
{
for (l=0;l < is->audio_st->codec->channels;l++ )
{
sb[l] = (short*)b[l];
}
for (i = 0; i < s; i++)
{
volume = 0;
if (planar)
for (l=0;l < is->audio_st->codec->channels;l++ ) volume += *((sb[l])++);
else
for (l=0;l < is->audio_st->codec->channels;l++ ) volume += *((sb[0])++);
*audio_buffer_ptr++ = volume / is->audio_st->codec->channels;
avg_volume += abs(volume / is->audio_st->codec->channels);
}
}
}
avg_volume /= s;
audio_samples = (audio_buffer_ptr - audio_buffer);
top_apts = base_apts + audio_samples / (double)(is->audio_st->codec->sample_rate);
calculated_delay = is->audio_clock - old_audio_clock;
DUMP_TIMING("a frame", is->audio_clock, top_apts, base_apts, avg_volume,s);
old_audio_clock = is->audio_clock;
backfill_frame_volumes();
}
#define AC3_BUFFER_SIZE 100000
static uint8_t ac3_packet[AC3_BUFFER_SIZE];
static int ac3_packet_index = 0;
int data_size;
int ac3_package_misalignment_count = 0;
void audio_packet_process(VideoState *is, AVPacket *pkt)
{
int prev_codec_id = -1;
int len1, data_size;
uint8_t *pp;
double prev_audio_clock;
// AC3DecodeContext *s = is->audio_st->codec->priv_data;
int rps,ps;
AVPacket *pkt_temp = &is->audio_pkt_temp;
int got_frame;
if (!reviewing)
{
dump_audio_start();
dump_audio((char *)pkt->data,(char *) (pkt->data + pkt->size));
}
pkt_temp->data = pkt->data;
pkt_temp->size = pkt->size;
if ( !ALIGN_AC3_PACKETS && is->audio_st->codec->codec_id == AV_CODEC_ID_AC3
&& ((pkt_temp->data[0] != 0x0b || pkt_temp->data[1] != 0x77)))
{
// Debug(1, "AC3 packet misaligned, audio decoding will fail\n");
ac3_package_misalignment_count++;
} else {
ac3_package_misalignment_count = 0;
}
if (!ALIGN_AC3_PACKETS && ac3_package_misalignment_count > 4) {
Debug(8, "AC3 packets misaligned, enabling AC3 re-alignment\n");
ALIGN_AC3_PACKETS = 1;
}
if (ALIGN_AC3_PACKETS && is->audio_st->codec->codec_id == AV_CODEC_ID_AC3) {
if (ac3_packet_index + pkt_temp->size >= AC3_BUFFER_SIZE )
{
Debug(8,"AC3 sync error\n");
return;
}
memcpy(&ac3_packet[ac3_packet_index], pkt_temp->data, pkt_temp->size);
pkt_temp->data = ac3_packet;
pkt_temp->size += ac3_packet_index;
ac3_packet_index = pkt_temp->size;
ps = 0;
while (pkt_temp->size >= 2 && (pkt_temp->data[0] != 0x0b || pkt_temp->data[1] != 0x77) ) {
pkt_temp->data++;
pkt_temp->size--;
ps++;
}
if (pkt_temp->size < 2)
return; // No packet start found
if (ps>0)
Debug(8,"Skipped %d of added %d bytes in audio input stream around frame %d\n", ps, pkt->size, framenum);
pp = pkt_temp->data;
rps = pkt_temp->size-2;
while (rps > 1 && (pp[rps] != 0x0b || pp[rps+1] != 0x77) ) {
rps--;
}
if (rps >= 2)
{
pkt_temp->size = rps;
}
else
{
// No complete packet found;
rps = pkt_temp->size;
pp = &pkt_temp->data[0];
pkt_temp->size = 0;
return;
}
if ( (pkt_temp->size % 768 ) != 0)
Debug(8,"Strange packet size of %d bytes in audio input stream around frame %d\n", rps, framenum);
}
/* Try to align on packet boundary as some demuxers don't do that, in particular dvr-ms */
if (pkt->pts != AV_NOPTS_VALUE)
{
prev_audio_clock = is->audio_clock;
is->audio_clock = av_q2d(is->audio_st->time_base)*( pkt->pts - (is->audio_st->start_time != AV_NOPTS_VALUE ? is->audio_st->start_time : 0)) - apts_offset;
if (ALIGN_AC3_PACKETS && is->audio_st->codec->codec_id == AV_CODEC_ID_AC3) {
if ( ISSAME(is->audio_clock - prev_audio_clock, 0.032)
|| ISSAME(is->audio_clock - prev_audio_clock, -0.032)
|| ISSAME(is->audio_clock - prev_audio_clock, 0.064)
|| ISSAME(is->audio_clock - prev_audio_clock, -0.064)
|| ISSAME(is->audio_clock - prev_audio_clock, -0.096)
)
prev_audio_clock = is->audio_clock; // Ignore AC3 packet jitter
}
if ( initial_apts_set && is->audio_clock != 0.0 && fabs( is->audio_clock - prev_audio_clock) > 0.02) {
if (do_audio_repair && fabs( is->audio_clock - prev_audio_clock) < 1) {
is->audio_clock = prev_audio_clock; //Ignore small jitter
}
else {
Debug(8 ,"Strange audio pts step of %6.5f instead of %6.5f at frame %d\n", (is->audio_clock - prev_audio_clock)+0.0005, 0.0 , framenum);
if (do_audio_repair) {
// apts_offset += is->audio_clock - prev_audio_clock ;
// is->audio_clock = prev_audio_clock;
}
}
}
if (!initial_apts_set) {
initial_apts = is->audio_clock;
Debug( 10,"\nInitial audio pts = %10.3f\n", initial_apts);
}
}
initial_apts_set = 1;
// fprintf(stderr, "sac = %f\n", is->audio_clock);
while(pkt_temp->size > 0)
{
// data_size = STORAGE_SIZE;
// if (!is->frame)
// {
if (!(is->frame = av_frame_alloc()))
return;
// }
// else
// avcodec_get_frame_defaults(is->frame);
len1 = avcodec_decode_audio4(is->audio_st->codec, is->frame, &got_frame, pkt_temp);
if (prev_codec_id != -1 && (unsigned int)prev_codec_id != is->audio_st->codec->codec_id)
{
Debug(2 ,"Audio format change\n");
}
prev_codec_id = is->audio_st->codec->codec_id;
if (len1 < 0 && !ALIGN_AC3_PACKETS)
{
/* if error, we skip the frame */
pkt_temp->size = 0;
if (is->audio_st->codec->codec_id == AV_CODEC_ID_AC3) ac3_packet_index = 0;
break;
}
if (len1 < 0 && ALIGN_AC3_PACKETS)
{
len1 = 2; // Skip over packet start
pkt_temp->data += len1;
pkt_temp->size -= len1;
break;
}
pkt_temp->data += len1;
pkt_temp->size -= len1;
if (!got_frame)
{
/* stop sending empty packets if the decoder is finished */
continue;
}
data_size = av_samples_get_buffer_size(NULL, is->frame->channels,
is->frame->nb_samples,
is->frame->format, 1);
if (data_size > 0)
{
sound_to_frames(is, (short **)is->frame->data, is->frame->nb_samples ,is->frame->channels, is->frame->format);
}
is->audio_clock += (double)data_size /
(is->frame->channels * is->frame->sample_rate * av_get_bytes_per_sample(is->frame->format));
av_frame_free(&(is->frame));
}
if (ALIGN_AC3_PACKETS && is->audio_st->codec->codec_id == AV_CODEC_ID_AC3) {
ps = 0;
rps = (pkt_temp->data - ac3_packet);
while (0 < ac3_packet_index - rps)
{
ac3_packet[ps] = ac3_packet[rps];
ps++;
rps++;
}
ac3_packet_index = ps;
}
}
static double print_fps (int final)
{
static uint32_t frame_counter = 0;
static struct timeval tv_beg, tv_start;
static int total_elapsed;
static int last_count = 0;
struct timeval tv_end;
double fps, tfps;
int frames, elapsed;
char cur_pos[100] = "0:00:00";
if (verbose)
return 0.0;
if(csStepping)
return 0.0;
if(final < 0)
{
frame_counter = 0;
last_count = 0;
return 0.0;
}
#ifdef DONATOR
#else
#ifndef DEBUG
again:
#endif
#endif
gettimeofday (&tv_end, NULL);
if (!frame_counter)
{
tv_start = tv_beg = tv_end;
signal (SIGINT, signal_handler);
}
elapsed = (tv_end.tv_sec - tv_beg.tv_sec) * 100 + (tv_end.tv_usec - tv_beg.tv_usec) / 10000;
total_elapsed = (tv_end.tv_sec - tv_start.tv_sec) * 100 + (tv_end.tv_usec - tv_start.tv_usec) / 10000;
if (final)
{
if (total_elapsed)
tfps = frame_counter * 100.0 / total_elapsed;
else
tfps = 0;
fprintf (stderr,"\n%d frames decoded in %.2f seconds (%.2f fps)\n",
frame_counter, total_elapsed / 100.0, tfps);
fflush(stderr);
return tfps;
}
frame_counter++;
frames = frame_counter - last_count;
#ifdef DONATOR
#else
#ifndef DEBUG
if (is_h264 && frames > 15 && elapsed < 100)
{
Sleep(100L);
goto again;
}
#endif
#endif
if (elapsed < 100) /* only display every 1.00 seconds */
return 0.0;
tv_beg = tv_end;
// cur_second = (int)(get_frame_pts(framenum));
cur_second = (int)((framenum)/get_fps());
cur_hour = cur_second / (60 * 60);
cur_second -= cur_hour * 60 * 60;
cur_minute = cur_second / 60;
cur_second -= cur_minute * 60;
sprintf(cur_pos, "%2i:%.2i:%.2i", cur_hour, cur_minute, cur_second);
fps = frames * 100.0 / elapsed;
tfps = frame_counter * 100.0 / total_elapsed;
fprintf (stderr, "%s - %d frames in %.2f sec(%.2f fps), "
"%.2f sec(%.2f fps), %d%%\r", cur_pos, frame_counter,
// total_elapsed / 100.0, tfps, elapsed / 100.0, fps, (int) (100.0 * get_frame_pts(framenum) / global_video_state->duration));
total_elapsed / 100.0, tfps, elapsed / 100.0, fps, (int) (100.0 * (framenum)/get_fps() / global_video_state->duration));
fflush(stderr);
last_count = frame_counter;
return tfps;
}
#ifdef PROCESS_CC
void CEW_reinit();
long process_block (unsigned char *data, long length);
#endif
int SubmitFrame(AVStream *video_st, AVFrame *pFrame , double pts)
{
int res=0;
int changed = 0;
// bitrate = pFrame->bit_rate;
if (pFrame->linesize[0] > 2000 || pFrame->height > 1200 || pFrame->linesize[0] < 100 || pFrame->height < 100)
{
// printf("Panic: illegal height, width or frame period\n");
frame_ptr = NULL;
return(0);
}
if (height != pFrame->height && pFrame->height > 100 && pFrame->height < 2000)
{
height= pFrame->height;
changed = 1;
}
if (width != pFrame->linesize[0] && pFrame->linesize[0] > 100 && pFrame->linesize[0] < 2000)
{
width= pFrame->linesize[0];
changed = 1;
}
if (videowidth != pFrame->width && pFrame->width > 100 && pFrame->width < 2000)
{
videowidth= pFrame->width;
changed = 1;
}
if (changed) Debug(5, "Format changed to [%d : %d]\n", videowidth, height);
infopos = headerpos;
frame_ptr = pFrame->data[0];
if (frame_ptr == NULL)
{
return(0);; // return; // exit(2);
}
if (pFrame->pict_type == AV_PICTURE_TYPE_B)
pict_type = 'B';
else if (pFrame->pict_type == AV_PICTURE_TYPE_I)
pict_type = 'I';
else
pict_type = 'P';
if (selftest == 2 && framenum == 0 && pass == 0 && test_pts == 0.0) //Reset file test
test_pts = pts;
if (selftest == 2 && pass > 0) //Reset file test
{
if (test_pts != pts)
{
sample_file = fopen("seektest.log", "a+");
fprintf(sample_file, "Reset file Failed, initial pts = %6.3f, seek pts = %6.3f, pass = %d, \"%s\"\n", test_pts, pts, pass+1, is->filename);
fclose(sample_file);
Debug( 1,"\nSelftest %d FAILED: Reset\n", selftest);
}
else
Debug( 1,"\nSelftest 2 OK: Reset\n");
exit(1);
}
if (!reviewing)
{
print_fps (0);
res = DetectCommercials((int)framenum, pts);
framenum++;
#ifdef SELFTEST
if (selftest == 2 && pass == 0 && framenum > 20) //Reset input file
{
res = true;
pass++;
}
#endif
if (res) {
framenum = 0;
sound_frame_counter = 0;
is->seek_req = 1;
is->seek_pos = 0;
is->seek_pts = 0.0;
}
}
return (res);
}
void Set_seek(VideoState *is, double pts)
{
AVFormatContext *ic = is->pFormatCtx;
double length = is->duration;
is->seek_flags = AVSEEK_FLAG_ANY;
is->seek_flags = AVSEEK_FLAG_BACKWARD;
is->seek_req = true;
is->seek_pts = pts;
#ifdef DEBUG
printf("Seek to %8.2f\n", pts);
#endif // DEBUG
#define MAX_GOP_SIZE 2.0
pts = fmax(0.0,pts-MAX_GOP_SIZE);
if (is->seek_by_bytes)
{
// pos = avio_tell(is->pFormatCtx->pb);
uint64_t size = avio_size(ic->pb);