#include "libavcodec/audioconvert.h"
#include "libavcodec/colorspace.h"
#include "libavcodec/opt.h"
+#include "libavcodec/dsputil.h"
#include "cmdutils.h"
int16_t sample_array[SAMPLE_ARRAY_SIZE];
int sample_array_index;
int last_i_start;
+ RDFTContext rdft;
+ int rdft_bits;
+ int xpos;
SDL_Thread *subtitle_tid;
int subtitle_stream;
static int error_recognition = FF_ER_CAREFUL;
static int error_concealment = 3;
static int decoder_reorder_pts= -1;
+static int autoexit;
/* current context */
static int is_full_screen;
int i, i_start, x, y1, y, ys, delay, n, nb_display_channels;
int ch, channels, h, h2, bgcolor, fgcolor;
int16_t time_diff;
+ int rdft_bits, nb_freq;
+
+ for(rdft_bits=1; (1<<rdft_bits)<2*s->height; rdft_bits++)
+ ;
+ nb_freq= 1<<(rdft_bits-1);
/* compute display index : center on currently output samples */
channels = s->audio_st->codec->channels;
nb_display_channels = channels;
if (!s->paused) {
+ int data_used= s->show_audio==1 ? s->width : (2*nb_freq);
n = 2 * channels;
delay = audio_write_get_buf_size(s);
delay /= n;
delay += (time_diff * s->audio_st->codec->sample_rate) / 1000000;
}
- delay -= s->width / 2;
- if (delay < s->width)
- delay = s->width;
+ delay -= data_used / 2;
+ if (delay < data_used)
+ delay = data_used;
i_start= x = compute_mod(s->sample_array_index - delay * channels, SAMPLE_ARRAY_SIZE);
-
+ if(s->show_audio==1){
h= INT_MIN;
for(i=0; i<1000; i+=channels){
int idx= (SAMPLE_ARRAY_SIZE + x - i) % SAMPLE_ARRAY_SIZE;
i_start= idx;
}
}
+ }
s->last_i_start = i_start;
} else {
}
bgcolor = SDL_MapRGB(screen->format, 0x00, 0x00, 0x00);
+ if(s->show_audio==1){
fill_rectangle(screen,
s->xleft, s->ytop, s->width, s->height,
bgcolor);
fgcolor);
}
SDL_UpdateRect(screen, s->xleft, s->ytop, s->width, s->height);
+ }else{
+ nb_display_channels= FFMIN(nb_display_channels, 2);
+ if(rdft_bits != s->rdft_bits){
+ ff_rdft_end(&s->rdft);
+ ff_rdft_init(&s->rdft, rdft_bits, RDFT);
+ s->rdft_bits= rdft_bits;
+ }
+ {
+ FFTSample data[2][2*nb_freq];
+ for(ch = 0;ch < nb_display_channels; ch++) {
+ i = i_start + ch;
+ for(x = 0; x < 2*nb_freq; x++) {
+ double w= (x-nb_freq)*(1.0/nb_freq);
+ data[ch][x]= s->sample_array[i]*(1.0-w*w);
+ i += channels;
+ if (i >= SAMPLE_ARRAY_SIZE)
+ i -= SAMPLE_ARRAY_SIZE;
+ }
+ ff_rdft_calc(&s->rdft, data[ch]);
+ }
+ //least efficient way to do this, we should of course directly access it but its more than fast enough
+ for(y=0; y<s->height; y++){
+ double w= 1/sqrt(nb_freq);
+ int a= sqrt(w*sqrt(data[0][2*y+0]*data[0][2*y+0] + data[0][2*y+1]*data[0][2*y+1]));
+ int b= sqrt(w*sqrt(data[1][2*y+0]*data[1][2*y+0] + data[1][2*y+1]*data[1][2*y+1]));
+ a= FFMIN(a,255);
+ b= FFMIN(b,255);
+ fgcolor = SDL_MapRGB(screen->format, a, b, (a+b)/2);
+
+ fill_rectangle(screen,
+ s->xpos, s->height-y, 1, 1,
+ fgcolor);
+ }
+ }
+ SDL_UpdateRect(screen, s->xpos, s->ytop, 1, s->height);
+ s->xpos++;
+ if(s->xpos >= s->width)
+ s->xpos= s->xleft;
+ }
}
static int video_open(VideoState *is){
is->last_pts_for_fault_detection= INT64_MIN;
is->frame_last_pts= AV_NOPTS_VALUE;
is->frame_last_delay = 0;
+ is->frame_timer = (double)av_gettime() / 1000000.0;
continue;
}
is->video_stream = stream_index;
is->video_st = ic->streams[stream_index];
- is->frame_timer = (double)av_gettime() / 1000000.0;
// is->video_current_pts_time = av_gettime();
packet_queue_init(&is->videoq);
schedule_refresh(is, 40);
if (!display_disable)
- is->show_audio = 1;
+ is->show_audio = 2;
}
if (subtitle_index >= 0) {
packet_queue_put(&is->videoq, pkt);
}
SDL_Delay(10);
+ if(autoexit && is->audioq.size + is->videoq.size + is->subtitleq.size ==0){
+ ret=AVERROR_EOF;
+ goto fail;
+ }
continue;
}
ret = av_read_frame(ic, pkt);
static void toggle_audio_display(void)
{
if (cur_stream) {
- cur_stream->show_audio = !cur_stream->show_audio;
+ int bgcolor = SDL_MapRGB(screen->format, 0x00, 0x00, 0x00);
+ cur_stream->show_audio = (cur_stream->show_audio + 1) % 3;
+ fill_rectangle(screen,
+ cur_stream->xleft, cur_stream->ytop, cur_stream->width, cur_stream->height,
+ bgcolor);
+ SDL_UpdateRect(screen, cur_stream->xleft, cur_stream->ytop, cur_stream->width, cur_stream->height);
}
}
double incr, pos, frac;
for(;;) {
+ double x;
SDL_WaitEvent(&event);
switch(event.type) {
case SDL_KEYDOWN:
}else
pos = url_ftell(cur_stream->ic->pb);
if (cur_stream->ic->bit_rate)
- incr *= cur_stream->ic->bit_rate / 60.0;
+ incr *= cur_stream->ic->bit_rate / 8.0;
else
incr *= 180000.0;
pos += incr;
}
break;
case SDL_MOUSEBUTTONDOWN:
+ case SDL_MOUSEMOTION:
+ if(event.type ==SDL_MOUSEBUTTONDOWN){
+ x= event.button.x;
+ }else{
+ if(event.motion.state != SDL_PRESSED)
+ break;
+ x= event.motion.x;
+ }
if (cur_stream) {
if(seek_by_bytes || cur_stream->ic->duration<=0){
uint64_t size= url_fsize(cur_stream->ic->pb);
- stream_seek(cur_stream, size*(double)event.button.x/(double)cur_stream->width, 0, 1);
+ stream_seek(cur_stream, size*x/cur_stream->width, 0, 1);
}else{
int64_t ts;
int ns, hh, mm, ss;
thh = tns/3600;
tmm = (tns%3600)/60;
tss = (tns%60);
- frac = (double)event.button.x/(double)cur_stream->width;
+ frac = x/cur_stream->width;
ns = frac*tns;
hh = ns/3600;
mm = (ns%3600)/60;
{ "vst", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&wanted_video_stream}, "select desired video stream", "stream_number" },
{ "sst", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&wanted_subtitle_stream}, "select desired subtitle stream", "stream_number" },
{ "ss", HAS_ARG | OPT_FUNC2, {(void*)&opt_seek}, "seek to a given position in seconds", "pos" },
- { "bytes", OPT_INT | HAS_ARG, {(void*)&seek_by_bytes}, "seek by bytes 0=off 1=on -1=auto" },
+ { "bytes", OPT_INT | HAS_ARG, {(void*)&seek_by_bytes}, "seek by bytes 0=off 1=on -1=auto", "val" },
{ "nodisp", OPT_BOOL, {(void*)&display_disable}, "disable graphical display" },
{ "f", HAS_ARG, {(void*)opt_format}, "force format", "fmt" },
{ "pix_fmt", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_frame_pix_fmt}, "set pixel format", "format" },
{ "ec", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&error_concealment}, "set error concealment options", "bit_mask" },
{ "sync", HAS_ARG | OPT_FUNC2 | OPT_EXPERT, {(void*)opt_sync}, "set audio-video sync. type (type=audio/video/ext)", "type" },
{ "threads", HAS_ARG | OPT_FUNC2 | OPT_EXPERT, {(void*)opt_thread_count}, "thread count", "count" },
+ { "autoexit", OPT_BOOL | OPT_EXPERT, {(void*)&autoexit}, "exit at the end", "" },
{ "default", OPT_FUNC2 | HAS_ARG | OPT_AUDIO | OPT_VIDEO | OPT_EXPERT, {(void*)opt_default}, "generic catch all option", "" },
{ NULL, },
};
}
SDL_EventState(SDL_ACTIVEEVENT, SDL_IGNORE);
- SDL_EventState(SDL_MOUSEMOTION, SDL_IGNORE);
SDL_EventState(SDL_SYSWMEVENT, SDL_IGNORE);
SDL_EventState(SDL_USEREVENT, SDL_IGNORE);
projects / ffmpeg / blobdiff