#include <math.h>
#include <limits.h>
#include "libavutil/avstring.h"
+#include "libavutil/colorspace.h"
#include "libavutil/pixdesc.h"
+#include "libavcore/parseutils.h"
#include "libavformat/avformat.h"
#include "libavdevice/avdevice.h"
#include "libswscale/swscale.h"
#include "libavcodec/audioconvert.h"
-#include "libavcodec/colorspace.h"
#include "libavcodec/opt.h"
#include "libavcodec/avfft.h"
/* NOTE: the size must be big enough to compensate the hardware audio buffersize size */
#define SAMPLE_ARRAY_SIZE (2*65536)
-#if !CONFIG_AVFILTER
static int sws_flags = SWS_BICUBIC;
-#endif
typedef struct PacketQueue {
AVPacketList *first_pkt, *last_pkt;
int last_i_start;
RDFTContext *rdft;
int rdft_bits;
+ FFTSample *rdft_data;
int xpos;
SDL_Thread *subtitle_tid;
static int error_concealment = 3;
static int decoder_reorder_pts= -1;
static int autoexit;
+static int exit_on_keydown;
+static int exit_on_mousedown;
static int loop=1;
static int framedrop=1;
static void free_subpicture(SubPicture *sp)
{
- int i;
-
- for (i = 0; i < sp->sub.num_rects; i++)
- {
- av_freep(&sp->sub.rects[i]->pict.data[0]);
- av_freep(&sp->sub.rects[i]->pict.data[1]);
- av_freep(&sp->sub.rects[i]);
- }
-
- av_free(sp->sub.rects);
-
- memset(&sp->sub, 0, sizeof(AVSubtitle));
+ avsubtitle_free(&sp->sub);
}
static void video_image_display(VideoState *is)
nb_display_channels= FFMIN(nb_display_channels, 2);
if(rdft_bits != s->rdft_bits){
av_rdft_end(s->rdft);
+ av_free(s->rdft_data);
s->rdft = av_rdft_init(rdft_bits, DFT_R2C);
s->rdft_bits= rdft_bits;
+ s->rdft_data= av_malloc(4*nb_freq*sizeof(*s->rdft_data));
}
{
- FFTSample data[2][2*nb_freq];
+ FFTSample *data[2];
for(ch = 0;ch < nb_display_channels; ch++) {
+ data[ch] = s->rdft_data + 2*nb_freq*ch;
i = i_start + ch;
for(x = 0; x < 2*nb_freq; x++) {
double w= (x-nb_freq)*(1.0/nb_freq);
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]));
+ int b= (nb_display_channels == 2 ) ? sqrt(w*sqrt(data[1][2*y+0]*data[1][2*y+0]
+ + data[1][2*y+1]*data[1][2*y+1])) : a;
a= FFMIN(a,255);
b= FFMIN(b,255);
fgcolor = SDL_MapRGB(screen->format, a, b, (a+b)/2);
AVFilterContext *ctx = codec->opaque;
AVFilterPicRef *ref;
int perms = AV_PERM_WRITE;
- int w, h, stride[4];
+ int i, w, h, stride[4];
unsigned edge;
if(pic->buffer_hints & FF_BUFFER_HINTS_VALID) {
ref->w = codec->width;
ref->h = codec->height;
- for(int i = 0; i < 3; i ++) {
- unsigned hshift = i == 0 ? 0 : av_pix_fmt_descriptors[ref->pic->format].log2_chroma_w;
- unsigned vshift = i == 0 ? 0 : av_pix_fmt_descriptors[ref->pic->format].log2_chroma_h;
+ for(i = 0; i < 4; i ++) {
+ unsigned hshift = (i == 1 || i == 2) ? av_pix_fmt_descriptors[ref->pic->format].log2_chroma_w : 0;
+ unsigned vshift = (i == 1 || i == 2) ? av_pix_fmt_descriptors[ref->pic->format].log2_chroma_h : 0;
- ref->data[i] += (edge >> hshift) + ((edge * ref->linesize[i]) >> vshift);
+ if (ref->data[i]) {
+ ref->data[i] += (edge >> hshift) + ((edge * ref->linesize[i]) >> vshift);
+ }
pic->data[i] = ref->data[i];
pic->linesize[i] = ref->linesize[i];
}
pic->opaque = ref;
pic->age = INT_MAX;
pic->type = FF_BUFFER_TYPE_USER;
+ pic->reordered_opaque = codec->reordered_opaque;
return 0;
}
avfilter_unref_pic(pic->opaque);
}
+static int input_reget_buffer(AVCodecContext *codec, AVFrame *pic)
+{
+ AVFilterPicRef *ref = pic->opaque;
+
+ if (pic->data[0] == NULL) {
+ pic->buffer_hints |= FF_BUFFER_HINTS_READABLE;
+ return codec->get_buffer(codec, pic);
+ }
+
+ if ((codec->width != ref->w) || (codec->height != ref->h) ||
+ (codec->pix_fmt != ref->pic->format)) {
+ av_log(codec, AV_LOG_ERROR, "Picture properties changed.\n");
+ return -1;
+ }
+
+ pic->reordered_opaque = codec->reordered_opaque;
+ return 0;
+}
+
static int input_init(AVFilterContext *ctx, const char *args, void *opaque)
{
FilterPriv *priv = ctx->priv;
priv->use_dr1 = 1;
codec->get_buffer = input_get_buffer;
codec->release_buffer = input_release_buffer;
+ codec->reget_buffer = input_reget_buffer;
}
priv->frame = avcodec_alloc_frame();
#if CONFIG_AVFILTER
int64_t pos;
+ char sws_flags_str[128];
AVFilterContext *filt_src = NULL, *filt_out = NULL;
AVFilterGraph *graph = av_mallocz(sizeof(AVFilterGraph));
- graph->scale_sws_opts = av_strdup("sws_flags=bilinear");
+ snprintf(sws_flags_str, sizeof(sws_flags_str), "flags=%d", sws_flags);
+ graph->scale_sws_opts = av_strdup(sws_flags_str);
if(!(filt_src = avfilter_open(&input_filter, "src"))) goto the_end;
if(!(filt_out = avfilter_open(&output_filter, "out"))) goto the_end;
SDL_WaitEvent(&event);
switch(event.type) {
case SDL_KEYDOWN:
+ if (exit_on_keydown) {
+ do_exit();
+ break;
+ }
switch(event.key.keysym.sym) {
case SDLK_ESCAPE:
case SDLK_q:
}
break;
case SDL_MOUSEBUTTONDOWN:
+ if (exit_on_mousedown) {
+ do_exit();
+ break;
+ }
case SDL_MOUSEMOTION:
if(event.type ==SDL_MOUSEBUTTONDOWN){
x= event.button.x;
static void opt_frame_size(const char *arg)
{
- if (av_parse_video_frame_size(&frame_width, &frame_height, arg) < 0) {
+ if (av_parse_video_size(&frame_width, &frame_height, arg) < 0) {
fprintf(stderr, "Incorrect frame size\n");
exit(1);
}
{ "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", "" },
+ { "exitonkeydown", OPT_BOOL | OPT_EXPERT, {(void*)&exit_on_keydown}, "exit on key down", "" },
+ { "exitonmousedown", OPT_BOOL | OPT_EXPERT, {(void*)&exit_on_mousedown}, "exit on mouse down", "" },
{ "loop", OPT_INT | HAS_ARG | OPT_EXPERT, {(void*)&loop}, "set number of times the playback shall be looped", "loop count" },
{ "framedrop", OPT_BOOL | OPT_EXPERT, {(void*)&framedrop}, "drop frames when cpu is too slow", "" },
{ "window_title", OPT_STRING | HAS_ARG, {(void*)&window_title}, "set window title", "window title" },
#if CONFIG_AVFILTER
- { "vfilters", OPT_STRING | HAS_ARG, {(void*)&vfilters}, "video filters", "filter list" },
+ { "vf", OPT_STRING | HAS_ARG, {(void*)&vfilters}, "video filters", "filter list" },
#endif
{ "rdftspeed", OPT_INT | HAS_ARG| OPT_AUDIO | OPT_EXPERT, {(void*)&rdftspeed}, "rdft speed", "msecs" },
{ "default", OPT_FUNC2 | HAS_ARG | OPT_AUDIO | OPT_VIDEO | OPT_EXPERT, {(void*)opt_default}, "generic catch all option", "" },
"v cycle video channel\n"
"t cycle subtitle channel\n"
"w show audio waves\n"
+ "s activate frame-step mode\n"
"left/right seek backward/forward 10 seconds\n"
"down/up seek backward/forward 1 minute\n"
"mouse click seek to percentage in file corresponding to fraction of width\n"
/* register all codecs, demux and protocols */
avcodec_register_all();
+#if CONFIG_AVDEVICE
avdevice_register_all();
+#endif
#if CONFIG_AVFILTER
avfilter_register_all();
#endif
projects / ffmpeg / blobdiff