2 * Copyright (c) 2018 Paul B Mahol
4 * This file is part of FFmpeg.
6 * FFmpeg is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * FFmpeg is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with FFmpeg; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
23 #include "libavutil/pixdesc.h"
24 #include "libavutil/eval.h"
25 #include "libavutil/intreadwrite.h"
26 #include "libavutil/opt.h"
27 #include "libavutil/timestamp.h"
28 #include "libavutil/xga_font_data.h"
35 typedef struct GraphMonitorContext {
42 AVRational frame_rate;
52 } GraphMonitorContext;
67 #define OFFSET(x) offsetof(GraphMonitorContext, x)
68 #define VF AV_OPT_FLAG_VIDEO_PARAM|AV_OPT_FLAG_FILTERING_PARAM
70 static const AVOption graphmonitor_options[] = {
71 { "size", "set monitor size", OFFSET(w), AV_OPT_TYPE_IMAGE_SIZE, {.str="hd720"}, 0, 0, VF },
72 { "s", "set monitor size", OFFSET(w), AV_OPT_TYPE_IMAGE_SIZE, {.str="hd720"}, 0, 0, VF },
73 { "opacity", "set video opacity", OFFSET(opacity), AV_OPT_TYPE_FLOAT, {.dbl=.9}, 0, 1, VF },
74 { "o", "set video opacity", OFFSET(opacity), AV_OPT_TYPE_FLOAT, {.dbl=.9}, 0, 1, VF },
75 { "mode", "set mode", OFFSET(mode), AV_OPT_TYPE_INT, {.i64=0}, 0, 1, VF, "mode" },
76 { "m", "set mode", OFFSET(mode), AV_OPT_TYPE_INT, {.i64=0}, 0, 1, VF, "mode" },
77 { "full", NULL, 0, AV_OPT_TYPE_CONST, {.i64=0}, 0, 0, VF, "mode" },
78 { "compact", NULL, 0, AV_OPT_TYPE_CONST, {.i64=1}, 0, 0, VF, "mode" },
79 { "flags", "set flags", OFFSET(flags), AV_OPT_TYPE_FLAGS, {.i64=MODE_QUEUE}, 0, INT_MAX, VF, "flags" },
80 { "f", "set flags", OFFSET(flags), AV_OPT_TYPE_FLAGS, {.i64=MODE_QUEUE}, 0, INT_MAX, VF, "flags" },
81 { "queue", NULL, 0, AV_OPT_TYPE_CONST, {.i64=MODE_QUEUE}, 0, 0, VF, "flags" },
82 { "frame_count_in", NULL, 0, AV_OPT_TYPE_CONST, {.i64=MODE_FCOUT}, 0, 0, VF, "flags" },
83 { "frame_count_out", NULL, 0, AV_OPT_TYPE_CONST, {.i64=MODE_FCIN}, 0, 0, VF, "flags" },
84 { "pts", NULL, 0, AV_OPT_TYPE_CONST, {.i64=MODE_PTS}, 0, 0, VF, "flags" },
85 { "time", NULL, 0, AV_OPT_TYPE_CONST, {.i64=MODE_TIME}, 0, 0, VF, "flags" },
86 { "timebase", NULL, 0, AV_OPT_TYPE_CONST, {.i64=MODE_TB}, 0, 0, VF, "flags" },
87 { "format", NULL, 0, AV_OPT_TYPE_CONST, {.i64=MODE_FMT}, 0, 0, VF, "flags" },
88 { "size", NULL, 0, AV_OPT_TYPE_CONST, {.i64=MODE_SIZE}, 0, 0, VF, "flags" },
89 { "rate", NULL, 0, AV_OPT_TYPE_CONST, {.i64=MODE_RATE}, 0, 0, VF, "flags" },
90 { "eof", NULL, 0, AV_OPT_TYPE_CONST, {.i64=MODE_EOF}, 0, 0, VF, "flags" },
91 { "rate", "set video rate", OFFSET(frame_rate), AV_OPT_TYPE_VIDEO_RATE, {.str = "25"}, 0, INT_MAX, VF },
92 { "r", "set video rate", OFFSET(frame_rate), AV_OPT_TYPE_VIDEO_RATE, {.str = "25"}, 0, INT_MAX, VF },
96 static int query_formats(AVFilterContext *ctx)
98 AVFilterLink *outlink = ctx->outputs[0];
99 static const enum AVPixelFormat pix_fmts[] = {
105 AVFilterFormats *fmts_list = ff_make_format_list(pix_fmts);
106 if ((ret = ff_formats_ref(fmts_list, &outlink->incfg.formats)) < 0)
112 static void clear_image(GraphMonitorContext *s, AVFrame *out, AVFilterLink *outlink)
114 int bg = AV_RN32(s->bg);
116 for (int i = 0; i < out->height; i++)
117 for (int j = 0; j < out->width; j++)
118 AV_WN32(out->data[0] + i * out->linesize[0] + j * 4, bg);
121 static void drawtext(AVFrame *pic, int x, int y, const char *txt, uint8_t *color)
127 font = avpriv_cga_font, font_height = 8;
129 if (y + 8 >= pic->height ||
130 x + strlen(txt) * 8 >= pic->width)
133 for (i = 0; txt[i]; i++) {
136 uint8_t *p = pic->data[0] + y*pic->linesize[0] + (x + i*8)*4;
137 for (char_y = 0; char_y < font_height; char_y++) {
138 for (mask = 0x80; mask; mask >>= 1) {
139 if (font[txt[i] * font_height + char_y] & mask) {
146 p += pic->linesize[0] - 8 * 4;
151 static int filter_have_queued(AVFilterContext *filter)
153 for (int j = 0; j < filter->nb_inputs; j++) {
154 AVFilterLink *l = filter->inputs[j];
155 size_t frames = ff_inlink_queued_frames(l);
161 for (int j = 0; j < filter->nb_outputs; j++) {
162 AVFilterLink *l = filter->outputs[j];
163 size_t frames = ff_inlink_queued_frames(l);
172 static void draw_items(AVFilterContext *ctx, AVFrame *out,
177 GraphMonitorContext *s = ctx->priv;
178 char buffer[1024] = { 0 };
180 if (s->flags & MODE_FMT) {
181 if (l->type == AVMEDIA_TYPE_VIDEO) {
182 snprintf(buffer, sizeof(buffer)-1, " | format: %s",
183 av_get_pix_fmt_name(l->format));
184 } else if (l->type == AVMEDIA_TYPE_AUDIO) {
185 snprintf(buffer, sizeof(buffer)-1, " | format: %s",
186 av_get_sample_fmt_name(l->format));
188 drawtext(out, xpos, ypos, buffer, s->white);
189 xpos += strlen(buffer) * 8;
191 if (s->flags & MODE_SIZE) {
192 if (l->type == AVMEDIA_TYPE_VIDEO) {
193 snprintf(buffer, sizeof(buffer)-1, " | size: %dx%d", l->w, l->h);
194 } else if (l->type == AVMEDIA_TYPE_AUDIO) {
195 snprintf(buffer, sizeof(buffer)-1, " | channels: %d", l->channels);
197 drawtext(out, xpos, ypos, buffer, s->white);
198 xpos += strlen(buffer) * 8;
200 if (s->flags & MODE_RATE) {
201 if (l->type == AVMEDIA_TYPE_VIDEO) {
202 snprintf(buffer, sizeof(buffer)-1, " | fps: %d/%d", l->frame_rate.num, l->frame_rate.den);
203 } else if (l->type == AVMEDIA_TYPE_AUDIO) {
204 snprintf(buffer, sizeof(buffer)-1, " | samplerate: %d", l->sample_rate);
206 drawtext(out, xpos, ypos, buffer, s->white);
207 xpos += strlen(buffer) * 8;
209 if (s->flags & MODE_TB) {
210 snprintf(buffer, sizeof(buffer)-1, " | tb: %d/%d", l->time_base.num, l->time_base.den);
211 drawtext(out, xpos, ypos, buffer, s->white);
212 xpos += strlen(buffer) * 8;
214 if (s->flags & MODE_QUEUE) {
215 snprintf(buffer, sizeof(buffer)-1, " | queue: ");
216 drawtext(out, xpos, ypos, buffer, s->white);
217 xpos += strlen(buffer) * 8;
218 snprintf(buffer, sizeof(buffer)-1, "%"SIZE_SPECIFIER, frames);
219 drawtext(out, xpos, ypos, buffer, frames > 0 ? frames >= 10 ? frames >= 50 ? s->red : s->yellow : s->green : s->white);
220 xpos += strlen(buffer) * 8;
222 if (s->flags & MODE_FCIN) {
223 snprintf(buffer, sizeof(buffer)-1, " | in: %"PRId64, l->frame_count_in);
224 drawtext(out, xpos, ypos, buffer, s->white);
225 xpos += strlen(buffer) * 8;
227 if (s->flags & MODE_FCOUT) {
228 snprintf(buffer, sizeof(buffer)-1, " | out: %"PRId64, l->frame_count_out);
229 drawtext(out, xpos, ypos, buffer, s->white);
230 xpos += strlen(buffer) * 8;
232 if (s->flags & MODE_PTS) {
233 snprintf(buffer, sizeof(buffer)-1, " | pts: %s", av_ts2str(l->current_pts_us));
234 drawtext(out, xpos, ypos, buffer, s->white);
235 xpos += strlen(buffer) * 8;
237 if (s->flags & MODE_TIME) {
238 snprintf(buffer, sizeof(buffer)-1, " | time: %s", av_ts2timestr(l->current_pts_us, &AV_TIME_BASE_Q));
239 drawtext(out, xpos, ypos, buffer, s->white);
240 xpos += strlen(buffer) * 8;
242 if (s->flags & MODE_EOF && ff_outlink_get_status(l)) {
243 snprintf(buffer, sizeof(buffer)-1, " | eof");
244 drawtext(out, xpos, ypos, buffer, s->blue);
245 xpos += strlen(buffer) * 8;
249 static int create_frame(AVFilterContext *ctx, int64_t pts)
251 GraphMonitorContext *s = ctx->priv;
252 AVFilterLink *outlink = ctx->outputs[0];
256 out = ff_get_video_buffer(outlink, outlink->w, outlink->h);
258 return AVERROR(ENOMEM);
260 clear_image(s, out, outlink);
262 for (int i = 0; i < ctx->graph->nb_filters; i++) {
263 AVFilterContext *filter = ctx->graph->filters[i];
264 char buffer[1024] = { 0 };
266 if (s->mode && !filter_have_queued(filter))
270 drawtext(out, xpos, ypos, filter->name, s->white);
271 xpos += strlen(filter->name) * 8 + 10;
272 drawtext(out, xpos, ypos, filter->filter->name, s->white);
274 for (int j = 0; j < filter->nb_inputs; j++) {
275 AVFilterLink *l = filter->inputs[j];
276 size_t frames = ff_inlink_queued_frames(l);
278 if (s->mode && !frames)
282 snprintf(buffer, sizeof(buffer)-1, "in%d: ", j);
283 drawtext(out, xpos, ypos, buffer, s->white);
284 xpos += strlen(buffer) * 8;
285 drawtext(out, xpos, ypos, l->src->name, s->white);
286 xpos += strlen(l->src->name) * 8 + 10;
287 draw_items(ctx, out, xpos, ypos, l, frames);
292 for (int j = 0; j < filter->nb_outputs; j++) {
293 AVFilterLink *l = filter->outputs[j];
294 size_t frames = ff_inlink_queued_frames(l);
296 if (s->mode && !frames)
300 snprintf(buffer, sizeof(buffer)-1, "out%d: ", j);
301 drawtext(out, xpos, ypos, buffer, s->white);
302 xpos += strlen(buffer) * 8;
303 drawtext(out, xpos, ypos, l->dst->name, s->white);
304 xpos += strlen(l->dst->name) * 8 + 10;
305 draw_items(ctx, out, xpos, ypos, l, frames);
313 return ff_filter_frame(outlink, out);
316 static int activate(AVFilterContext *ctx)
318 GraphMonitorContext *s = ctx->priv;
319 AVFilterLink *inlink = ctx->inputs[0];
320 AVFilterLink *outlink = ctx->outputs[0];
321 int64_t pts = AV_NOPTS_VALUE;
323 FF_FILTER_FORWARD_STATUS_BACK(outlink, inlink);
325 if (ff_inlink_queued_frames(inlink)) {
326 AVFrame *frame = NULL;
329 ret = ff_inlink_consume_frame(inlink, &frame);
334 av_frame_free(&frame);
338 if (pts != AV_NOPTS_VALUE) {
339 pts = av_rescale_q(pts, inlink->time_base, outlink->time_base);
340 if (s->pts == AV_NOPTS_VALUE)
345 if (s->pts < s->next_pts && ff_outlink_frame_wanted(outlink))
346 return create_frame(ctx, s->pts);
348 FF_FILTER_FORWARD_STATUS(inlink, outlink);
349 FF_FILTER_FORWARD_WANTED(outlink, inlink);
351 return FFERROR_NOT_READY;
354 static int config_output(AVFilterLink *outlink)
356 GraphMonitorContext *s = outlink->src->priv;
358 s->bg[3] = 255 * s->opacity;
359 s->white[0] = s->white[1] = s->white[2] = 255;
360 s->yellow[0] = s->yellow[1] = 255;
364 s->pts = AV_NOPTS_VALUE;
365 s->next_pts = AV_NOPTS_VALUE;
368 outlink->sample_aspect_ratio = (AVRational){1,1};
369 outlink->frame_rate = s->frame_rate;
370 outlink->time_base = av_inv_q(s->frame_rate);
375 #if CONFIG_GRAPHMONITOR_FILTER
377 AVFILTER_DEFINE_CLASS(graphmonitor);
379 static const AVFilterPad graphmonitor_inputs[] = {
382 .type = AVMEDIA_TYPE_VIDEO,
387 static const AVFilterPad graphmonitor_outputs[] = {
390 .type = AVMEDIA_TYPE_VIDEO,
391 .config_props = config_output,
396 const AVFilter ff_vf_graphmonitor = {
397 .name = "graphmonitor",
398 .description = NULL_IF_CONFIG_SMALL("Show various filtergraph stats."),
399 .priv_size = sizeof(GraphMonitorContext),
400 .priv_class = &graphmonitor_class,
401 .query_formats = query_formats,
402 .activate = activate,
403 .inputs = graphmonitor_inputs,
404 .outputs = graphmonitor_outputs,
407 #endif // CONFIG_GRAPHMONITOR_FILTER
409 #if CONFIG_AGRAPHMONITOR_FILTER
411 #define agraphmonitor_options graphmonitor_options
412 AVFILTER_DEFINE_CLASS(agraphmonitor);
414 static const AVFilterPad agraphmonitor_inputs[] = {
417 .type = AVMEDIA_TYPE_AUDIO,
422 static const AVFilterPad agraphmonitor_outputs[] = {
425 .type = AVMEDIA_TYPE_VIDEO,
426 .config_props = config_output,
431 const AVFilter ff_avf_agraphmonitor = {
432 .name = "agraphmonitor",
433 .description = NULL_IF_CONFIG_SMALL("Show various filtergraph stats."),
434 .priv_size = sizeof(GraphMonitorContext),
435 .priv_class = &agraphmonitor_class,
436 .query_formats = query_formats,
437 .activate = activate,
438 .inputs = agraphmonitor_inputs,
439 .outputs = agraphmonitor_outputs,
441 #endif // CONFIG_AGRAPHMONITOR_FILTER