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avfilter/buffersrc: print relevant info when skipping filter reinit 

The timestamp of the changed input frame as well as its relevant
properties can be examined by the user. Only applicable when
reinit_filter is disabled on the input stream.
This commit is contained in:
Gyan Doshi 2019-01-25 17:56:11 +05:30
parent 8a788ff5d6
commit b5b6f6ad59
1 changed files with 12 additions and 6 deletions
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18
libavfilter/buffersrc.c
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@ -33,6 +33,7 @@
#include "libavutil/internal.h"
#include "libavutil/opt.h"
#include "libavutil/samplefmt.h"
#include "libavutil/timestamp.h"
#include "audio.h"
#include "avfilter.h"
#include "buffersrc.h"
@ -67,15 +68,20 @@ typedef struct BufferSourceContext {
int eof;
} BufferSourceContext;
#define CHECK_VIDEO_PARAM_CHANGE(s, c, width, height, format)\
#define CHECK_VIDEO_PARAM_CHANGE(s, c, width, height, format, pts)\
if (c->w != width || c->h != height || c->pix_fmt != format) {\
av_log(s, AV_LOG_INFO, "Changing frame properties on the fly is not supported by all filters.\n");\
av_log(s, AV_LOG_INFO, "filter context - w: %d h: %d fmt: %d, incoming frame - w: %d h: %d fmt: %d pts_time: %s\n",\
c->w, c->h, c->pix_fmt, width, height, format, av_ts2timestr(pts, &s->outputs[0]->time_base));\
av_log(s, AV_LOG_WARNING, "Changing video frame properties on the fly is not supported by all filters.\n");\
}
#define CHECK_AUDIO_PARAM_CHANGE(s, c, srate, ch_layout, ch_count, format)\
#define CHECK_AUDIO_PARAM_CHANGE(s, c, srate, ch_layout, ch_count, format, pts)\
if (c->sample_fmt != format || c->sample_rate != srate ||\
c->channel_layout != ch_layout || c->channels != ch_count) {\
av_log(s, AV_LOG_ERROR, "Changing frame properties on the fly is not supported.\n");\
av_log(s, AV_LOG_INFO, "filter context - fmt: %s r: %d layout: %"PRIX64" ch: %d, incoming frame - fmt: %s r: %d layout: %"PRIX64" ch: %d pts_time: %s\n",\
av_get_sample_fmt_name(c->sample_fmt), c->sample_rate, c->channel_layout, c->channels,\
av_get_sample_fmt_name(format), srate, ch_layout, ch_count, av_ts2timestr(pts, &s->outputs[0]->time_base));\
av_log(s, AV_LOG_ERROR, "Changing audio frame properties on the fly is not supported.\n");\
return AVERROR(EINVAL);\
}
@ -208,14 +214,14 @@ static int av_buffersrc_add_frame_internal(AVFilterContext *ctx,
switch (ctx->outputs[0]->type) {
case AVMEDIA_TYPE_VIDEO:
CHECK_VIDEO_PARAM_CHANGE(ctx, s, frame->width, frame->height,
frame->format);
frame->format, frame->pts);
break;
case AVMEDIA_TYPE_AUDIO:
/* For layouts unknown on input but known on link after negotiation. */
if (!frame->channel_layout)
frame->channel_layout = s->channel_layout;
CHECK_AUDIO_PARAM_CHANGE(ctx, s, frame->sample_rate, frame->channel_layout,
frame->channels, frame->format);
frame->channels, frame->format, frame->pts);
break;
default:
return AVERROR(EINVAL);