[FFmpeg-devel] [PATCH 1/2] lavc: Add coded_w/h to AVCodecParameters

[Li, Zhong]

> -----Original Message-----
> From: ffmpeg-devel [mailto:ffmpeg-devel-bounces at ffmpeg.org] On Behalf
> Of James Almer
> Sent: Thursday, January 18, 2018 1:15 PM
> To: ffmpeg-devel at ffmpeg.org
> Subject: Re: [FFmpeg-devel] [PATCH 1/2] lavc: Add coded_w/h to
> AVCodecParameters
> 
> On 1/18/2018 2:03 AM, Zhong Li wrote:
> > coded_width/height may be different from width/height sometimes
> 
> > (e.g, crop or lowres cases).
> 
> Which is why it's not a field that belongs to AVCodecParameters.
> 
> Codec level cropping has nothing to do with containers. Same with lowres,
> which is an internal feature, and scheduled for removal.

Got it. How about fixing ticket #6958 as below? 

diff --git a/fftools/ffprobe.c b/fftools/ffprobe.c
index 0e7a771..233760d 100644
--- a/fftools/ffprobe.c
+++ b/fftools/ffprobe.c
@@ -2512,10 +2512,12 @@ static int show_stream(WriterContext *w, AVFormatContext *fmt_ctx, int stream_id
     case AVMEDIA_TYPE_VIDEO:
         print_int("width",        par->width);
         print_int("height",       par->height);
+#if FF_API_LAVF_AVCTX
         if (dec_ctx) {
             print_int("coded_width",  dec_ctx->coded_width);
             print_int("coded_height", dec_ctx->coded_height);
         }
+#endif
         print_int("has_b_frames", par->video_delay);
         sar = av_guess_sample_aspect_ratio(fmt_ctx, stream, NULL);
         if (sar.den) {
@@ -2912,6 +2914,10 @@ static int open_input_file(InputFile *ifile, const char *filename)

             ist->dec_ctx->pkt_timebase = stream->time_base;
             ist->dec_ctx->framerate = stream->avg_frame_rate;
+#if FF_API_LAVF_AVCTX
+            ist->dec_ctx->coded_width = stream->codec->coded_width;
+            ist->dec_ctx->coded_height = stream->codec->coded_height;
+#endif