@@ -130,6 +130,7 @@ static void do_video_stats(OutputStream *ost, int frame_size);
static BenchmarkTimeStamps get_benchmark_time_stamps(void);
static int64_t getmaxrss(void);
static int ifilter_has_all_input_formats(FilterGraph *fg);
+static void flush_encoders(void);
static int run_as_daemon = 0;
static int nb_frames_dup = 0;
@@ -1067,6 +1068,19 @@ static void do_video_out(OutputFile *of,
InputStream *ist = NULL;
AVFilterContext *filter = ost->filter->filter;
+ /* flush encoders in dynamic resolution encode */
+ if (next_picture && (enc->width != next_picture->width ||
+ enc->height != next_picture->height)) {
+ flush_encoders();
+ avcodec_flush_buffers(enc);
+
+ if (!(enc->codec->capabilities & AV_CODEC_CAP_VARIABLE_DIMENSIONS)) {
+ av_log(NULL, AV_LOG_ERROR, "Dynamic resolution encode "
+ "is not supported by %s.\n", enc->codec->name);
+ goto error;
+ }
+ }
+
if (ost->source_index >= 0)
ist = input_streams[ost->source_index];
Flush encoders when dimension change happens. Signed-off-by: Linjie Fu <linjie.fu@intel.com> --- fftools/ffmpeg.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+)