For video, frame_number tracks the number of frames sent to the encoder.
So it should be incremented when we submit a frame, not when we get a
packet back.
+ /*
+ * For video, there may be reordering, so we can't throw away frames on
+ * encoder flush, we need to limit them here, before they go into encoder.
+ */
+ ost->frame_number++;
+
while (1) {
ret = avcodec_receive_packet(enc, &pkt);
if (ret == AVERROR(EAGAIN))
while (1) {
ret = avcodec_receive_packet(enc, &pkt);
if (ret == AVERROR(EAGAIN))
- /*
- * For video, number of frames in == number of packets out.
- * But there may be reordering, so we can't throw away frames on encoder
- * flush, we need to limit them here, before they go into encoder.
- */
- ost->frame_number++;