diff --git a/libavcodec/mmaldec.c b/libavcodec/mmaldec.c index 374bd2f30c..5692f505c0 100644 --- a/libavcodec/mmaldec.c +++ b/libavcodec/mmaldec.c @@ -447,8 +447,6 @@ static int ffmmal_add_packet(AVCodecContext *avctx, AVPacket *avpkt) uint8_t *start; int ret = 0; - ctx->packets_sent++; - if (avpkt->size) { if (ctx->bsfc) { uint8_t *tmp_data; @@ -474,6 +472,14 @@ static int ffmmal_add_packet(AVCodecContext *avctx, AVPacket *avpkt) } size = buf->size; data = buf->data; + ctx->packets_sent++; + } else { + if (!ctx->packets_sent) { + // Short-cut the flush logic to avoid upsetting MMAL. + ctx->eos_sent = 1; + ctx->eos_received = 1; + goto done; + } } start = data; @@ -643,7 +649,8 @@ static int ffmmal_read_frame(AVCodecContext *avctx, AVFrame *frame, int *got_fra // excessive buffering. // We also wait if we sent eos, but didn't receive it yet (think of decoding // stream with a very low number of frames). - if (ctx->frames_output || ctx->packets_sent > MAX_DELAYED_FRAMES || ctx->eos_sent) { + if (ctx->frames_output || ctx->packets_sent > MAX_DELAYED_FRAMES || + (ctx->packets_sent && ctx->eos_sent)) { // MMAL will ignore broken input packets, which means the frame we // expect here may never arrive. Dealing with this correctly is // complicated, so here's a hack to avoid that it freezes forever