diff --git a/doc/examples/demuxing_decoding.c b/doc/examples/demuxing_decoding.c index 69a31a8935..9bde927321 100644 --- a/doc/examples/demuxing_decoding.c +++ b/doc/examples/demuxing_decoding.c @@ -55,12 +55,6 @@ static AVPacket pkt; static int video_frame_count = 0; static int audio_frame_count = 0; -/* Enable or disable frame reference counting. You are not supposed to support - * both paths in your application but pick the one most appropriate to your - * needs. Look for the use of refcount in this example to see what are the - * differences of API usage between them. */ -static int refcount = 0; - static int decode_packet(int *got_frame, int cached) { int ret = 0; @@ -138,9 +132,7 @@ static int decode_packet(int *got_frame, int cached) } } - /* If we use frame reference counting, we own the data and need - * to de-reference it when we don't use it anymore */ - if (*got_frame && refcount) + if (*got_frame) av_frame_unref(frame); return decoded; @@ -186,8 +178,7 @@ static int open_codec_context(int *stream_idx, return ret; } - /* Init the decoders, with or without reference counting */ - av_dict_set(&opts, "refcounted_frames", refcount ? "1" : "0", 0); + /* Init the decoders */ if ((ret = avcodec_open2(*dec_ctx, dec, &opts)) < 0) { fprintf(stderr, "Failed to open %s codec\n", av_get_media_type_string(type)); @@ -232,22 +223,15 @@ int main (int argc, char **argv) { int ret = 0, got_frame; - if (argc != 4 && argc != 5) { - fprintf(stderr, "usage: %s [-refcount] input_file video_output_file audio_output_file\n" + if (argc != 4) { + fprintf(stderr, "usage: %s input_file video_output_file audio_output_file\n" "API example program to show how to read frames from an input file.\n" "This program reads frames from a file, decodes them, and writes decoded\n" "video frames to a rawvideo file named video_output_file, and decoded\n" - "audio frames to a rawaudio file named audio_output_file.\n\n" - "If the -refcount option is specified, the program use the\n" - "reference counting frame system which allows keeping a copy of\n" - "the data for longer than one decode call.\n" - "\n", argv[0]); + "audio frames to a rawaudio file named audio_output_file.\n", + argv[0]); exit(1); } - if (argc == 5 && !strcmp(argv[1], "-refcount")) { - refcount = 1; - argv++; - } src_filename = argv[1]; video_dst_filename = argv[2]; audio_dst_filename = argv[3];