Allow ffmpeg to process individual NALU rather than require frames.

media/filters/ffmpeg_video_decoder.h

Index: media/filters/ffmpeg_video_decoder.h
diff --git a/media/filters/ffmpeg_video_decoder.h b/media/filters/ffmpeg_video_decoder.h
index ced6ddf2eabc8e23b6b6b5bfea25643202a6e8b8..84ac0642f9596c49e34be0393dacde893d179cab 100644
--- a/media/filters/ffmpeg_video_decoder.h
+++ b/media/filters/ffmpeg_video_decoder.h
@@ -31,6 +31,10 @@ class MEDIA_EXPORT FFmpegVideoDecoder : public VideoDecoder {
       const scoped_refptr<base::SingleThreadTaskRunner>& task_runner);
   virtual ~FFmpegVideoDecoder();
 
+  // Allow decoding of individual NALU. Entire frames are required by default.
+  // Disables low-latency mode. Must be called before Initialize().
+  void SetDecodeNalus(bool decode_nalus) { decode_nalus_ = decode_nalus; }

[scherkus (not reviewing), 2014/06/06 18:12:27]

nit: style guide recommends unix_hacker() style for simple inline setters

i.e., set_decode_nalus(...) { ... }

[igorc, 2014/06/06 22:58:22]

Done.

+
   // VideoDecoder implementation.
   virtual void Initialize(const VideoDecoderConfig& config,
                           bool low_delay,
@@ -84,6 +88,8 @@ class MEDIA_EXPORT FFmpegVideoDecoder : public VideoDecoder {
 
   VideoFramePool frame_pool_;
 
+  bool decode_nalus_;
+
   DISALLOW_COPY_AND_ASSIGN(FFmpegVideoDecoder);
 };