Chromium Code Reviews
chromiumcodereview-hr@appspot.gserviceaccount.com (chromiumcodereview-hr) | Please choose your nickname with Settings | Help | Chromium Project | Gerrit Changes | Sign out
(455)

Side by Side Diff: media/filters/ffmpeg_glue.h

Issue 1535193003: Add missing macros includes in media/. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Created 5 years ago
Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.
Jump to:
View unified diff | Download patch
OLDNEW
1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 // FFmpegGlue is an interface between FFmpeg and Chrome used to proxy FFmpeg's 5 // FFmpegGlue is an interface between FFmpeg and Chrome used to proxy FFmpeg's
6 // read and seek requests to Chrome's internal data structures. The glue works 6 // read and seek requests to Chrome's internal data structures. The glue works
7 // through the AVIO interface provided by FFmpeg. 7 // through the AVIO interface provided by FFmpeg.
8 // 8 //
9 // AVIO works through a special AVIOContext created through avio_alloc_context() 9 // AVIO works through a special AVIOContext created through avio_alloc_context()
10 // which is attached to the AVFormatContext used for demuxing. The AVIO context 10 // which is attached to the AVFormatContext used for demuxing. The AVIO context
11 // is initialized with read and seek methods which FFmpeg calls when necessary. 11 // is initialized with read and seek methods which FFmpeg calls when necessary.
12 // 12 //
13 // During OpenContext() FFmpegGlue will tell FFmpeg to use Chrome's AVIO context 13 // During OpenContext() FFmpegGlue will tell FFmpeg to use Chrome's AVIO context
14 // by passing NULL in for the filename parameter to avformat_open_input(). All 14 // by passing NULL in for the filename parameter to avformat_open_input(). All
15 // FFmpeg operations using the configured AVFormatContext will then redirect 15 // FFmpeg operations using the configured AVFormatContext will then redirect
16 // reads and seeks through the glue. 16 // reads and seeks through the glue.
17 // 17 //
18 // The glue in turn processes those read and seek requests using the 18 // The glue in turn processes those read and seek requests using the
19 // FFmpegURLProtocol provided during construction. 19 // FFmpegURLProtocol provided during construction.
20 // 20 //
21 // FFmpegGlue is also responsible for initializing FFmpeg, which is done once 21 // FFmpegGlue is also responsible for initializing FFmpeg, which is done once
22 // per process. Initialization includes: turning off log messages, registering 22 // per process. Initialization includes: turning off log messages, registering
23 // a lock manager, and finally registering all demuxers and codecs. 23 // a lock manager, and finally registering all demuxers and codecs.
24 24
25 #ifndef MEDIA_FILTERS_FFMPEG_GLUE_H_ 25 #ifndef MEDIA_FILTERS_FFMPEG_GLUE_H_
26 #define MEDIA_FILTERS_FFMPEG_GLUE_H_ 26 #define MEDIA_FILTERS_FFMPEG_GLUE_H_
27 27
28 #include "base/macros.h"
28 #include "base/memory/scoped_ptr.h" 29 #include "base/memory/scoped_ptr.h"
29 #include "media/base/media_export.h" 30 #include "media/base/media_export.h"
30 #include "media/ffmpeg/ffmpeg_deleters.h" 31 #include "media/ffmpeg/ffmpeg_deleters.h"
31 32
32 struct AVFormatContext; 33 struct AVFormatContext;
33 struct AVIOContext; 34 struct AVIOContext;
34 35
35 namespace media { 36 namespace media {
36 37
37 class MEDIA_EXPORT FFmpegURLProtocol { 38 class MEDIA_EXPORT FFmpegURLProtocol {
(...skipping 34 matching lines...) Expand 10 before | Expand all | Expand 10 after
72 bool open_called_; 73 bool open_called_;
73 AVFormatContext* format_context_; 74 AVFormatContext* format_context_;
74 scoped_ptr<AVIOContext, ScopedPtrAVFree> avio_context_; 75 scoped_ptr<AVIOContext, ScopedPtrAVFree> avio_context_;
75 76
76 DISALLOW_COPY_AND_ASSIGN(FFmpegGlue); 77 DISALLOW_COPY_AND_ASSIGN(FFmpegGlue);
77 }; 78 };
78 79
79 } // namespace media 80 } // namespace media
80 81
81 #endif // MEDIA_FILTERS_FFMPEG_GLUE_H_ 82 #endif // MEDIA_FILTERS_FFMPEG_GLUE_H_
OLDNEW
« no previous file with comments | « media/filters/ffmpeg_demuxer.h ('k') | media/filters/ffmpeg_h264_to_annex_b_bitstream_converter.h » ('j') | no next file with comments »

Powered by Google App Engine
This is Rietveld 408576698