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// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// This file contains declarations for deleters for use with |scoped_ptr|. To
// avoid requiring additional #includes, the (inline) definitions are in
// ffmpeg_common.h. (Forward declarations of deleters aren't sufficient for
// |scoped_ptr|.)
#ifndef MEDIA_FFMPEG_FFMPEG_DELETERS_H_
#define MEDIA_FFMPEG_FFMPEG_DELETERS_H_
namespace media {
// Wraps FFmpeg's av_free() in a class that can be passed as a template argument
// to scoped_ptr_malloc.
struct ScopedPtrAVFree {
void operator()(void* x) const;
};
// This assumes that the AVPacket being captured was allocated outside of
// FFmpeg via the new operator. Do not use this with AVPacket instances that
// are allocated via malloc() or av_malloc().
struct ScopedPtrAVFreePacket {
void operator()(void* x) const;
};
// Frees an AVCodecContext object in a class that can be passed as a Deleter
// argument to scoped_ptr_malloc.
struct ScopedPtrAVFreeContext {
void operator()(void* x) const;
};
// Frees an AVFrame object in a class that can be passed as a Deleter argument
// to scoped_ptr_malloc.
struct ScopedPtrAVFreeFrame {
void operator()(void* x) const;
};
} // namespace media
#endif // MEDIA_FFMPEG_FFMPEG_DELETERS_H_
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