1 // Hardware H.264 encoding via VAAPI. Heavily modified based on example
2 // code by Intel. Intel's original copyright and license is reproduced below:
4 // Copyright (c) 2007-2013 Intel Corporation. All Rights Reserved.
6 // Permission is hereby granted, free of charge, to any person obtaining a
7 // copy of this software and associated documentation files (the
8 // "Software"), to deal in the Software without restriction, including
9 // without limitation the rights to use, copy, modify, merge, publish,
10 // distribute, sub license, and/or sell copies of the Software, and to
11 // permit persons to whom the Software is furnished to do so, subject to
12 // the following conditions:
14 // The above copyright notice and this permission notice (including the
15 // next paragraph) shall be included in all copies or substantial portions
18 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
19 // OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
20 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
21 // IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR
22 // ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
23 // TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
24 // SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
39 #include <libavformat/avformat.h>
42 #include "ref_counted_frame.h"
43 #include "ref_counted_gl_sync.h"
46 class DiskSpaceEstimator;
49 class QuickSyncEncoderImpl;
50 class RefCountedFrame;
57 // This is just a pimpl, because including anything X11-related in a .h file
58 // tends to trip up Qt. All the real logic is in QuickSyncEncoderImpl, defined in the
60 class QuickSyncEncoder {
62 QuickSyncEncoder(const std::string &filename, movit::ResourcePool *resource_pool, QSurface *surface, const std::string &va_display, int width, int height, AVOutputFormat *oformat, X264Encoder *x264_encoder, DiskSpaceEstimator *disk_space_estimator);
65 void set_stream_mux(Mux *mux); // Does not take ownership. Must be called unless x264 is used for the stream.
66 void add_audio(int64_t pts, std::vector<float> audio);
67 bool begin_frame(GLuint *y_tex, GLuint *cbcr_tex);
68 RefCountedGLsync end_frame(int64_t pts, int64_t duration, const std::vector<RefCountedFrame> &input_frames);
69 void shutdown(); // Blocking. Does not require an OpenGL context.
70 void release_gl_resources(); // Requires an OpenGL context. Must be run after shutdown.
71 int64_t global_delay() const; // So we never get negative dts.
74 std::unique_ptr<QuickSyncEncoderImpl> impl;