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.
30 #include <movit/image_format.h>
38 #include <libavformat/avformat.h>
41 #include "ref_counted_gl_sync.h"
43 class DiskSpaceEstimator;
46 class QuickSyncEncoderImpl;
47 class RefCountedFrame;
54 // This is just a pimpl, because including anything X11-related in a .h file
55 // tends to trip up Qt. All the real logic is in QuickSyncEncoderImpl,
56 // defined in quicksync_encoder_impl.h.
57 class QuickSyncEncoder {
59 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);
62 void set_stream_mux(Mux *mux); // Does not take ownership. Must be called unless x264 is used for the stream.
63 void add_audio(int64_t pts, std::vector<float> audio);
64 bool begin_frame(int64_t pts, int64_t duration, movit::YCbCrLumaCoefficients ycbcr_coefficients, const std::vector<RefCountedFrame> &input_frames, GLuint *y_tex, GLuint *cbcr_tex);
65 RefCountedGLsync end_frame();
66 void shutdown(); // Blocking. Does not require an OpenGL context.
67 void release_gl_resources(); // Requires an OpenGL context. Must be run after shutdown.
68 int64_t global_delay() const; // So we never get negative dts.
71 std::unique_ptr<QuickSyncEncoderImpl> impl;