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72 lines
2.8 KiB
C
72 lines
2.8 KiB
C
/*****************************************************************************
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# #
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# uStreamer - Lightweight and fast MJPG-HTTP streamer. #
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# #
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# Copyright (C) 2018-2021 Maxim Devaev <mdevaev@gmail.com> #
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# #
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# This program is free software: you can redistribute it and/or modify #
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# it under the terms of the GNU General Public License as published by #
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# the Free Software Foundation, either version 3 of the License, or #
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# (at your option) any later version. #
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# #
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# This program is distributed in the hope that it will be useful, #
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# but WITHOUT ANY WARRANTY; without even the implied warranty of #
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the #
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# GNU General Public License for more details. #
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# #
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# You should have received a copy of the GNU General Public License #
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# along with this program. If not, see <https://www.gnu.org/licenses/>. #
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# #
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*****************************************************************************/
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#pragma once
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#include <stdlib.h>
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#include <stdbool.h>
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#include <assert.h>
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#include <linux/videodev2.h>
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#include <interface/mmal/mmal.h>
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#include <interface/mmal/mmal_format.h>
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#include <interface/mmal/util/mmal_default_components.h>
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#include <interface/mmal/util/mmal_component_wrapper.h>
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#include <interface/mmal/util/mmal_util_params.h>
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#include <interface/vcsm/user-vcsm.h>
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#include "../../libs/tools.h"
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#include "../../libs/logging.h"
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#include "../../libs/frame.h"
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#include "../encoders/omx/vcos.h"
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typedef struct {
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unsigned bitrate; // Kbit-per-sec
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unsigned gop; // Interval between keyframes
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unsigned fps;
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MMAL_WRAPPER_T *wrapper;
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MMAL_PORT_T *input_port;
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MMAL_PORT_T *output_port;
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VCOS_SEMAPHORE_T handler_sem;
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bool i_handler_sem;
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int last_online;
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unsigned width;
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unsigned height;
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unsigned format;
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unsigned stride;
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bool zero_copy;
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bool ready;
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} h264_encoder_s;
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h264_encoder_s *h264_encoder_init(unsigned bitrate, unsigned gop, unsigned fps);
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void h264_encoder_destroy(h264_encoder_s *enc);
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bool h264_encoder_is_prepared_for(h264_encoder_s *enc, const frame_s *frame, bool zero_copy);
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int h264_encoder_prepare(h264_encoder_s *enc, const frame_s *frame, bool zero_copy);
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int h264_encoder_compress(h264_encoder_s *enc, const frame_s *src, int src_vcsm_handle, frame_s *dest, bool force_key);
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