1 /*-------------------------------------------------------------------------- 2 Copyright (c) 2010-2011, 2013, The Linux Foundation. All rights reserved. 3 4 Redistribution and use in source and binary forms, with or without 5 modification, are permitted provided that the following conditions are met: 6 * Redistributions of source code must retain the above copyright 7 notice, this list of conditions and the following disclaimer. 8 * Redistributions in binary form must reproduce the above copyright 9 notice, this list of conditions and the following disclaimer in the 10 documentation and/or other materials provided with the distribution. 11 * Neither the name of The Linux Foundation nor 12 the names of its contributors may be used to endorse or promote 13 products derived from this software without specific prior written 14 permission. 15 16 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 17 AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 19 NON-INFRINGEMENT ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR 20 CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 21 EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 22 PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 23 OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 24 WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 25 OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 26 ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 --------------------------------------------------------------------------*/ 28 #include <stdio.h> 29 #include <stdlib.h> 30 #include "queue.h" 31 #include<fcntl.h> 32 #include<sys/ioctl.h> 33 #include <sys/mman.h> 34 #include <linux/msm_vidc_enc.h> 35 #include<pthread.h> 36 #include <semaphore.h> 37 #include <stdio.h> 38 39 #define INPUT_BUFFER 0 40 #define OUTPUT_BUFFER 1 41 42 struct video_encoder_context { 43 unsigned long input_width; 44 unsigned long input_height; 45 unsigned long codectype; 46 unsigned long fps_num; 47 unsigned long fps_den; 48 unsigned long targetbitrate; 49 unsigned long inputformat; 50 51 struct venc_allocatorproperty input_buffer; 52 struct venc_allocatorproperty output_buffer; 53 struct venc_bufferpayload **ptr_inputbuffer; 54 struct venc_bufferpayload **ptr_outputbuffer; 55 struct video_queue_context queue_context; 56 int video_driver_fd; 57 58 FILE * inputBufferFile; 59 FILE * outputBufferFile; 60 61 pthread_t videothread_id; 62 pthread_t asyncthread_id; 63 sem_t sem_synchronize; 64 }; 65 66 int init_encoder ( struct video_encoder_context *init_decode ); 67 int allocate_buffer ( unsigned int buffer_dir, 68 struct video_encoder_context *decode_context 69 ); 70 int free_buffer ( unsigned int buffer_dir, 71 struct video_encoder_context *decode_context 72 ); 73 int start_encoding (struct video_encoder_context *decode_context); 74 int stop_encoding (struct video_encoder_context *decode_context); 75 int deinit_encoder (struct video_encoder_context *init_decode); 76