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2026-08-24 10:03:24 +08:00

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C

/*
* Copyright (C) 2014-2019 Amlogic, Inc. All rights reserved.
*
* All information contained herein is Amlogic confidential.
*
* This software is provided to you pursuant to Software License Agreement
* (SLA) with Amlogic Inc ("Amlogic"). This software may be used
* only in accordance with the terms of this agreement.
*
* Redistribution and use in source and binary forms, with or without
* modification is strictly prohibited without prior written permission from
* Amlogic.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _VIDEO_TRANSCODING_H_
#define _VIDEO_TRANSCODING_H_
#include <stdio.h>
#include <stdlib.h>
#include <gst/gst.h>
#include <pthread.h>
typedef enum {
AV1, //0
AVS2,
AVS3,
AVS,
H264, //video/x-h264
H265, //video/x-h265
JPEG, //image/jpeg
MPEG4, //video/mpeg
VC1,
VP9,
INVALID_CODEC
}CodecType;
//use gstreamer enum
typedef void* HANDLE;
typedef int (*video_transcoding_callback)(void *buffer, gint size);
typedef struct _CustomData {
GstElement *pipeline, *app_source, *v4l2_dec, *app_sink;
GstElement *video_convert, *video_sink, *video_enc, *video_rate;
guint sourceid; /* To control the GSource */
gboolean playing; /* media player playing flag */
gboolean init; /* media player init flag */
HANDLE handle;
pthread_t tid;
GMainLoop *main_loop; /* GLib's Main Loop */
video_transcoding_callback cus_pull_data_callback;
} CustomData;
// typedef struct _transcoding_pip {
// HANDLE handle;
// pthread_t tid;
// }transcoding_pip;
typedef struct _video_size
{
gint width;
gint height;
//gint size;
}video_size;
typedef struct _video_transcoding_param
{
video_size src_size;
CodecType src_codec;
int src_framerate;
video_size dst_size;
CodecType dst_codec;
int dst_framerate;
int bitrate_kb;
int gop_size;
}video_transcoding_param;
//typedef GstFlowReturn (*video_transcoding_callback)(GstElement *sink, CustomData *data);
HANDLE video_transcoding_init(video_transcoding_param *param, int argc, char **argv);
void video_transcoding_deinit(HANDLE *handle);
//int video_transcoding_writeData(HANDLE handle, void *pData);
// void *video_transcoding_workloop(HANDLE *handle);
int video_transcoding_start(HANDLE *handle);
int video_transcoding_stop(HANDLE *handle);
int video_transcoding_writeData(HANDLE handle, void* buffer, gint buff_size);
int video_transcoding_setSinkCallback(HANDLE *handle, video_transcoding_callback cb);
#endif