mirror of
https://github.com/nyanmisaka/ffmpeg-rockchip.git
synced 2025-10-31 12:36:41 +08:00
70a90fb73e
This is by definition the appropriate place for it. Remove all the now unnecessary libavcodec/internal.h inclusions; also remove other unnecessary headers from the affected files. Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
69 lines
2.3 KiB
C
69 lines
2.3 KiB
C
/*
|
|
* RAW AVS3-P2/IEEE1857.10 video demuxer
|
|
* Copyright (c) 2020 Zhenyu Wang <wangzhenyu@pkusz.edu.cn>
|
|
* Bingjie Han <hanbj@pkusz.edu.cn>
|
|
* Huiwen Ren <hwrenx@gmail.com>
|
|
*
|
|
* This file is part of FFmpeg.
|
|
*
|
|
* FFmpeg is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Lesser General Public
|
|
* License as published by the Free Software Foundation; either
|
|
* version 2.1 of the License, or (at your option) any later version.
|
|
*
|
|
* FFmpeg is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
* Lesser General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public
|
|
* License along with FFmpeg; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
|
|
*/
|
|
|
|
#include "libavcodec/avs3.h"
|
|
#include "libavcodec/startcode.h"
|
|
#include "avformat.h"
|
|
#include "rawdec.h"
|
|
|
|
static int avs3video_probe(const AVProbeData *p)
|
|
{
|
|
const uint8_t *ptr = p->buf, *end = p->buf + p->buf_size;
|
|
uint32_t code = -1;
|
|
uint8_t state = 0;
|
|
int pic = 0, seq = 0, slice_pos = 0;
|
|
int ret = 0;
|
|
|
|
while (ptr < end) {
|
|
ptr = avpriv_find_start_code(ptr, end, &code);
|
|
state = code & 0xFF;
|
|
if ((code & 0xFFFFFF00) == 0x100) {
|
|
if (state < AVS3_SEQ_START_CODE) {
|
|
if (code < slice_pos)
|
|
return 0;
|
|
slice_pos = code;
|
|
} else {
|
|
slice_pos = 0;
|
|
}
|
|
if (state == AVS3_SEQ_START_CODE) {
|
|
seq++;
|
|
if (*ptr != AVS3_PROFILE_BASELINE_MAIN && *ptr != AVS3_PROFILE_BASELINE_MAIN10)
|
|
return 0;
|
|
} else if (AVS3_ISPIC(state)) {
|
|
pic++;
|
|
} else if ((state == AVS3_UNDEF_START_CODE) ||
|
|
(state > AVS3_VIDEO_EDIT_CODE)) {
|
|
return 0;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (seq && pic && av_match_ext(p->filename, "avs3")) {
|
|
ret = AVPROBE_SCORE_MAX;
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
FF_DEF_RAWVIDEO_DEMUXER(avs3, "raw AVS3-P2/IEEE1857.10", avs3video_probe, "avs3", AV_CODEC_ID_AVS3)
|