1 /*
2 * v308 decoder
3 * Copyright (c) 2011 Carl Eugen Hoyos
4 *
5 * This file is part of FFmpeg.
6 *
7 * FFmpeg is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
11 *
12 * FFmpeg is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
16 *
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with FFmpeg; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20 */
21
24
26 {
28
31
32 return 0;
33 }
34
37 {
41 int i, j, ret;
42
46 }
47
49 return ret;
50
53
57
58 for (i = 0; i < avctx->
height; i++) {
59 for (j = 0; j < avctx->
width; j++) {
60 v[j] = *src++;
61 y[j] = *src++;
62 u[j] = *src++;
63 }
64
68 }
69
70 *got_frame = 1;
71
73 }
74
83 };
static av_cold int v308_decode_init(AVCodecContext *avctx)
This structure describes decoded (raw) audio or video data.
ptrdiff_t const GLvoid * data
planar YUV 4:4:4, 24bpp, (1 Cr & Cb sample per 1x1 Y samples)
#define AV_LOG_WARNING
Something somehow does not look correct.
enum AVPixelFormat pix_fmt
Pixel format, see AV_PIX_FMT_xxx.
#define AV_LOG_ERROR
Something went wrong and cannot losslessly be recovered.
#define NULL_IF_CONFIG_SMALL(x)
Return NULL if CONFIG_SMALL is true, otherwise the argument without modification. ...
const char * name
Name of the codec implementation.
enum AVPictureType pict_type
Picture type of the frame.
int width
picture width / height.
Libavcodec external API header.
int linesize[AV_NUM_DATA_POINTERS]
For video, size in bytes of each picture line.
main external API structure.
int ff_get_buffer(AVCodecContext *avctx, AVFrame *frame, int flags)
Get a buffer for a frame.
uint8_t * data[AV_NUM_DATA_POINTERS]
pointer to the picture/channel planes.
common internal api header.
int key_frame
1 -> keyframe, 0-> not
static int v308_decode_frame(AVCodecContext *avctx, void *data, int *got_frame, AVPacket *avpkt)
This structure stores compressed data.
#define AV_CODEC_CAP_DR1
Codec uses get_buffer() for allocating buffers and supports custom allocators.