FFmpeg coverage


Directory: ../../../ffmpeg/
File: src/libavcodec/v408enc.c
Date: 2024-11-20 23:03:26
Exec Total Coverage
Lines: 0 26 0.0%
Functions: 0 2 0.0%
Branches: 0 6 0.0%

Line Branch Exec Source
1 /*
2 * v408 encoder
3 *
4 * Copyright (c) 2012 Carl Eugen Hoyos
5 *
6 * This file is part of FFmpeg.
7 *
8 * FFmpeg is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU Lesser General Public
10 * License as published by the Free Software Foundation; either
11 * version 2.1 of the License, or (at your option) any later version.
12 *
13 * FFmpeg is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * Lesser General Public License for more details.
17 *
18 * You should have received a copy of the GNU Lesser General Public
19 * License along with FFmpeg; if not, write to the Free Software
20 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
21 */
22
23 #include "avcodec.h"
24 #include "codec_internal.h"
25 #include "encode.h"
26 #include "internal.h"
27
28 static av_cold int v408_encode_init(AVCodecContext *avctx)
29 {
30 avctx->bits_per_coded_sample = 32;
31 avctx->bit_rate = ff_guess_coded_bitrate(avctx);
32
33 av_log(avctx, AV_LOG_WARNING, "This encoder is deprecated and will be removed.\n");
34
35 return 0;
36 }
37
38 static int v408_encode_frame(AVCodecContext *avctx, AVPacket *pkt,
39 const AVFrame *pic, int *got_packet)
40 {
41 uint8_t *dst;
42 const uint8_t *y, *u, *v, *a;
43 int i, j, ret;
44
45 ret = ff_get_encode_buffer(avctx, pkt, avctx->width * avctx->height * 4, 0);
46 if (ret < 0)
47 return ret;
48 dst = pkt->data;
49
50 y = pic->data[0];
51 u = pic->data[1];
52 v = pic->data[2];
53 a = pic->data[3];
54
55 for (i = 0; i < avctx->height; i++) {
56 for (j = 0; j < avctx->width; j++) {
57 *dst++ = u[j];
58 *dst++ = y[j];
59 *dst++ = v[j];
60 *dst++ = a[j];
61 }
62 y += pic->linesize[0];
63 u += pic->linesize[1];
64 v += pic->linesize[2];
65 a += pic->linesize[3];
66 }
67
68 *got_packet = 1;
69 return 0;
70 }
71
72 static const enum AVPixelFormat pix_fmt[] = { AV_PIX_FMT_YUVA444P, AV_PIX_FMT_NONE };
73
74 const FFCodec ff_v408_encoder = {
75 .p.name = "v408",
76 CODEC_LONG_NAME("Uncompressed packed QT 4:4:4:4"),
77 .p.type = AVMEDIA_TYPE_VIDEO,
78 .p.id = AV_CODEC_ID_V408,
79 .p.capabilities = AV_CODEC_CAP_DR1 | AV_CODEC_CAP_ENCODER_REORDERED_OPAQUE,
80 .init = v408_encode_init,
81 FF_CODEC_ENCODE_CB(v408_encode_frame),
82 .p.pix_fmts = pix_fmt,
83 };
84