FFmpeg coverage


Directory: ../../../ffmpeg/
File: src/libavcodec/v408enc.c
Date: 2024-04-19 17:50:32
Exec Total Coverage
Lines: 24 25 96.0%
Functions: 2 2 100.0%
Branches: 5 6 83.3%

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 "config_components.h"
24
25 #include "libavutil/intreadwrite.h"
26 #include "avcodec.h"
27 #include "codec_internal.h"
28 #include "encode.h"
29 #include "internal.h"
30
31 4 static av_cold int v408_encode_init(AVCodecContext *avctx)
32 {
33 4 avctx->bits_per_coded_sample = 32;
34 4 avctx->bit_rate = ff_guess_coded_bitrate(avctx);
35
36 4 return 0;
37 }
38
39 200 static int v408_encode_frame(AVCodecContext *avctx, AVPacket *pkt,
40 const AVFrame *pic, int *got_packet)
41 {
42 uint8_t *dst;
43 const uint8_t *y, *u, *v, *a;
44 int i, j, ret;
45
46 200 ret = ff_get_encode_buffer(avctx, pkt, avctx->width * avctx->height * 4, 0);
47
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200 if (ret < 0)
48 return ret;
49 200 dst = pkt->data;
50
51 200 y = pic->data[0];
52 200 u = pic->data[1];
53 200 v = pic->data[2];
54 200 a = pic->data[3];
55
56
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45100 for (i = 0; i < avctx->height; i++) {
57
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15309100 for (j = 0; j < avctx->width; j++) {
58 15264200 *dst++ = u[j];
59 15264200 *dst++ = y[j];
60 15264200 *dst++ = v[j];
61 15264200 *dst++ = a[j];
62 }
63 44900 y += pic->linesize[0];
64 44900 u += pic->linesize[1];
65 44900 v += pic->linesize[2];
66 44900 a += pic->linesize[3];
67 }
68
69 200 *got_packet = 1;
70 200 return 0;
71 }
72
73 static const enum AVPixelFormat pix_fmt[] = { AV_PIX_FMT_YUVA444P, AV_PIX_FMT_NONE };
74
75 #if CONFIG_V408_ENCODER
76 const FFCodec ff_v408_encoder = {
77 .p.name = "v408",
78 CODEC_LONG_NAME("Uncompressed packed QT 4:4:4:4"),
79 .p.type = AVMEDIA_TYPE_VIDEO,
80 .p.id = AV_CODEC_ID_V408,
81 .p.capabilities = AV_CODEC_CAP_DR1 | AV_CODEC_CAP_ENCODER_REORDERED_OPAQUE,
82 .init = v408_encode_init,
83 FF_CODEC_ENCODE_CB(v408_encode_frame),
84 .p.pix_fmts = pix_fmt,
85 };
86 #endif
87