Replace all CODEC_ID_* with AV_CODEC_ID_*
[libav.git] / libavcodec / pnmenc.c
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1/*
2 * PNM image format
406792e7 3 * Copyright (c) 2002, 2003 Fabrice Bellard
9ac2e797 4 *
2912e87a 5 * This file is part of Libav.
9ac2e797 6 *
2912e87a 7 * Libav is free software; you can redistribute it and/or
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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 *
2912e87a 12 * Libav is distributed in the hope that it will be useful,
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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
2912e87a 18 * License along with Libav; if not, write to the Free Software
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19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20 */
d3067047 21
9ac2e797 22#include "avcodec.h"
2c124cb6 23#include "bytestream.h"
1ea57550 24#include "internal.h"
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25#include "pnm.h"
26
27
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28static int pnm_encode_frame(AVCodecContext *avctx, AVPacket *pkt,
29 const AVFrame *pict, int *got_packet)
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30{
31 PNMContext *s = avctx->priv_data;
562b6c74 32 AVFrame * const p = &s->picture;
1ea57550 33 int i, h, h1, c, n, linesize, ret;
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34 uint8_t *ptr, *ptr1, *ptr2;
35
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36 if ((ret = ff_alloc_packet(pkt, avpicture_get_size(avctx->pix_fmt,
37 avctx->width,
38 avctx->height) + 200)) < 0) {
9ac2e797 39 av_log(avctx, AV_LOG_ERROR, "encoded frame too large\n");
1ea57550 40 return ret;
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41 }
42
d3067047 43 *p = *pict;
975a1447 44 p->pict_type = AV_PICTURE_TYPE_I;
d3067047 45 p->key_frame = 1;
9ac2e797 46
d3067047 47 s->bytestream_start =
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48 s->bytestream = pkt->data;
49 s->bytestream_end = pkt->data + pkt->size;
9ac2e797 50
d3067047 51 h = avctx->height;
9ac2e797 52 h1 = h;
d3067047 53 switch (avctx->pix_fmt) {
9ac2e797 54 case PIX_FMT_MONOWHITE:
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55 c = '4';
56 n = (avctx->width + 7) >> 3;
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57 break;
58 case PIX_FMT_GRAY8:
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59 c = '5';
60 n = avctx->width;
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61 break;
62 case PIX_FMT_GRAY16BE:
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63 c = '5';
64 n = avctx->width * 2;
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65 break;
66 case PIX_FMT_RGB24:
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67 c = '6';
68 n = avctx->width * 3;
9ac2e797 69 break;
00182190 70 case PIX_FMT_RGB48BE:
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71 c = '6';
72 n = avctx->width * 6;
00182190 73 break;
9ac2e797 74 case PIX_FMT_YUV420P:
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75 c = '5';
76 n = avctx->width;
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77 h1 = (h * 3) / 2;
78 break;
79 default:
80 return -1;
81 }
82 snprintf(s->bytestream, s->bytestream_end - s->bytestream,
d3067047 83 "P%c\n%d %d\n", c, avctx->width, h1);
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84 s->bytestream += strlen(s->bytestream);
85 if (avctx->pix_fmt != PIX_FMT_MONOWHITE) {
86 snprintf(s->bytestream, s->bytestream_end - s->bytestream,
00182190 87 "%d\n", (avctx->pix_fmt != PIX_FMT_GRAY16BE && avctx->pix_fmt != PIX_FMT_RGB48BE) ? 255 : 65535);
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88 s->bytestream += strlen(s->bytestream);
89 }
90
d3067047 91 ptr = p->data[0];
9ac2e797 92 linesize = p->linesize[0];
d3067047 93 for (i = 0; i < h; i++) {
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94 memcpy(s->bytestream, ptr, n);
95 s->bytestream += n;
d3067047 96 ptr += linesize;
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97 }
98
99 if (avctx->pix_fmt == PIX_FMT_YUV420P) {
100 h >>= 1;
101 n >>= 1;
102 ptr1 = p->data[1];
103 ptr2 = p->data[2];
d3067047 104 for (i = 0; i < h; i++) {
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105 memcpy(s->bytestream, ptr1, n);
106 s->bytestream += n;
107 memcpy(s->bytestream, ptr2, n);
108 s->bytestream += n;
109 ptr1 += p->linesize[1];
110 ptr2 += p->linesize[2];
111 }
112 }
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113 pkt->size = s->bytestream - s->bytestream_start;
114 pkt->flags |= AV_PKT_FLAG_KEY;
115 *got_packet = 1;
116
117 return 0;
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118}
119
9ac2e797 120
b250f9c6 121#if CONFIG_PGM_ENCODER
d36beb3f 122AVCodec ff_pgm_encoder = {
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123 .name = "pgm",
124 .type = AVMEDIA_TYPE_VIDEO,
36ef5369 125 .id = AV_CODEC_ID_PGM,
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126 .priv_data_size = sizeof(PNMContext),
127 .init = ff_pnm_init,
1ea57550 128 .encode2 = pnm_encode_frame,
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129 .pix_fmts = (const enum PixelFormat[]){
130 PIX_FMT_GRAY8, PIX_FMT_GRAY16BE, PIX_FMT_NONE
131 },
132 .long_name = NULL_IF_CONFIG_SMALL("PGM (Portable GrayMap) image"),
9ac2e797 133};
d3067047 134#endif
9ac2e797 135
b250f9c6 136#if CONFIG_PGMYUV_ENCODER
d36beb3f 137AVCodec ff_pgmyuv_encoder = {
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138 .name = "pgmyuv",
139 .type = AVMEDIA_TYPE_VIDEO,
36ef5369 140 .id = AV_CODEC_ID_PGMYUV,
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141 .priv_data_size = sizeof(PNMContext),
142 .init = ff_pnm_init,
1ea57550 143 .encode2 = pnm_encode_frame,
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144 .pix_fmts = (const enum PixelFormat[]){ PIX_FMT_YUV420P, PIX_FMT_NONE },
145 .long_name = NULL_IF_CONFIG_SMALL("PGMYUV (Portable GrayMap YUV) image"),
9ac2e797 146};
d3067047 147#endif
9ac2e797 148
b250f9c6 149#if CONFIG_PPM_ENCODER
d36beb3f 150AVCodec ff_ppm_encoder = {
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151 .name = "ppm",
152 .type = AVMEDIA_TYPE_VIDEO,
36ef5369 153 .id = AV_CODEC_ID_PPM,
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154 .priv_data_size = sizeof(PNMContext),
155 .init = ff_pnm_init,
1ea57550 156 .encode2 = pnm_encode_frame,
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157 .pix_fmts = (const enum PixelFormat[]){
158 PIX_FMT_RGB24, PIX_FMT_RGB48BE, PIX_FMT_NONE
159 },
160 .long_name = NULL_IF_CONFIG_SMALL("PPM (Portable PixelMap) image"),
9ac2e797 161};
d3067047 162#endif
9ac2e797 163
b250f9c6 164#if CONFIG_PBM_ENCODER
d36beb3f 165AVCodec ff_pbm_encoder = {
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166 .name = "pbm",
167 .type = AVMEDIA_TYPE_VIDEO,
36ef5369 168 .id = AV_CODEC_ID_PBM,
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169 .priv_data_size = sizeof(PNMContext),
170 .init = ff_pnm_init,
1ea57550 171 .encode2 = pnm_encode_frame,
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172 .pix_fmts = (const enum PixelFormat[]){ PIX_FMT_MONOWHITE,
173 PIX_FMT_NONE },
174 .long_name = NULL_IF_CONFIG_SMALL("PBM (Portable BitMap) image"),
9ac2e797 175};
d3067047 176#endif