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authorTim Redfern <tim@eclectronics.org>2013-09-05 17:55:35 +0100
committerTim Redfern <tim@eclectronics.org>2013-09-05 17:55:35 +0100
commit741fb4b9e135cfb161a749db88713229038577bb (patch)
tree08bc9925659cbcac45162bacf31dc6336d4f60b4 /ffmpeg1/libavcodec/pamenc.c
parenta2e1bf3495b7bfefdaedb8fc737e969ab06df079 (diff)
making act segmenter
Diffstat (limited to 'ffmpeg1/libavcodec/pamenc.c')
-rw-r--r--ffmpeg1/libavcodec/pamenc.c143
1 files changed, 0 insertions, 143 deletions
diff --git a/ffmpeg1/libavcodec/pamenc.c b/ffmpeg1/libavcodec/pamenc.c
deleted file mode 100644
index 3e47278..0000000
--- a/ffmpeg1/libavcodec/pamenc.c
+++ /dev/null
@@ -1,143 +0,0 @@
-/*
- * PAM image format
- * Copyright (c) 2002, 2003 Fabrice Bellard
- *
- * 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 "avcodec.h"
-#include "internal.h"
-#include "pnm.h"
-
-
-static int pam_encode_frame(AVCodecContext *avctx, AVPacket *pkt,
- const AVFrame *pict, int *got_packet)
-{
- PNMContext *s = avctx->priv_data;
- AVFrame * const p = &s->picture;
- int i, h, w, n, linesize, depth, maxval, ret;
- const char *tuple_type;
- uint8_t *ptr;
-
- h = avctx->height;
- w = avctx->width;
- switch (avctx->pix_fmt) {
- case AV_PIX_FMT_MONOBLACK:
- n = w;
- depth = 1;
- maxval = 1;
- tuple_type = "BLACKANDWHITE";
- break;
- case AV_PIX_FMT_GRAY8:
- n = w;
- depth = 1;
- maxval = 255;
- tuple_type = "GRAYSCALE";
- break;
- case AV_PIX_FMT_GRAY16BE:
- n = w * 2;
- depth = 1;
- maxval = 0xFFFF;
- tuple_type = "GRAYSCALE";
- break;
- case AV_PIX_FMT_GRAY8A:
- n = w * 2;
- depth = 2;
- maxval = 255;
- tuple_type = "GRAYSCALE_ALPHA";
- break;
- case AV_PIX_FMT_RGB24:
- n = w * 3;
- depth = 3;
- maxval = 255;
- tuple_type = "RGB";
- break;
- case AV_PIX_FMT_RGBA:
- n = w * 4;
- depth = 4;
- maxval = 255;
- tuple_type = "RGB_ALPHA";
- break;
- case AV_PIX_FMT_RGB48BE:
- n = w * 6;
- depth = 3;
- maxval = 0xFFFF;
- tuple_type = "RGB";
- break;
- case AV_PIX_FMT_RGBA64BE:
- n = w * 8;
- depth = 4;
- maxval = 0xFFFF;
- tuple_type = "RGB_ALPHA";
- break;
- default:
- return -1;
- }
-
- if ((ret = ff_alloc_packet2(avctx, pkt, n*h + 200)) < 0)
- return ret;
-
- *p = *pict;
- p->pict_type = AV_PICTURE_TYPE_I;
- p->key_frame = 1;
-
- s->bytestream_start =
- s->bytestream = pkt->data;
- s->bytestream_end = pkt->data + pkt->size;
-
- snprintf(s->bytestream, s->bytestream_end - s->bytestream,
- "P7\nWIDTH %d\nHEIGHT %d\nDEPTH %d\nMAXVAL %d\nTUPLTYPE %s\nENDHDR\n",
- w, h, depth, maxval, tuple_type);
- s->bytestream += strlen(s->bytestream);
-
- ptr = p->data[0];
- linesize = p->linesize[0];
-
- if (avctx->pix_fmt == AV_PIX_FMT_MONOBLACK){
- int j;
- for (i = 0; i < h; i++) {
- for (j = 0; j < w; j++)
- *s->bytestream++ = ptr[j >> 3] >> (7 - j & 7) & 1;
- ptr += linesize;
- }
- } else {
- for (i = 0; i < h; i++) {
- memcpy(s->bytestream, ptr, n);
- s->bytestream += n;
- ptr += linesize;
- }
- }
-
- pkt->size = s->bytestream - s->bytestream_start;
- pkt->flags |= AV_PKT_FLAG_KEY;
- *got_packet = 1;
- return 0;
-}
-
-
-AVCodec ff_pam_encoder = {
- .name = "pam",
- .type = AVMEDIA_TYPE_VIDEO,
- .id = AV_CODEC_ID_PAM,
- .priv_data_size = sizeof(PNMContext),
- .init = ff_pnm_init,
- .encode2 = pam_encode_frame,
- .pix_fmts = (const enum AVPixelFormat[]){
- AV_PIX_FMT_RGB24, AV_PIX_FMT_RGBA, AV_PIX_FMT_RGB48BE, AV_PIX_FMT_RGBA64BE, AV_PIX_FMT_GRAY8, AV_PIX_FMT_GRAY8A, AV_PIX_FMT_GRAY16BE, AV_PIX_FMT_MONOBLACK, AV_PIX_FMT_NONE
- },
- .long_name = NULL_IF_CONFIG_SMALL("PAM (Portable AnyMap) image"),
-};