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Diffstat (limited to 'ffmpeg1/libavcodec/yuv4enc.c')
-rw-r--r--ffmpeg1/libavcodec/yuv4enc.c91
1 files changed, 0 insertions, 91 deletions
diff --git a/ffmpeg1/libavcodec/yuv4enc.c b/ffmpeg1/libavcodec/yuv4enc.c
deleted file mode 100644
index 6e2f9bc..0000000
--- a/ffmpeg1/libavcodec/yuv4enc.c
+++ /dev/null
@@ -1,91 +0,0 @@
-/*
- * libquicktime yuv4 encoder
- *
- * Copyright (c) 2011 Carl Eugen Hoyos
- *
- * 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"
-
-static av_cold int yuv4_encode_init(AVCodecContext *avctx)
-{
- avctx->coded_frame = avcodec_alloc_frame();
-
- if (!avctx->coded_frame) {
- av_log(avctx, AV_LOG_ERROR, "Could not allocate frame.\n");
- return AVERROR(ENOMEM);
- }
-
- return 0;
-}
-
-static int yuv4_encode_frame(AVCodecContext *avctx, AVPacket *pkt,
- const AVFrame *pic, int *got_packet)
-{
- uint8_t *dst;
- uint8_t *y, *u, *v;
- int i, j, ret;
-
- if ((ret = ff_alloc_packet2(avctx, pkt, 6 * (avctx->width + 1 >> 1) * (avctx->height + 1 >> 1))) < 0)
- return ret;
- dst = pkt->data;
-
- avctx->coded_frame->key_frame = 1;
- avctx->coded_frame->pict_type = AV_PICTURE_TYPE_I;
-
- y = pic->data[0];
- u = pic->data[1];
- v = pic->data[2];
-
- for (i = 0; i < avctx->height + 1 >> 1; i++) {
- for (j = 0; j < avctx->width + 1 >> 1; j++) {
- *dst++ = u[j] ^ 0x80;
- *dst++ = v[j] ^ 0x80;
- *dst++ = y[ 2 * j ];
- *dst++ = y[ 2 * j + 1];
- *dst++ = y[pic->linesize[0] + 2 * j ];
- *dst++ = y[pic->linesize[0] + 2 * j + 1];
- }
- y += 2 * pic->linesize[0];
- u += pic->linesize[1];
- v += pic->linesize[2];
- }
-
- pkt->flags |= AV_PKT_FLAG_KEY;
- *got_packet = 1;
- return 0;
-}
-
-static av_cold int yuv4_encode_close(AVCodecContext *avctx)
-{
- av_freep(&avctx->coded_frame);
-
- return 0;
-}
-
-AVCodec ff_yuv4_encoder = {
- .name = "yuv4",
- .type = AVMEDIA_TYPE_VIDEO,
- .id = AV_CODEC_ID_YUV4,
- .init = yuv4_encode_init,
- .encode2 = yuv4_encode_frame,
- .close = yuv4_encode_close,
- .pix_fmts = (const enum AVPixelFormat[]){ AV_PIX_FMT_YUV420P, AV_PIX_FMT_NONE },
- .long_name = NULL_IF_CONFIG_SMALL("Uncompressed packed 4:2:0"),
-};