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Diffstat (limited to 'ffmpeg1/libavcodec/rv10enc.c')
-rw-r--r--ffmpeg1/libavcodec/rv10enc.c72
1 files changed, 72 insertions, 0 deletions
diff --git a/ffmpeg1/libavcodec/rv10enc.c b/ffmpeg1/libavcodec/rv10enc.c
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index 0000000..c4c5c53
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+++ b/ffmpeg1/libavcodec/rv10enc.c
@@ -0,0 +1,72 @@
+/*
+ * RV10 encoder
+ * Copyright (c) 2000,2001 Fabrice Bellard
+ * Copyright (c) 2002-2004 Michael Niedermayer
+ *
+ * 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
+ */
+
+/**
+ * @file
+ * RV10 encoder
+ */
+
+#include "mpegvideo.h"
+#include "put_bits.h"
+
+void ff_rv10_encode_picture_header(MpegEncContext *s, int picture_number)
+{
+ int full_frame= 0;
+
+ avpriv_align_put_bits(&s->pb);
+
+ put_bits(&s->pb, 1, 1); /* marker */
+
+ put_bits(&s->pb, 1, (s->pict_type == AV_PICTURE_TYPE_P));
+
+ put_bits(&s->pb, 1, 0); /* not PB frame */
+
+ put_bits(&s->pb, 5, s->qscale);
+
+ if (s->pict_type == AV_PICTURE_TYPE_I) {
+ /* specific MPEG like DC coding not used */
+ }
+ /* if multiple packets per frame are sent, the position at which
+ to display the macroblocks is coded here */
+ if(!full_frame){
+ put_bits(&s->pb, 6, 0); /* mb_x */
+ put_bits(&s->pb, 6, 0); /* mb_y */
+ put_bits(&s->pb, 12, s->mb_width * s->mb_height);
+ }
+
+ put_bits(&s->pb, 3, 0); /* ignored */
+}
+
+FF_MPV_GENERIC_CLASS(rv10)
+
+AVCodec ff_rv10_encoder = {
+ .name = "rv10",
+ .type = AVMEDIA_TYPE_VIDEO,
+ .id = AV_CODEC_ID_RV10,
+ .priv_data_size = sizeof(MpegEncContext),
+ .init = ff_MPV_encode_init,
+ .encode2 = ff_MPV_encode_picture,
+ .close = ff_MPV_encode_end,
+ .pix_fmts = (const enum AVPixelFormat[]){ AV_PIX_FMT_YUV420P, AV_PIX_FMT_NONE },
+ .long_name = NULL_IF_CONFIG_SMALL("RealVideo 1.0"),
+ .priv_class = &rv10_class,
+};