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authorDiego Biurrun <diego@biurrun.de>2009-08-03 23:07:08 +0000
committerDiego Biurrun <diego@biurrun.de>2009-08-03 23:07:08 +0000
commitb6767d6d9b826f5a578b764552c9eb5f5ff01527 (patch)
treef5c091c9f4f82aaf80b8a6e019ec41c541fc9c11 /libavcodec/rv20enc.c
parenteb98cdfa8da661837311e51f6038dd358cf1de65 (diff)
Split RV20 encoder into its own file.
Originally committed as revision 19578 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavcodec/rv20enc.c')
-rw-r--r--libavcodec/rv20enc.c69
1 files changed, 69 insertions, 0 deletions
diff --git a/libavcodec/rv20enc.c b/libavcodec/rv20enc.c
new file mode 100644
index 0000000000..3af504d836
--- /dev/null
+++ b/libavcodec/rv20enc.c
@@ -0,0 +1,69 @@
+/*
+ * RV20 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 libavcodec/rv20enc.c
+ * RV20 encoder
+ */
+
+#include "mpegvideo.h"
+#include "put_bits.h"
+
+void rv20_encode_picture_header(MpegEncContext *s, int picture_number){
+ put_bits(&s->pb, 2, s->pict_type); //I 0 vs. 1 ?
+ put_bits(&s->pb, 1, 0); /* unknown bit */
+ put_bits(&s->pb, 5, s->qscale);
+
+ put_sbits(&s->pb, 8, picture_number); //FIXME wrong, but correct is not known
+ s->mb_x= s->mb_y= 0;
+ ff_h263_encode_mba(s);
+
+ put_bits(&s->pb, 1, s->no_rounding);
+
+ assert(s->f_code == 1);
+ assert(s->unrestricted_mv == 1);
+ assert(s->alt_inter_vlc == 0);
+ assert(s->umvplus == 0);
+ assert(s->modified_quant==1);
+ assert(s->loop_filter==1);
+
+ s->h263_aic= s->pict_type == FF_I_TYPE;
+ if(s->h263_aic){
+ s->y_dc_scale_table=
+ s->c_dc_scale_table= ff_aic_dc_scale_table;
+ }else{
+ s->y_dc_scale_table=
+ s->c_dc_scale_table= ff_mpeg1_dc_scale_table;
+ }
+}
+
+AVCodec rv20_encoder = {
+ "rv20",
+ CODEC_TYPE_VIDEO,
+ CODEC_ID_RV20,
+ sizeof(MpegEncContext),
+ MPV_encode_init,
+ MPV_encode_picture,
+ MPV_encode_end,
+ .pix_fmts= (enum PixelFormat[]){PIX_FMT_YUV420P, PIX_FMT_NONE},
+ .long_name= NULL_IF_CONFIG_SMALL("RealVideo 2.0"),
+};