*
* 4MV & hq & B-frame encoding stuff by Michael Niedermayer <michaelni@gmx.at>
*
- * This file is part of Libav.
+ * This file is part of FFmpeg.
*
- * Libav is free software; you can redistribute it and/or
+ * 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.
*
- * Libav is distributed in the hope that it will be useful,
+ * 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 Libav; if not, write to the Free Software
+ * License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
|| (s->flags&CODEC_FLAG_QP_RD))
&& !s->fixed_qscale;
- s->obmc= !!(s->flags & CODEC_FLAG_OBMC);
s->loop_filter= !!(s->flags & CODEC_FLAG_LOOP_FILTER);
#if FF_API_MPEGVIDEO_GLOBAL_OPTS
s->alternate_scan= !!(s->flags & CODEC_FLAG_ALT_SCAN);
s->intra_vlc_format= !!(s->flags2 & CODEC_FLAG2_INTRA_VLC);
s->q_scale_type= !!(s->flags2 & CODEC_FLAG2_NON_LINEAR_QUANT);
+ s->obmc= !!(s->flags & CODEC_FLAG_OBMC);
#endif
if(avctx->rc_max_rate && !avctx->rc_buffer_size){
}
if(avctx->rc_max_rate && avctx->rc_max_rate < avctx->bit_rate){
- av_log(avctx, AV_LOG_INFO, "bitrate above max bitrate\n");
+ av_log(avctx, AV_LOG_ERROR, "bitrate above max bitrate\n");
return -1;
}
return -1;
}
+#if FF_API_MPEGVIDEO_GLOBAL_OPTS
if(s->obmc && s->codec_id != CODEC_ID_H263 && s->codec_id != CODEC_ID_H263P){
av_log(avctx, AV_LOG_ERROR, "OBMC is only supported with H263(+)\n");
return -1;
}
+#endif
if(s->quarter_sample && s->codec_id != CODEC_ID_MPEG4){
av_log(avctx, AV_LOG_ERROR, "qpel not supported by codec\n");
case CODEC_ID_H263:
if (!CONFIG_H263_ENCODER) return -1;
if (ff_match_2uint16(h263_format, FF_ARRAY_ELEMS(h263_format), s->width, s->height) == 8) {
- av_log(avctx, AV_LOG_INFO, "The specified picture size of %dx%d is not valid for the H.263 codec.\nValid sizes are 128x96, 176x144, 352x288, 704x576, and 1408x1152. Try H.263+.\n", s->width, s->height);
+ av_log(avctx, AV_LOG_ERROR, "The specified picture size of %dx%d is not valid for the H.263 codec.\nValid sizes are 128x96, 176x144, 352x288, 704x576, and 1408x1152. Try H.263+.\n", s->width, s->height);
return -1;
}
s->out_format = FMT_H263;
- s->obmc= (avctx->flags & CODEC_FLAG_OBMC) ? 1:0;
avctx->delay=0;
s->low_delay=1;
break;
#if FF_API_MPEGVIDEO_GLOBAL_OPTS
if (avctx->flags & CODEC_FLAG_H263P_UMV)
s->umvplus = 1;
+ if (avctx->flags & CODEC_FLAG_H263P_AIV)
+ s->alt_inter_vlc = 1;
+ if (avctx->flags & CODEC_FLAG_H263P_SLICE_STRUCT)
+ s->h263_slice_structured = 1;
#endif
s->h263_aic= (avctx->flags & CODEC_FLAG_AC_PRED) ? 1:0;
s->modified_quant= s->h263_aic;
- s->alt_inter_vlc= (avctx->flags & CODEC_FLAG_H263P_AIV) ? 1:0;
- s->obmc= (avctx->flags & CODEC_FLAG_OBMC) ? 1:0;
s->loop_filter= (avctx->flags & CODEC_FLAG_LOOP_FILTER) ? 1:0;
s->unrestricted_mv= s->obmc || s->loop_filter || s->umvplus;
- s->h263_slice_structured= (s->flags & CODEC_FLAG_H263P_SLICE_STRUCT) ? 1:0;
/* /Fx */
/* These are just to be sure */
return last_non_zero;
}
+#define OFFSET(x) offsetof(MpegEncContext, x)
+#define VE AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM
+static const AVOption h263_options[] = {
+ { "obmc", "use overlapped block motion compensation.", OFFSET(obmc), FF_OPT_TYPE_INT, { 0 }, 0, 1, VE },
+ { "structured_slices","Write slice start position at every GOB header instead of just GOB number.", OFFSET(h263_slice_structured), FF_OPT_TYPE_INT, { 0 }, 0, 1, VE},
+ { NULL },
+};
+
+static const AVClass h263_class = {
+ .class_name = "H.263 encoder",
+ .item_name = av_default_item_name,
+ .option = h263_options,
+ .version = LIBAVUTIL_VERSION_INT,
+};
+
AVCodec ff_h263_encoder = {
.name = "h263",
.type = AVMEDIA_TYPE_VIDEO,
.close = MPV_encode_end,
.pix_fmts= (const enum PixelFormat[]){PIX_FMT_YUV420P, PIX_FMT_NONE},
.long_name= NULL_IF_CONFIG_SMALL("H.263 / H.263-1996"),
+ .priv_class = &h263_class,
};
-#define OFFSET(x) offsetof(MpegEncContext, x)
-#define VE AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM
-static const AVOption options[] = {
+static const AVOption h263p_options[] = {
{ "umv", "Use unlimited motion vectors.", OFFSET(umvplus), FF_OPT_TYPE_INT, { 0 }, 0, 1, VE },
+ { "aiv", "Use alternative inter VLC.", OFFSET(alt_inter_vlc), FF_OPT_TYPE_INT, { 0 }, 0, 1, VE },
+ { "obmc", "use overlapped block motion compensation.", OFFSET(obmc), FF_OPT_TYPE_INT, { 0 }, 0, 1, VE },
+ { "structured_slices", "Write slice start position at every GOB header instead of just GOB number.", OFFSET(h263_slice_structured), FF_OPT_TYPE_INT, { 0 }, 0, 1, VE},
{ NULL },
};
static const AVClass h263p_class = {
.class_name = "H.263p encoder",
.item_name = av_default_item_name,
- .option = options,
+ .option = h263p_options,
.version = LIBAVUTIL_VERSION_INT,
};
projects / ffmpeg / blobdiff