#include "libavutil/intmath.h"
#include "libavutil/mathematics.h"
+#include "libavutil/opt.h"
#include "avcodec.h"
#include "dsputil.h"
#include "mpegvideo.h"
}
/**
- * sets the given MpegEncContext to defaults for encoding.
+ * Set the given MpegEncContext to defaults for encoding.
* the changed fields will not depend upon the prior state of the MpegEncContext.
*/
static void MPV_encode_defaults(MpegEncContext *s){
|| (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);
- s->alternate_scan= !!(s->flags & CODEC_FLAG_ALT_SCAN);
#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){
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");
return -1;
}
s->out_format = FMT_H263;
- s->obmc= (avctx->flags & CODEC_FLAG_OBMC) ? 1:0;
avctx->delay=0;
s->low_delay=1;
break;
s->out_format = FMT_H263;
s->h263_plus = 1;
/* Fx */
- s->umvplus = (avctx->flags & CODEC_FLAG_H263P_UMV) ? 1:0;
+#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 */
if(direct){
i= ff_find_unused_picture(s, 1);
+ if (i < 0)
+ return i;
pic= (AVFrame*)&s->picture[i];
pic->reference= 3;
}
}else{
i= ff_find_unused_picture(s, 0);
+ if (i < 0)
+ return i;
pic= (AVFrame*)&s->picture[i];
pic->reference= 3;
s->input_picture[0]->f.data[i] = NULL;
s->input_picture[0]->f.type = 0;
}else{
- assert( s->input_picture[0]->type==FF_BUFFER_TYPE_USER
- || s->input_picture[0]->type==FF_BUFFER_TYPE_INTERNAL);
+ assert( s->input_picture[0]->f.type == FF_BUFFER_TYPE_USER
+ || s->input_picture[0]->f.type == FF_BUFFER_TYPE_INTERNAL);
s->avctx->release_buffer(s->avctx, (AVFrame*)s->input_picture[0]);
}
// input is a shared pix, so we can't modifiy it -> alloc a new one & ensure that the shared one is reuseable
int i= ff_find_unused_picture(s, 0);
+ if (i < 0)
+ return i;
Picture *pic= &s->picture[i];
pic->f.reference = s->reordered_input_picture[0]->f.reference;
}else{
// input is not a shared pix -> reuse buffer for current_pix
- assert( s->reordered_input_picture[0]->type==FF_BUFFER_TYPE_USER
- || s->reordered_input_picture[0]->type==FF_BUFFER_TYPE_INTERNAL);
+ assert( s->reordered_input_picture[0]->f.type == FF_BUFFER_TYPE_USER
+ || s->reordered_input_picture[0]->f.type == FF_BUFFER_TYPE_INTERNAL);
s->current_picture_ptr= s->reordered_input_picture[0];
for(i=0; i<4; i++){
int varc;
int sum = s->dsp.pix_sum(pix, s->linesize);
- varc = (s->dsp.pix_norm1(pix, s->linesize) - (((unsigned)(sum*sum))>>8) + 500 + 128)>>8;
+ varc = (s->dsp.pix_norm1(pix, s->linesize) - (((unsigned)sum*sum)>>8) + 500 + 128)>>8;
s->current_picture.mb_var [s->mb_stride * mb_y + mb_x] = varc;
s->current_picture.mb_mean[s->mb_stride * mb_y + mb_x] = (sum+128)>>8;
ff_mjpeg_encode_stuffing(&s->pb);
}
- align_put_bits(&s->pb);
+ avpriv_align_put_bits(&s->pb);
flush_put_bits(&s->pb);
if((s->flags&CODEC_FLAG_PASS1) && !s->partitioned_frame)
pb_bits_count= put_bits_count(&s->pb);
flush_put_bits(&s->pb);
- ff_copy_bits(&backup_s.pb, bit_buf[next_block^1], pb_bits_count);
+ avpriv_copy_bits(&backup_s.pb, bit_buf[next_block^1], pb_bits_count);
s->pb= backup_s.pb;
if(s->data_partitioning){
pb2_bits_count= put_bits_count(&s->pb2);
flush_put_bits(&s->pb2);
- ff_copy_bits(&backup_s.pb2, bit_buf2[next_block^1], pb2_bits_count);
+ avpriv_copy_bits(&backup_s.pb2, bit_buf2[next_block^1], pb2_bits_count);
s->pb2= backup_s.pb2;
tex_pb_bits_count= put_bits_count(&s->tex_pb);
flush_put_bits(&s->tex_pb);
- ff_copy_bits(&backup_s.tex_pb, bit_buf_tex[next_block^1], tex_pb_bits_count);
+ avpriv_copy_bits(&backup_s.tex_pb, bit_buf_tex[next_block^1], tex_pb_bits_count);
s->tex_pb= backup_s.tex_pb;
}
s->last_bits= put_bits_count(&s->pb);
assert(put_bits_count(&src->pb) % 8 ==0);
assert(put_bits_count(&dst->pb) % 8 ==0);
- ff_copy_bits(&dst->pb, src->pb.buf, put_bits_count(&src->pb));
+ avpriv_copy_bits(&dst->pb, src->pb.buf, put_bits_count(&src->pb));
flush_put_bits(&dst->pb);
}
/* must be called before writing the header */
static void set_frame_distances(MpegEncContext * s){
- assert(s->current_picture_ptr->pts != AV_NOPTS_VALUE);
+ assert(s->current_picture_ptr->f.pts != AV_NOPTS_VALUE);
s->time = s->current_picture_ptr->f.pts * s->avctx->time_base.num;
if(s->pict_type==AV_PICTURE_TYPE_B){
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), AV_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), AV_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,
+};
+
+static const AVOption h263p_options[] = {
+ { "umv", "Use unlimited motion vectors.", OFFSET(umvplus), AV_OPT_TYPE_INT, { 0 }, 0, 1, VE },
+ { "aiv", "Use alternative inter VLC.", OFFSET(alt_inter_vlc), AV_OPT_TYPE_INT, { 0 }, 0, 1, VE },
+ { "obmc", "use overlapped block motion compensation.", OFFSET(obmc), AV_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), AV_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 = h263p_options,
+ .version = LIBAVUTIL_VERSION_INT,
};
AVCodec ff_h263p_encoder = {
.capabilities = CODEC_CAP_SLICE_THREADS,
.pix_fmts= (const enum PixelFormat[]){PIX_FMT_YUV420P, PIX_FMT_NONE},
.long_name= NULL_IF_CONFIG_SMALL("H.263+ / H.263-1998 / H.263 version 2"),
+ .priv_class = &h263p_class,
};
AVCodec ff_msmpeg4v2_encoder = {
projects / ffmpeg / blobdiff