uniformize trellis quant option

Originally committed as revision 13722 to svn://svn.ffmpeg.org/ffmpeg/trunk

libavcodec/avcodec.h

@@ -427,7 +427,9 @@ typedef struct RcOverride{
 #define CODEC_FLAG_INTERLACED_DCT 0x00040000 ///< Use interlaced DCT.
 #define CODEC_FLAG_LOW_DELAY      0x00080000 ///< Force low delay.
 #define CODEC_FLAG_ALT_SCAN       0x00100000 ///< Use alternate scan.
+#if LIBAVCODEC_VERSION_INT < ((52<<16)+(0<<8)+0)
 #define CODEC_FLAG_TRELLIS_QUANT  0x00200000 ///< Use trellis quantization.
+#endif
 #define CODEC_FLAG_GLOBAL_HEADER  0x00400000 ///< Place global headers in extradata instead of every keyframe.
 #define CODEC_FLAG_BITEXACT       0x00800000 ///< Use only bitexact stuff (except (I)DCT).
 /* Fx : Flag for h263+ extra options */

libavcodec/libxvidff.c

@@ -99,7 +99,11 @@ av_cold int ff_xvid_encode_init(AVCodecContext *avctx)  {
     x->vop_flags = XVID_VOP_HALFPEL; /* Bare minimum quality */
     if( xvid_flags & CODEC_FLAG_4MV )
         x->vop_flags |= XVID_VOP_INTER4V; /* Level 3 */
-    if( xvid_flags & CODEC_FLAG_TRELLIS_QUANT)
+    if( avctx->trellis
+#if LIBAVCODEC_VERSION_INT < ((52<<16)+(0<<8)+0)
+        || xvid_flags & CODEC_FLAG_TRELLIS_QUANT
+#endif
+        )
         x->vop_flags |= XVID_VOP_TRELLISQUANT; /* Level 5 */
     if( xvid_flags & CODEC_FLAG_AC_PRED )
         x->vop_flags |= XVID_VOP_HQACPRED; /* Level 6 */

libavcodec/mpegvideo_enc.c

@@ -332,6 +332,11 @@ av_cold int MPV_encode_init(AVCodecContext *avctx)
     s->intra_vlc_format= !!(s->flags2 & CODEC_FLAG2_INTRA_VLC);
     s->q_scale_type= !!(s->flags2 & CODEC_FLAG2_NON_LINEAR_QUANT);
 
+#if LIBAVCODEC_VERSION_INT < ((52<<16)+(0<<8)+0)
+    if (s->flags & CODEC_FLAG_TRELLIS_QUANT)
+        avctx->trellis = 1;
+#endif
+
     if(avctx->rc_max_rate && !avctx->rc_buffer_size){
         av_log(avctx, AV_LOG_ERROR, "a vbv buffer size is needed, for encoding with a maximum bitrate\n");
         return -1;
@@ -414,7 +419,7 @@ av_cold int MPV_encode_init(AVCodecContext *avctx)
         return -1;
     }
 
-    if((s->flags & CODEC_FLAG_CBP_RD) && !(s->flags & CODEC_FLAG_TRELLIS_QUANT)){
+    if((s->flags & CODEC_FLAG_CBP_RD) && !avctx->trellis){
         av_log(avctx, AV_LOG_ERROR, "CBP RD needs trellis quant\n");
         return -1;
     }
@@ -680,7 +685,7 @@ av_cold int MPV_encode_init(AVCodecContext *avctx)
     if(!s->denoise_dct)
         s->denoise_dct = denoise_dct_c;
     s->fast_dct_quantize = s->dct_quantize;
-    if(s->flags & CODEC_FLAG_TRELLIS_QUANT)
+    if(avctx->trellis)
         s->dct_quantize = dct_quantize_trellis_c;
 
     if((ENABLE_H263P_ENCODER || ENABLE_RV20_ENCODER) && s->modified_quant)

libavcodec/utils.c

@@ -400,8 +400,10 @@ static const AVOption options[]={
 {"ildct", "use interlaced dct", 0, FF_OPT_TYPE_CONST, CODEC_FLAG_INTERLACED_DCT, INT_MIN, INT_MAX, V|E, "flags"},
 {"low_delay", "force low delay", 0, FF_OPT_TYPE_CONST, CODEC_FLAG_LOW_DELAY, INT_MIN, INT_MAX, V|D|E, "flags"},
 {"alt", "enable alternate scantable (mpeg2/mpeg4)", 0, FF_OPT_TYPE_CONST, CODEC_FLAG_ALT_SCAN, INT_MIN, INT_MAX, V|E, "flags"},
+#if LIBAVCODEC_VERSION_INT < ((52<<16)+(0<<8)+0)
 {"trell", "use trellis quantization", 0, FF_OPT_TYPE_CONST, CODEC_FLAG_TRELLIS_QUANT, INT_MIN, INT_MAX, V|E, "flags"},
-{"global_header", "place global headers in extradata instead of every keyframe", 0, FF_OPT_TYPE_CONST, CODEC_FLAG_GLOBAL_HEADER, INT_MIN, INT_MAX, 0, "flags"},
+#endif
+{"global_header", "place global headers in extradata instead of every keyframe", 0, FF_OPT_TYPE_CONST, CODEC_FLAG_GLOBAL_HEADER, INT_MIN, INT_MAX, A|V|E, "flags"},
 {"bitexact", "use only bitexact stuff (except (i)dct)", 0, FF_OPT_TYPE_CONST, CODEC_FLAG_BITEXACT, INT_MIN, INT_MAX, A|V|S|D|E, "flags"},
 {"aic", "h263 advanced intra coding / mpeg4 ac prediction", 0, FF_OPT_TYPE_CONST, CODEC_FLAG_AC_PRED, INT_MIN, INT_MAX, V|E, "flags"},
 {"umv", "use unlimited motion vectors", 0, FF_OPT_TYPE_CONST, CODEC_FLAG_H263P_UMV, INT_MIN, INT_MAX, V|E, "flags"},