ctx->divx_build = -1;
}
- if (CONFIG_MPEG4_DECODER && ctx->xvid_build >= 0)
- ff_xvididct_init(&s->idsp, s->avctx);
+ if (s->workaround_bugs & FF_BUG_AUTODETECT) {
+ if (s->codec_tag == AV_RL32("XVIX"))
+ s->workaround_bugs |= FF_BUG_XVID_ILACE;
+
+ if (s->codec_tag == AV_RL32("UMP4"))
+ s->workaround_bugs |= FF_BUG_UMP4;
+
+ if (ctx->divx_version >= 500 && ctx->divx_build < 1814)
+ s->workaround_bugs |= FF_BUG_QPEL_CHROMA;
+
+ if (ctx->divx_version > 502 && ctx->divx_build < 1814)
+ s->workaround_bugs |= FF_BUG_QPEL_CHROMA2;
+
+ if (ctx->xvid_build <= 3U)
+ s->padding_bug_score = 256 * 256 * 256 * 64;
+
+ if (ctx->xvid_build <= 1U)
+ s->workaround_bugs |= FF_BUG_QPEL_CHROMA;
+
+ if (ctx->xvid_build <= 12U)
+ s->workaround_bugs |= FF_BUG_EDGE;
+
+ if (ctx->xvid_build <= 32U)
+ s->workaround_bugs |= FF_BUG_DC_CLIP;
+
+#define SET_QPEL_FUNC(postfix1, postfix2) \
+ s->qdsp.put_ ## postfix1 = ff_put_ ## postfix2; \
+ s->qdsp.put_no_rnd_ ## postfix1 = ff_put_no_rnd_ ## postfix2; \
+ s->qdsp.avg_ ## postfix1 = ff_avg_ ## postfix2;
+
+ if (ctx->lavc_build < 4653U)
+ s->workaround_bugs |= FF_BUG_STD_QPEL;
+
+ if (ctx->lavc_build < 4655U)
+ s->workaround_bugs |= FF_BUG_DIRECT_BLOCKSIZE;
+
+ if (ctx->lavc_build < 4670U)
+ s->workaround_bugs |= FF_BUG_EDGE;
+
+ if (ctx->lavc_build <= 4712U)
+ s->workaround_bugs |= FF_BUG_DC_CLIP;
+
+ if (ctx->divx_version >= 0)
+ s->workaround_bugs |= FF_BUG_DIRECT_BLOCKSIZE;
+ if (ctx->divx_version == 501 && ctx->divx_build == 20020416)
+ s->padding_bug_score = 256 * 256 * 256 * 64;
+
+ if (ctx->divx_version < 500U)
+ s->workaround_bugs |= FF_BUG_EDGE;
+
+ if (ctx->divx_version >= 0)
+ s->workaround_bugs |= FF_BUG_HPEL_CHROMA;
+ }
+
+ if (s->workaround_bugs & FF_BUG_STD_QPEL) {
+ SET_QPEL_FUNC(qpel_pixels_tab[0][5], qpel16_mc11_old_c)
+ SET_QPEL_FUNC(qpel_pixels_tab[0][7], qpel16_mc31_old_c)
+ SET_QPEL_FUNC(qpel_pixels_tab[0][9], qpel16_mc12_old_c)
+ SET_QPEL_FUNC(qpel_pixels_tab[0][11], qpel16_mc32_old_c)
+ SET_QPEL_FUNC(qpel_pixels_tab[0][13], qpel16_mc13_old_c)
+ SET_QPEL_FUNC(qpel_pixels_tab[0][15], qpel16_mc33_old_c)
+
+ SET_QPEL_FUNC(qpel_pixels_tab[1][5], qpel8_mc11_old_c)
+ SET_QPEL_FUNC(qpel_pixels_tab[1][7], qpel8_mc31_old_c)
+ SET_QPEL_FUNC(qpel_pixels_tab[1][9], qpel8_mc12_old_c)
+ SET_QPEL_FUNC(qpel_pixels_tab[1][11], qpel8_mc32_old_c)
+ SET_QPEL_FUNC(qpel_pixels_tab[1][13], qpel8_mc13_old_c)
+ SET_QPEL_FUNC(qpel_pixels_tab[1][15], qpel8_mc33_old_c)
+ }
+
+ if (avctx->debug & FF_DEBUG_BUGS)
+ av_log(s->avctx, AV_LOG_DEBUG,
+ "bugs: %X lavc_build:%d xvid_build:%d divx_version:%d divx_build:%d %s\n",
+ s->workaround_bugs, ctx->lavc_build, ctx->xvid_build,
+ ctx->divx_version, ctx->divx_build, s->divx_packed ? "p" : "");
+
+#if HAVE_MMX
+ if (CONFIG_MPEG4_DECODER && ctx->xvid_build >= 0 &&
+ s->codec_id == AV_CODEC_ID_MPEG4 &&
+ avctx->idct_algo == FF_IDCT_AUTO &&
+ (av_get_cpu_flags() & AV_CPU_FLAG_MMX)) {
+ avctx->idct_algo = FF_IDCT_XVID;
- ff_dct_common_init(s);
++ ff_mpv_idct_init(s);
+ return 1;
+ }
+#endif
return 0;
}
ff_MPV_decode_mb(s, s->block);
}
+static void gray16(uint8_t *dst, const uint8_t *src, ptrdiff_t linesize, int h)
+{
+ while(h--)
+ memset(dst + h*linesize, 128, 16);
+}
+
+static void gray8(uint8_t *dst, const uint8_t *src, ptrdiff_t linesize, int h)
+{
+ while(h--)
+ memset(dst + h*linesize, 128, 8);
+}
+
/* init common dct for both encoder and decoder */
- av_cold int ff_dct_common_init(MpegEncContext *s)
+ static av_cold int dct_init(MpegEncContext *s)
{
ff_blockdsp_init(&s->bdsp, s->avctx);
+ ff_h264chroma_init(&s->h264chroma, 8); //for lowres
ff_hpeldsp_init(&s->hdsp, s->avctx->flags);
- ff_idctdsp_init(&s->idsp, s->avctx);
ff_me_cmp_init(&s->mecc, s->avctx);
ff_mpegvideodsp_init(&s->mdsp);
ff_videodsp_init(&s->vdsp, s->avctx->bits_per_raw_sample);
s->bitstream_buffer = NULL;
s->bitstream_buffer_size = s->allocated_bitstream_buffer_size = 0;
- ff_mpv_idct_init(s);
- ff_MPV_common_init(s);
+ if (s1->context_initialized){
+// s->picture_range_start += MAX_PICTURE_COUNT;
+// s->picture_range_end += MAX_PICTURE_COUNT;
++ ff_mpv_idct_init(s);
+ if((ret = ff_MPV_common_init(s)) < 0){
+ memset(s, 0, sizeof(MpegEncContext));
+ s->avctx = dst;
+ return ret;
+ }
+ }
}
if (s->height != s1->height || s->width != s1->width || s->context_reinit) {