30 #define BITSTREAM_READER_LE
50 #define IVI4_PIC_SIZE_ESC 7
96 for (i = 0; i < 4; i++)
107 return size_factor == 15 ? def_size : (size_factor + 1) << 5;
119 int pic_size_indx, i, p;
134 #if IVI4_STREAM_ANALYSER
136 ctx->has_b_frames = 1;
140 #if IVI4_STREAM_ANALYSER
156 av_dlog(avctx,
"Null frame encountered!\n");
165 av_dlog(avctx,
"Password-protected clip!\n");
181 #if IVI4_STREAM_ANALYSER
182 ctx->uses_tiling = 1;
204 av_log(avctx,
AV_LOG_ERROR,
"Scalability: unsupported subdivision! Luma bands: %d, chroma bands: %d\n",
219 for (p = 0; p <= 2; p++) {
229 "Couldn't reallocate internal structures!\n");
259 av_dlog(avctx,
"Pic hdr extension encountered!\n");
284 int plane, band_num, indx, transform_id, scan_indx;
308 #if IVI4_STREAM_ANALYSER
310 ctx->uses_fullpel = 1;
337 if ((transform_id >= 7 && transform_id <= 9) ||
338 transform_id == 17) {
343 if (transform_id < 10 && band->blk_size < 8) {
347 #if IVI4_STREAM_ANALYSER
348 if ((transform_id >= 0 && transform_id <= 2) || transform_id == 10)
358 if ((scan_indx>4 && scan_indx<10) != (band->
blk_size==4)) {
362 if (scan_indx == 15) {
370 if (quant_mat == 31) {
374 if (quant_mat > 21) {
416 for (i = 0; i < band->
num_corr * 2; i++)
457 int x,
y, mv_x, mv_y, mv_delta, offs, mb_offset, blks_per_mb,
458 mv_scale, mb_type_bits,
s;
562 if ( x + (mb->
mv_x >>s) + (y+ (mb->
mv_y >>s))*band->
pitch < 0 ||