hevc: fix RAP_B_Bossen

Author: mraulet

libavcodec/hevc.c

@@ -362,17 +362,6 @@ static int set_sps(HEVCContext *s, const HEVCSPS *sps)
     return ret;
 }
 
-static int is_sps_exist(HEVCContext *s, const HEVCSPS* last_sps)
-{
-    int i;
-
-    for( i = 0; i < MAX_SPS_COUNT; i++)
-        if(s->sps_list[i])
-            if (last_sps == (HEVCSPS*)s->sps_list[i]->data)
-                return 1;
-    return 0;
-}
-
 static int hls_slice_header(HEVCContext *s)
 {
     GetBitContext *gb = &s->HEVClc->gb;
@@ -390,8 +379,6 @@ static int hls_slice_header(HEVCContext *s)
     sh->no_output_of_prior_pics_flag = 0;
     if (IS_IRAP(s))
         sh->no_output_of_prior_pics_flag = get_bits1(gb);
-    if (s->nal_unit_type == NAL_CRA_NUT && s->last_eos == 1)
-        sh->no_output_of_prior_pics_flag = 1;
 
     sh->pps_id = get_ue_golomb_long(gb);
     if (sh->pps_id >= MAX_PPS_COUNT || !s->pps_list[sh->pps_id]) {
@@ -404,16 +391,16 @@ static int hls_slice_header(HEVCContext *s)
         return AVERROR_INVALIDDATA;
     }
     s->pps = (HEVCPPS*)s->pps_list[sh->pps_id]->data;
+    if (s->nal_unit_type == NAL_CRA_NUT && s->last_eos == 1)
+        sh->no_output_of_prior_pics_flag = 1;
 
     if (s->sps != (HEVCSPS*)s->sps_list[s->pps->sps_id]->data) {
         const HEVCSPS* last_sps = s->sps;
         s->sps = (HEVCSPS*)s->sps_list[s->pps->sps_id]->data;
-        if (last_sps) {
-            if (is_sps_exist(s, last_sps)) {
-                if (s->sps->width !=  last_sps->width || s->sps->height != last_sps->height ||
-                        s->sps->temporal_layer[s->sps->max_sub_layers - 1].max_dec_pic_buffering != last_sps->temporal_layer[last_sps->max_sub_layers - 1].max_dec_pic_buffering)
-                    sh->no_output_of_prior_pics_flag = 0;
-            } else
+        if (last_sps && IS_IRAP(s) && s->nal_unit_type != NAL_CRA_NUT) {
+            if (s->sps->width !=  last_sps->width || s->sps->height != last_sps->height ||
+                s->sps->temporal_layer[s->sps->max_sub_layers - 1].max_dec_pic_buffering !=
+                last_sps->temporal_layer[last_sps->max_sub_layers - 1].max_dec_pic_buffering)
                 sh->no_output_of_prior_pics_flag = 0;
         }
         ff_hevc_clear_refs(s);

tests/fate/hevc.mak

@@ -165,6 +165,7 @@ HEVC_SAMPLES_444_12BIT =        \
 # AMP_E_Hisilicon_3 -- AMP_E_Hisilicon
 # MVDL1ZERO_A_docomo_4 -- MVDL1ZERO_A_docomo_3
 # RAP_A_docomo_5 -- RAP_A_docomo_4
+# RAP_B_bossen_2 -- RAP_B_bossen_1
 # RPS_A_docomo_5 -- RPS_A_docomo_4
 # RPS_F_docomo_2 -- RPS_F_docomo_1
 

tests/ref/fate/hevc-conformance-RAP_B_Bossen_1

@@ -66,19 +66,16 @@
 0,         64,         64,        1,   149760, 0x3362678b
 0,         65,         65,        1,   149760, 0x6e7fc851
 0,         66,         66,        1,   149760, 0x33f96449
-0,         67,         67,        1,   149760, 0xd9d05007
-0,         68,         68,        1,   149760, 0x477f2cf2
-0,         69,         69,        1,   149760, 0xe1f9ccd0
-0,         70,         70,        1,   149760, 0xb3ba8cfb
-0,         71,         71,        1,   149760, 0x64787995
-0,         72,         72,        1,   149760, 0xc10de4c4
-0,         73,         73,        1,   149760, 0x18dd343f
-0,         74,         74,        1,   149760, 0xa1c51358
-0,         75,         75,        1,   149760, 0x91fe6361
-0,         76,         76,        1,   149760, 0xeec85f94
-0,         77,         77,        1,   149760, 0x00a57402
-0,         78,         78,        1,   149760, 0x4e88cc16
-0,         79,         79,        1,   149760, 0xdbd51976
-0,         80,         80,        1,   149760, 0xfebf6b1a
-0,         81,         81,        1,   149760, 0x052546d2
-0,         82,         82,        1,   149760, 0x046cd73b
+0,         67,         67,        1,   149760, 0xb3ba8cfb
+0,         68,         68,        1,   149760, 0x64787995
+0,         69,         69,        1,   149760, 0xc10de4c4
+0,         70,         70,        1,   149760, 0x18dd343f
+0,         71,         71,        1,   149760, 0xa1c51358
+0,         72,         72,        1,   149760, 0x91fe6361
+0,         73,         73,        1,   149760, 0xeec85f94
+0,         74,         74,        1,   149760, 0x00a57402
+0,         75,         75,        1,   149760, 0x4e88cc16
+0,         76,         76,        1,   149760, 0xdbd51976
+0,         77,         77,        1,   149760, 0xfebf6b1a
+0,         78,         78,        1,   149760, 0x052546d2
+0,         79,         79,        1,   149760, 0x046cd73b