avcodec: Constify all the AVCodecParsers

[ffmpeg] / libavcodec / h264_parser.c

diff --git a/libavcodec/h264_parser.c b/libavcodec/h264_parser.c
index 5f9a9c46eff945d875e0a31c2cda029335626153..880ccb50fa79394b0899fba84452cb04bfabd411 100644 (file)
--- a/libavcodec/h264_parser.c
+++ b/libavcodec/h264_parser.c
@@ -361,26 +361,14 @@ static inline int parse_nal_units(AVCodecParserContext *s,
             }
 
             av_buffer_unref(&p->ps.pps_ref);
-            av_buffer_unref(&p->ps.sps_ref);
             p->ps.pps = NULL;
             p->ps.sps = NULL;
             p->ps.pps_ref = av_buffer_ref(p->ps.pps_list[pps_id]);
             if (!p->ps.pps_ref)
                 goto fail;
             p->ps.pps = (const PPS*)p->ps.pps_ref->data;
-
-            if (!p->ps.sps_list[p->ps.pps->sps_id]) {
-                av_log(avctx, AV_LOG_ERROR,
-                       "non-existing SPS %u referenced\n", p->ps.pps->sps_id);
-                goto fail;
-            }
-
-            p->ps.sps_ref = av_buffer_ref(p->ps.sps_list[p->ps.pps->sps_id]);
-            if (!p->ps.sps_ref)
-                goto fail;
-            p->ps.sps = (const SPS*)p->ps.sps_ref->data;
-
-            sps = p->ps.sps;
+            p->ps.sps = p->ps.pps->sps;
+            sps       = p->ps.sps;
 
             // heuristic to detect non marked keyframes
             if (p->ps.sps->ref_frame_count <= 1 && p->ps.pps->ref_count[0] <= 1 && s->pict_type == AV_PICTURE_TYPE_I)
@@ -481,6 +469,15 @@ static inline int parse_nal_units(AVCodecParserContext *s,
                 }
             }
 
+            if (p->sei.picture_timing.present) {
+                ret = ff_h264_sei_process_picture_timing(&p->sei.picture_timing,
+                                                         sps, avctx);
+                if (ret < 0) {
+                    av_log(avctx, AV_LOG_ERROR, "Error processing the picture timing SEI\n");
+                    p->sei.picture_timing.present = 0;
+                }
+            }
+
             if (sps->pic_struct_present_flag && p->sei.picture_timing.present) {
                 switch (p->sei.picture_timing.pic_struct) {
                 case H264_SEI_PIC_STRUCT_TOP_FIELD:
@@ -705,7 +702,7 @@ static av_cold int init(AVCodecParserContext *s)
     return 0;
 }
 
-AVCodecParser ff_h264_parser = {
+const AVCodecParser ff_h264_parser = {
     .codec_ids      = { AV_CODEC_ID_H264 },
     .priv_data_size = sizeof(H264ParseContext),
     .parser_init    = init,