avcodec/evc_parser: use a GetBitContext to parse entire NALUs

Signed-off-by: James Almer <jamrial@gmail.com>

1 files changed, 0 insertions, 22 deletions

diff --git a/libavcodec/evc_parse.h b/libavcodec/evc_parse.h
index 322f52c928..0f142976f5 100644
--- a/libavcodec/evc_parse.h
+++ b/libavcodec/evc_parse.h
@@ -81,25 +81,6 @@ typedef struct EVCParserPoc {
     int DocOffset;          // the decoding order count of the previous picture
 } EVCParserPoc;
 
-static inline int evc_get_nalu_type(const uint8_t *bits, int bits_size, void *logctx)
-{
-    int unit_type_plus1 = 0;
-
-    if (bits_size >= EVC_NALU_HEADER_SIZE) {
-        unsigned char *p = (unsigned char *)bits;
-        // forbidden_zero_bit
-        if ((p[0] & 0x80) != 0) {
-            av_log(logctx, AV_LOG_ERROR, "Invalid NAL unit header\n");
-            return -1;
-        }
-
-        // nal_unit_type
-        unit_type_plus1 = (p[0] >> 1) & 0x3F;
-    }
-
-    return unit_type_plus1 - 1;
-}
-
 static inline uint32_t evc_read_nal_unit_length(const uint8_t *bits, int bits_size, void *logctx)
 {
     uint32_t nalu_len = 0;
@@ -114,9 +95,6 @@ static inline uint32_t evc_read_nal_unit_length(const uint8_t *bits, int bits_si
     return nalu_len;
 }
 
-// nuh_temporal_id specifies a temporal identifier for the NAL unit
-int ff_evc_get_temporal_id(const uint8_t *bits, int bits_size, void *logctx);
-
 int ff_evc_parse_slice_header(GetBitContext *gb, EVCParserSliceHeader *sh,
                               const EVCParamSets *ps, enum EVCNALUnitType nalu_type);