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Merge commit '043f46f5741e1a5caedf55d788e1a72aae3b7605'

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* commit '043f46f5741e1a5caedf55d788e1a72aae3b7605':
  hevc: Use switch instead of if-nests in decode_nal_sei_message

Conflicts:
	libavcodec/hevc_sei.c

Merged-by: Hendrik Leppkes <h.leppkes@gmail.com>
This commit is contained in:
Hendrik Leppkes 2015-08-02 12:25:41 +02:00
commit 90ec89a629
1 changed files with 31 additions and 20 deletions
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51
libavcodec/hevc_sei.c
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@ -53,7 +53,7 @@ enum HEVC_SEI_TYPE {
SEI_TYPE_CONTENT_LIGHT_LEVEL_INFO = 144,
};
static void decode_nal_sei_decoded_picture_hash(HEVCContext *s)
static int decode_nal_sei_decoded_picture_hash(HEVCContext *s)
{
int cIdx, i;
uint8_t hash_type;
@ -75,9 +75,10 @@ static void decode_nal_sei_decoded_picture_hash(HEVCContext *s)
skip_bits(gb, 32);
}
}
return 0;
}
static void decode_nal_sei_frame_packing_arrangement(HEVCContext *s)
static int decode_nal_sei_frame_packing_arrangement(HEVCContext *s)
{
GetBitContext *gb = &s->HEVClc->gb;
@ -100,9 +101,10 @@ static void decode_nal_sei_frame_packing_arrangement(HEVCContext *s)
skip_bits1(gb); // frame_packing_arrangement_persistance_flag
}
skip_bits1(gb); // upsampled_aspect_ratio_flag
return 0;
}
static void decode_nal_sei_display_orientation(HEVCContext *s)
static int decode_nal_sei_display_orientation(HEVCContext *s)
{
GetBitContext *gb = &s->HEVClc->gb;
@ -115,6 +117,8 @@ static void decode_nal_sei_display_orientation(HEVCContext *s)
s->sei_anticlockwise_rotation = get_bits(gb, 16);
skip_bits1(gb); // display_orientation_persistence_flag
}
return 0;
}
static int decode_pic_timing(HEVCContext *s)
@ -191,30 +195,37 @@ static int decode_nal_sei_message(HEVCContext *s)
payload_size += byte;
}
if (s->nal_unit_type == NAL_SEI_PREFIX) {
if (payload_type == 256 /*&& s->decode_checksum_sei*/) // Mismatched value from HM 8.1
decode_nal_sei_decoded_picture_hash(s);
else if (payload_type == SEI_TYPE_FRAME_PACKING)
decode_nal_sei_frame_packing_arrangement(s);
else if (payload_type == SEI_TYPE_DISPLAY_ORIENTATION)
decode_nal_sei_display_orientation(s);
else if (payload_type == SEI_TYPE_PICTURE_TIMING){
int ret = decode_pic_timing(s);
av_log(s->avctx, AV_LOG_DEBUG, "Skipped PREFIX SEI %d\n", payload_type);
skip_bits(gb, 8 * payload_size);
return ret;
} else if (payload_type == SEI_TYPE_ACTIVE_PARAMETER_SETS){
switch (payload_type) {
case 256: // Mismatched value from HM 8.1
return decode_nal_sei_decoded_picture_hash(s);
case SEI_TYPE_FRAME_PACKING:
return decode_nal_sei_frame_packing_arrangement(s);
case SEI_TYPE_DISPLAY_ORIENTATION:
return decode_nal_sei_display_orientation(s);
case SEI_TYPE_PICTURE_TIMING:
{
int ret = decode_pic_timing(s);
av_log(s->avctx, AV_LOG_DEBUG, "Skipped PREFIX SEI %d\n", payload_type);
skip_bits(gb, 8 * payload_size);
return ret;
}
case SEI_TYPE_ACTIVE_PARAMETER_SETS:
active_parameter_sets(s);
av_log(s->avctx, AV_LOG_DEBUG, "Skipped PREFIX SEI %d\n", payload_type);
} else {
return 0;
default:
av_log(s->avctx, AV_LOG_DEBUG, "Skipped PREFIX SEI %d\n", payload_type);
skip_bits(gb, 8*payload_size);
skip_bits(gb, 8 * payload_size);
return 0;
}
} else { /* nal_unit_type == NAL_SEI_SUFFIX */
if (payload_type == SEI_TYPE_DECODED_PICTURE_HASH /* && s->decode_checksum_sei */)
decode_nal_sei_decoded_picture_hash(s);
else {
switch (payload_type) {
case SEI_TYPE_DECODED_PICTURE_HASH:
return decode_nal_sei_decoded_picture_hash(s);
default:
av_log(s->avctx, AV_LOG_DEBUG, "Skipped SUFFIX SEI %d\n", payload_type);
skip_bits(gb, 8 * payload_size);
return 0;
}
}
return 1;