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avcodec/cbs: Remove CBS_CONTENT_TYPE_POD

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It is equivalent to CBS_CONTENT_TYPE_INTERNAL_REFS
with nb_offsets equal to zero.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
This commit is contained in:
Andreas Rheinhardt
2022-10-19 16:35:47 +02:00
parent ff3c708686
commit 543ef831a8
2 changed files with 16 additions and 23 deletions
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21
libavcodec/cbs_internal.h
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@@ -31,9 +31,7 @@
enum CBSContentType {
// Unit content is a simple structure.
CBS_CONTENT_TYPE_POD,
// Unit content contains some references to other structures, but all
// Unit content may contain some references to other structures, but all
// managed via buffer reference counting. The descriptor defines the
// structure offsets of every buffer reference.
CBS_CONTENT_TYPE_INTERNAL_REFS,
@@ -78,9 +76,12 @@ typedef const struct CodedBitstreamUnitTypeDescriptor {
size_t content_size;
union {
// This union's state is determined by content_type:
// ref for CBS_CONTENT_TYPE_INTERNAL_REFS,
// complex for CBS_CONTENT_TYPE_COMPLEX.
struct {
// Number of entries in the ref_offsets array. Only nonzero
// if the content_type is CBS_CONTENT_TYPE_INTERNAL_REFS.
// Number of entries in the ref_offsets array.
// May be zero, then the structure is POD-like.
int nb_offsets;
// The structure must contain two adjacent elements:
// type *field;
@@ -191,18 +192,20 @@ int ff_cbs_write_signed(CodedBitstreamContext *ctx, PutBitContext *pbc,
#define MIN_INT_BITS(length) (-(INT64_C(1) << ((length) - 1)))
#define TYPE_LIST(...) { __VA_ARGS__ }
#define CBS_UNIT_TYPE_POD(type, structure) { \
#define CBS_UNIT_TYPE_POD(type_, structure) { \
.nb_unit_types = 1, \
.unit_type.list = { type }, \
.content_type = CBS_CONTENT_TYPE_POD, \
.unit_type.list = { type_ }, \
.content_type = CBS_CONTENT_TYPE_INTERNAL_REFS, \
.content_size = sizeof(structure), \
.type.ref = { .nb_offsets = 0 }, \
}
#define CBS_UNIT_RANGE_POD(range_start, range_end, structure) { \
.nb_unit_types = CBS_UNIT_TYPE_RANGE, \
.unit_type.range.start = range_start, \
.unit_type.range.end = range_end, \
.content_type = CBS_CONTENT_TYPE_POD, \
.content_type = CBS_CONTENT_TYPE_INTERNAL_REFS, \
.content_size = sizeof(structure), \
.type.ref = { .nb_offsets = 0 }, \
}
#define CBS_UNIT_TYPES_INTERNAL_REF(types, structure, ref_field) { \