21 #ifndef AVCODEC_H2645_PARSE_H
22 #define AVCODEC_H2645_PARSE_H
30 #define MAX_MBPAIR_SIZE (256*1024)
110 void *logctx,
int is_nalff,
int nal_length_size,
119 int buf_size,
int *buf_index,
void *logctx)
123 if (*buf_index >= buf_size - nal_length_size) {
128 for (
i = 0;
i < nal_length_size;
i++)
129 nalsize = ((
unsigned)nalsize << 8) | buf[(*buf_index)++];
130 if (nalsize <= 0 || nalsize > buf_size - *buf_index) {
132 "Invalid NAL unit size (%d > %d).\n", nalsize, buf_size - *buf_index);
Libavcodec external API header.
refcounted data buffer API
bitstream reader API header.
AVCodecID
Identify the syntax and semantics of the bitstream.
#define AVERROR_INVALIDDATA
Invalid data found when processing input.
#define AV_LOG_ERROR
Something went wrong and cannot losslessly be recovered.
int ff_h2645_packet_split(H2645Packet *pkt, const uint8_t *buf, int length, void *logctx, int is_nalff, int nal_length_size, enum AVCodecID codec_id, int small_padding, int use_ref)
Split an input packet into NAL units.
void ff_h2645_packet_uninit(H2645Packet *pkt)
Free all the allocated memory in the packet.
int ff_h2645_extract_rbsp(const uint8_t *src, int length, H2645RBSP *rbsp, H2645NAL *nal, int small_padding)
Extract the raw (unescaped) bitstream.
static int get_nalsize(int nal_length_size, const uint8_t *buf, int buf_size, int *buf_index, void *logctx)
A reference to a data buffer.
int ref_idc
H.264 only, nal_ref_idc.
int skipped_bytes_pos_size
int size_bits
Size, in bits, of just the data, excluding the stop bit and any trailing padding.
int temporal_id
HEVC only, nuh_temporal_id_plus_1 - 1.
AVBufferRef * rbsp_buffer_ref
int rbsp_buffer_alloc_size