31 #define SEQ_FRAME_SIZE 6144
32 #define SEQ_FRAME_W 256
33 #define SEQ_FRAME_H 128
34 #define SEQ_NUM_FRAME_BUFFERS 30
35 #define SEQ_AUDIO_BUFFER_SIZE 882
36 #define SEQ_SAMPLE_RATE 22050
37 #define SEQ_FRAME_RATE 25
72 for (
i = 0;
i < 256;
i++)
76 if(p->
buf[256]==0 && p->
buf[257]==0)
99 if (!seq_buffer->
data)
152 for (
i = 0;
i < 4;
i++)
155 for (
i = 0;
i < 4;
i++)
158 for (
i = 0;
i < 3;
i++) {
169 if (buffer_num[0] != 255) {
213 for (
i = 1;
i <= 100;
i++) {
320 .
name =
"tiertexseq",
int64_t avio_seek(AVIOContext *s, int64_t offset, int whence)
fseek() equivalent for AVIOContext.
unsigned int avio_rl16(AVIOContext *s)
int avio_read(AVIOContext *s, unsigned char *buf, int size)
Read size bytes from AVIOContext into buf.
int avio_r8(AVIOContext *s)
static int read_packet(void *opaque, uint8_t *buf, int buf_size)
audio channel layout utility functions
static const uint8_t offset_table[]
static int read_header(FFV1Context *f)
#define AV_CH_LAYOUT_MONO
@ AV_CODEC_ID_TIERTEXSEQVIDEO
int av_new_packet(AVPacket *pkt, int size)
Allocate the payload of a packet and initialize its fields with default values.
AVStream * avformat_new_stream(AVFormatContext *s, const AVCodec *c)
Add a new stream to a media file.
#define AVERROR_INVALIDDATA
Invalid data found when processing input.
common internal API header
#define NULL_IF_CONFIG_SMALL(x)
Return NULL if CONFIG_SMALL is true, otherwise the argument without modification.
static av_cold int read_close(AVFormatContext *ctx)
uint64_t channel_layout
Audio only.
int bits_per_coded_sample
The number of bits per sample in the codedwords.
int64_t bit_rate
The average bitrate of the encoded data (in bits per second).
enum AVMediaType codec_type
General type of the encoded data.
int block_align
Audio only.
uint32_t codec_tag
Additional information about the codec (corresponds to the AVI FOURCC).
enum AVCodecID codec_id
Specific type of the encoded data (the codec used).
int sample_rate
Audio only.
This structure stores compressed data.
int64_t pts
Presentation timestamp in AVStream->time_base units; the time at which the decompressed packet will b...
This structure contains the data a format has to probe a file.
int buf_size
Size of buf except extra allocated bytes.
unsigned char * buf
Buffer must have AVPROBE_PADDING_SIZE of extra allocated bytes filled with zero.
AVCodecParameters * codecpar
Codec parameters associated with this stream.
int index
stream index in AVFormatContext
int64_t start_time
Decoding: pts of the first frame of the stream in presentation order, in stream time base.
unsigned int current_pal_data_size
unsigned int current_pal_data_offs
unsigned int current_audio_data_offs
unsigned int current_video_data_size
unsigned char * current_video_data_ptr
unsigned int current_audio_data_size
TiertexSeqFrameBuffer frame_buffers[SEQ_NUM_FRAME_BUFFERS]
static int seq_probe(const AVProbeData *p)
static int seq_init_frame_buffers(SeqDemuxContext *seq, AVIOContext *pb)
static int seq_parse_frame_data(SeqDemuxContext *seq, AVIOContext *pb)
#define SEQ_NUM_FRAME_BUFFERS
static int seq_fill_buffer(SeqDemuxContext *seq, AVIOContext *pb, int buffer_num, unsigned int data_offs, int data_size)
static int seq_read_close(AVFormatContext *s)
AVInputFormat ff_tiertexseq_demuxer
static int seq_read_header(AVFormatContext *s)
#define SEQ_AUDIO_BUFFER_SIZE
static int seq_read_packet(AVFormatContext *s, AVPacket *pkt)