39 #define FLIC_FILE_MAGIC_1 0xAF11
40 #define FLIC_FILE_MAGIC_2 0xAF12
41 #define FLIC_FILE_MAGIC_3 0xAF44
43 #define FLIC_CHUNK_MAGIC_1 0xF1FA
44 #define FLIC_CHUNK_MAGIC_2 0xF5FA
45 #define FLIC_MC_SPEED 5
46 #define FLIC_DEFAULT_SPEED 5
47 #define FLIC_TFTD_CHUNK_AUDIO 0xAAAA
49 #define FLIC_TFTD_SAMPLE_RATE 22050
51 #define FLIC_HEADER_SIZE 128
52 #define FLIC_PREAMBLE_SIZE 6
102 magic_number =
AV_RL16(&header[4]);
103 speed =
AV_RL32(&header[0x10]);
122 "File with no specified width/height. Trying 640x480.\n");
#define FLIC_CHUNK_MAGIC_2
#define AVERROR_INVALIDDATA
Invalid data found when processing input.
#define AV_LOG_WARNING
Something somehow does not look correct.
int64_t pos
byte position in stream, -1 if unknown
#define FLIC_FILE_MAGIC_2
enum AVCodecID codec_id
Specific type of the encoded data (the codec used).
int index
stream index in AVFormatContext
int64_t avio_seek(AVIOContext *s, int64_t offset, int whence)
fseek() equivalent for AVIOContext.
int64_t avio_skip(AVIOContext *s, int64_t offset)
Skip given number of bytes forward.
uint64_t_TMPL AV_WL64 unsigned int_TMPL AV_WL32 unsigned int_TMPL AV_WL24 unsigned int_TMPL AV_RL16
#define FLIC_TFTD_CHUNK_AUDIO
AVStream * avformat_new_stream(AVFormatContext *s, const AVCodec *c)
Add a new stream to a media file.
#define AVERROR_EOF
End of file.
static av_always_inline int64_t avio_tell(AVIOContext *s)
ftell() equivalent for AVIOContext.
static const uint8_t header[24]
uint64_t channel_layout
Audio only.
int avio_read(AVIOContext *s, unsigned char *buf, int size)
Read size bytes from AVIOContext into buf.
int64_t bit_rate
The average bitrate of the encoded data (in bits per second).
int av_new_packet(AVPacket *pkt, int size)
Allocate the payload of a packet and initialize its fields with default values.
#define AV_LOG_ERROR
Something went wrong and cannot losslessly be recovered.
#define NULL_IF_CONFIG_SMALL(x)
Return NULL if CONFIG_SMALL is true, otherwise the argument without modification. ...
enum AVMediaType codec_type
General type of the encoded data.
#define FLIC_FILE_MAGIC_3
int extradata_size
Size of the extradata content in bytes.
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.
int block_align
Audio only.
audio channel layout utility functions
static int flic_probe(AVProbeData *p)
#define FLIC_TFTD_SAMPLE_RATE
static int read_header(FFV1Context *f)
static int read_packet(void *opaque, uint8_t *buf, int buf_size)
#define FLIC_FILE_MAGIC_1
static int flic_read_header(AVFormatContext *s)
AVIOContext * pb
I/O context.
AVInputFormat ff_flic_demuxer
void av_packet_unref(AVPacket *pkt)
Wipe the packet.
#define FLIC_CHUNK_MAGIC_1
#define FLIC_PREAMBLE_SIZE
This structure contains the data a format has to probe a file.
int sample_rate
Audio only.
#define FLIC_DEFAULT_SPEED
void * priv_data
Format private data.
int bits_per_coded_sample
The number of bits per sample in the codedwords.
uint8_t * extradata
Extra binary data needed for initializing the decoder, codec-dependent.
AVCodecParameters * codecpar
int avio_feof(AVIOContext *s)
feof() equivalent for AVIOContext.
uint32_t codec_tag
Additional information about the codec (corresponds to the AVI FOURCC).
#define AV_CH_LAYOUT_MONO
uint64_t_TMPL AV_WL64 unsigned int_TMPL AV_RL32
This structure stores compressed data.
int64_t pts
Presentation timestamp in AVStream->time_base units; the time at which the decompressed packet will b...
static int flic_read_packet(AVFormatContext *s, AVPacket *pkt)