28 #define HEADER_SIZE 4096
29 #define rol(value, bits) (((value) << (bits)) | ((value) >> (32 - (bits))))
42 key = data ^ 0x52656453;
63 int i, coef_off, ret = 0;
75 key = data ^ 0x52656453;
97 st->
duration = bytestream2_get_be32u(&gbc) * 14;
100 par->
channels = bytestream2_get_byteu(&gbc);
105 coef_off = 0x54 + par->
channels * 8;
106 if (bytestream2_get_byteu(&gbc))
109 if (coef_off + par->
channels * (32 + 14) > HEADER_SIZE) {
119 for (i = 0; i < par->
channels; i++) {
#define AVERROR_INVALIDDATA
Invalid data found when processing input.
ptrdiff_t const GLvoid * data
enum AVCodecID codec_id
Specific type of the encoded data (the codec used).
static av_always_inline void bytestream2_init(GetByteContext *g, const uint8_t *buf, int buf_size)
static int redspark_probe(AVProbeData *p)
This struct describes the properties of an encoded stream.
static av_always_inline unsigned int bytestream2_get_bufferu(GetByteContext *g, uint8_t *dst, unsigned int size)
unsigned int avio_rb32(AVIOContext *s)
int64_t duration
Duration of this packet in AVStream->time_base units, 0 if unknown.
AVStream * avformat_new_stream(AVFormatContext *s, const AVCodec *c)
Add a new stream to a media file.
uint64_t_TMPL AV_WL64 unsigned int_TMPL AV_WL32 unsigned int_TMPL AV_WL24 unsigned int_TMPL AV_WL16 uint64_t_TMPL AV_WB64 unsigned int_TMPL AV_RB32
AVStream ** streams
A list of all streams in the file.
static int redspark_read_header(AVFormatContext *s)
static av_always_inline void bytestream2_skipu(GetByteContext *g, unsigned int size)
#define AVERROR_EOF
End of file.
static const uint8_t header[24]
#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.
unsigned char * buf
Buffer must have AVPROBE_PADDING_SIZE of extra allocated bytes filled with zero.
static int read_header(FFV1Context *f)
static int read_packet(void *opaque, uint8_t *buf, int buf_size)
AVIOContext * pb
I/O context.
void av_packet_unref(AVPacket *pkt)
Wipe the packet.
This structure contains the data a format has to probe a file.
AVInputFormat ff_redspark_demuxer
static int redspark_read_packet(AVFormatContext *s, AVPacket *pkt)
int64_t duration
Decoding: duration of the stream, in stream time base.
int sample_rate
Audio only.
uint64_t_TMPL AV_WL64 unsigned int_TMPL AV_WL32 unsigned int_TMPL AV_WL24 unsigned int_TMPL AV_WL16 uint64_t_TMPL AV_RB64
void * priv_data
Format private data.
static av_always_inline int bytestream2_seek(GetByteContext *g, int offset, int whence)
uint8_t * extradata
Extra binary data needed for initializing the decoder, codec-dependent.
AVCodecParameters * codecpar
Codec parameters associated with this stream.
int avio_feof(AVIOContext *s)
feof() equivalent for AVIOContext.
This structure stores compressed data.