* Update decoding state * @param ctx decoder context * @param sy_f the interval length (frequency of the symbol) * @param lt_f the lower end (frequ

return -1 if error or EOF. Return 0 if OK. */

* Calculates HMAC-SHA2 digest for RTMP handshake packets. * * @param src input buffer * @param len input buffer length (should be 1536) * @p

* generic motion compensation function * * @param r decoder context * @param block_type type of the current block * @param xoff horizontal offset

* @param stride the number of MVs to get to the next row * @param mv_step the number of MVs per row or column in a macroblock */

* write unsigned exp golomb code. */

* write unsigned golomb rice code (jpegls). */

pause or resume the video */

* Evaluate sqrt(x << 24). x must fit in 20 bits. This value is evaluated in an * odd way to make the output identical to the binary decoder. */

convert Ultimotion YUV block (sixteen 6-bit Y samples and two 4-bit chroma samples) into standard YUV and put it into frame */

* Mark a picture as no longer needed for reference. The refmask * argument allows unreferencing of individual fields or the whole frame. * If the pi

read pixel value from stream */

* Write one code to stream * @param s LZW state * @param c code to write */

* sets the given MpegEncContext to common defaults (same for encoding and decoding). * the changed fields will not depend upon the prior state of the

* Initializes some tables. * note: This function must remain thread safe because it is called by the * AVParser init code. */

* Add entry to directory in tiff header. * @param s Tiff context * @param tag Tag that identifies the entry * @param type Entry type * @param coun

* Apply AAC-Main style frequency domain prediction. */

write the header (used two times if non streamed) */

FIXME write a reversed bitstream reader to avoid the double reverse

get the current audio output buffer size, in samples. With SDL, we cannot have a precise information */

this is based on the reference AES code by Paulo Barreto and Vincent Rijmen

* Initializes a CRC table. * @param ctx must be an array of size sizeof(AVCRC)*257 or sizeof(AVCRC)*1024 * @param cts_size size of ctx in bytes * @

Discard data from the FIFO. */

* Interleaves an AVPacket correctly so it can be muxed. * @param out the interleaved packet will be output here * @param in the input packet * @par