41 memcpy(avctx->
extradata,
"\0\0\0\x18""APRGAPRG0001", 16);
53 const AVFrame *pic,
int *got_packet)
56 int i, j, skip,
ret,
size, interlaced;
60 if (avctx->
height == 486) {
65 size = 2 * avctx->
width * (avctx->
height + skip) + 8 * interlaced;
70 dst += avctx->
width * skip;
76 for (i = 0; i <= interlaced; i++) {
77 if (interlaced && avctx->
height == 486) {
82 dst += avctx->
width * skip + 4 * i;
83 for (j = 0; j < avctx->
height; j += interlaced + 1) {
84 memcpy(dst, src, avctx->
width * 2);
85 src += (interlaced + 1) * pic->
linesize[0];
86 dst += avctx->
width * 2;
int ff_alloc_packet2(AVCodecContext *avctx, AVPacket *avpkt, int64_t size)
Check AVPacket size and/or allocate data.
This structure describes decoded (raw) audio or video data.
AVFrame * avcodec_alloc_frame(void)
Allocate an AVFrame and set its fields to default values.
void av_log(void *avcl, int level, const char *fmt,...) av_printf_format(3
Send the specified message to the log if the level is less than or equal to the current av_log_level...
uint8_t * extradata
some codecs need / can use extradata like Huffman tables.
void av_freep(void *ptr)
Free a memory block which has been allocated with av_malloc(z)() or av_realloc() and set the pointer ...
const char * name
Name of the codec implementation.
#define AV_PKT_FLAG_KEY
The packet contains a keyframe.
#define AV_LOG_ERROR
Something went wrong and cannot losslessly be recovered.
static av_cold int avui_encode_init(AVCodecContext *avctx)
#define NULL_IF_CONFIG_SMALL(x)
Return NULL if CONFIG_SMALL is true, otherwise the argument without modification. ...
Libavcodec external API header.
AVPixelFormat
Pixel format.
int flags
A combination of AV_PKT_FLAG values.
#define FF_INPUT_BUFFER_PADDING_SIZE
Required number of additionally allocated bytes at the end of the input bitstream for decoding...
enum AVPictureType pict_type
Picture type of the frame.
int width
picture width / height.
main external API structure.
AVFrame * coded_frame
the picture in the bitstream
int linesize[AV_NUM_DATA_POINTERS]
For video, size in bytes of each picture line.
static int avui_encode_frame(AVCodecContext *avctx, AVPacket *pkt, const AVFrame *pic, int *got_packet)
common internal api header.
static av_cold int avui_encode_close(AVCodecContext *avctx)
#define CODEC_CAP_EXPERIMENTAL
Codec is experimental and is thus avoided in favor of non experimental encoders.
packed YUV 4:2:2, 16bpp, Cb Y0 Cr Y1
int key_frame
1 -> keyframe, 0-> not
enum AVFieldOrder field_order
Field order.
This structure stores compressed data.
uint8_t * data[AV_NUM_DATA_POINTERS]
pointer to the picture/channel planes.
void * av_mallocz(size_t size) av_malloc_attrib 1(1)
Allocate a block of size bytes with alignment suitable for all memory accesses (including vectors if ...