60 int buf_size = avpkt->
size;
62 const unsigned char *encoded = buf;
63 unsigned char *pixptr, *pixptr_end;
65 unsigned int dlen, p, row;
66 const unsigned char *lp, *dp, *ep;
69 unsigned int planes =
c->planes;
70 unsigned char *planemap =
c->planemap;
79 ep = encoded + buf_size;
86 for (p = 0; p <
planes; p++) {
88 lp = encoded + p * (
height << 1);
91 for (row = 0; row <
height; row++) {
94 if (ep - lp < row * 2 + 2)
96 dlen =
av_be2ne16(*(
const unsigned short *)(lp + row * 2));
101 if ((count = *dp++) <= 127) {
104 if (pixptr_end - pixptr < count * px_inc)
114 if (pixptr_end - pixptr < count * px_inc)
AVCodec ff_eightbps_decoder
static enum AVPixelFormat pixfmt_rgb24[]
static av_cold int decode_init(AVCodecContext *avctx)
static int decode_frame(AVCodecContext *avctx, void *data, int *got_frame, AVPacket *avpkt)
Libavcodec external API header.
uint8_t * av_packet_get_side_data(const AVPacket *pkt, enum AVPacketSideDataType type, buffer_size_t *size)
static av_cold int init(AVCodecContext *avctx)
int ff_get_buffer(AVCodecContext *avctx, AVFrame *frame, int flags)
Get a buffer for a frame.
int ff_get_format(AVCodecContext *avctx, const enum AVPixelFormat *fmt)
Select the (possibly hardware accelerated) pixel format.
static void decode(AVCodecContext *dec_ctx, AVPacket *pkt, AVFrame *frame, FILE *outfile)
#define AV_CODEC_CAP_DR1
Codec uses get_buffer() or get_encode_buffer() for allocating buffers and supports custom allocators.
@ AV_PKT_DATA_PALETTE
An AV_PKT_DATA_PALETTE side data packet contains exactly AVPALETTE_SIZE bytes worth of palette.
#define AVERROR_INVALIDDATA
Invalid data found when processing input.
#define AV_LOG_ERROR
Something went wrong and cannot losslessly be recovered.
common internal API header
#define NULL_IF_CONFIG_SMALL(x)
Return NULL if CONFIG_SMALL is true, otherwise the argument without modification.
static const struct @322 planes[]
#define AV_PIX_FMT_0RGB32
AVPixelFormat
Pixel format.
@ AV_PIX_FMT_PAL8
8 bits with AV_PIX_FMT_RGB32 palette
@ AV_PIX_FMT_BGR24
packed RGB 8:8:8, 24bpp, BGRBGR...
main external API structure.
enum AVPixelFormat pix_fmt
Pixel format, see AV_PIX_FMT_xxx.
int bits_per_coded_sample
bits per sample/pixel from the demuxer (needed for huffyuv).
const char * name
Name of the codec implementation.
This structure describes decoded (raw) audio or video data.
uint8_t * data[AV_NUM_DATA_POINTERS]
pointer to the picture/channel planes.
int palette_has_changed
Tell user application that palette has changed from previous frame.
int linesize[AV_NUM_DATA_POINTERS]
For video, size in bytes of each picture line.
This structure stores compressed data.
unsigned char planemap[4]