30 #include "libavutil/common.h"
57 for(
a = 0;
a < 256;
a++){
58 palette[
a] = 0xFF
U << 24 | bytestream2_get_be24u(&ctx->
g) * 4;
59 palette[
a] |= palette[
a] >> 6 & 0x30303;
66 void *
data,
int *got_frame,
73 int remaining = avctx->
width;
74 int wrap_to_next_line;
94 switch(block_type = bytestream2_get_byte(&vid->
g)){
104 yoffset = bytestream2_get_le16(&vid->
g);
105 if(yoffset >= avctx->
height)
111 while((code = bytestream2_get_byte(&vid->
g))){
115 while(length > remaining){
119 memset(dst, bytestream2_peek_byte(&vid->
g), remaining);
121 dst += remaining + wrap_to_next_line;
122 remaining = avctx->
width;
131 memset(dst, bytestream2_get_byte(&vid->
g), length);
153 .
name =
"bethsoftvid",
This structure describes decoded (raw) audio or video data.
static av_cold int init(AVCodecContext *avctx)
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...
enum AVPixelFormat pix_fmt
Pixel format, see AV_PIX_FMT_xxx.
static av_always_inline void bytestream2_init(GetByteContext *g, const uint8_t *buf, int buf_size)
AVCodec ff_bethsoftvid_decoder
if((e=av_dict_get(options,"", NULL, AV_DICT_IGNORE_SUFFIX)))
static av_cold int end(AVCodecContext *avctx)
const char * name
Name of the codec implementation.
int av_frame_ref(AVFrame *dst, AVFrame *src)
Setup a new reference to the data described by a given frame.
#define CODEC_CAP_DR1
Codec uses get_buffer() for allocating buffers and supports custom allocators.
struct AVPacket::@25 * side_data
Additional packet data that can be provided by the container.
#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. ...
static av_always_inline unsigned int bytestream2_get_buffer(GetByteContext *g, uint8_t *dst, unsigned int size)
static av_always_inline unsigned int bytestream2_get_bytes_left(GetByteContext *g)
static int bethsoftvid_decode_frame(AVCodecContext *avctx, void *data, int *got_frame, AVPacket *avpkt)
Libavcodec external API header.
int ff_reget_buffer(AVCodecContext *avctx, AVFrame *frame)
Identical in function to av_frame_make_writable(), except it uses ff_get_buffer() to allocate the buf...
void av_frame_unref(AVFrame *frame)
Unreference all the buffers referenced by frame and reset the frame fields.
int width
picture width / height.
static int set_palette(BethsoftvidContext *ctx)
static av_always_inline int bytestream2_tell(GetByteContext *g)
static av_cold int bethsoftvid_decode_end(AVCodecContext *avctx)
static av_cold int bethsoftvid_decode_init(AVCodecContext *avctx)
main external API structure.
static void close(AVCodecParserContext *s)
void avcodec_get_frame_defaults(AVFrame *frame)
Set the fields of the given AVFrame to default values.
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.
common internal api header.
#define AVERROR_INVALIDDATA
static int decode(AVCodecContext *avctx, void *data, int *got_frame, AVPacket *avpkt)
enum AVPacketSideDataType type
8 bit with PIX_FMT_RGB32 palette
This structure stores compressed data.
uint8_t * data[AV_NUM_DATA_POINTERS]
pointer to the picture/channel planes.