61 for(
a = 0;
a < 256;
a++){
62 palette[
a] = 0xFF
U << 24 | bytestream2_get_be24u(&ctx->
g) * 4;
63 palette[
a] |= palette[
a] >> 6 & 0x30303;
70 void *
data,
int *got_frame,
77 int remaining = avctx->
width;
78 int wrap_to_next_line;
98 switch(block_type = bytestream2_get_byte(&vid->
g)){
108 yoffset = bytestream2_get_le16(&vid->
g);
109 if(yoffset >= avctx->
height)
115 while((code = bytestream2_get_byte(&vid->
g))){
119 while(length > remaining){
123 memset(dst, bytestream2_peek_byte(&vid->
g), remaining);
125 dst += remaining + wrap_to_next_line;
126 remaining = avctx->
width;
135 memset(dst, bytestream2_get_byte(&vid->
g), length);
157 .
name =
"bethsoftvid",
#define AVERROR_INVALIDDATA
Invalid data found when processing input.
This structure describes decoded (raw) audio or video data.
ptrdiff_t const GLvoid * data
static av_cold int init(AVCodecContext *avctx)
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
AVFrame * av_frame_alloc(void)
Allocate an AVFrame and set its fields to default values.
8 bit with AV_PIX_FMT_RGB32 palette
static av_cold int end(AVCodecContext *avctx)
int av_frame_ref(AVFrame *dst, const AVFrame *src)
Set up a new reference to the data described by the source frame.
#define CODEC_CAP_DR1
Codec uses get_buffer() for allocating buffers and supports custom allocators.
#define AV_LOG_ERROR
Something went wrong and cannot losslessly be recovered.
void av_frame_free(AVFrame **frame)
Free the frame and any dynamically allocated objects in it, e.g.
#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)
enum AVPacketSideDataType type
const char * name
Name of the codec implementation.
static int bethsoftvid_decode_frame(AVCodecContext *avctx, void *data, int *got_frame, AVPacket *avpkt)
Libavcodec external API header.
static void frame_end(MpegEncContext *s)
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...
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)
int linesize[AV_NUM_DATA_POINTERS]
For video, size in bytes of each picture line.
main external API structure.
int palette_has_changed
Tell user application that palette has changed from previous frame.
uint8_t * data[AV_NUM_DATA_POINTERS]
pointer to the picture/channel planes.
static int decode(AVCodecContext *avctx, void *data, int *got_sub, AVPacket *avpkt)
AVPacketSideData * side_data
Additional packet data that can be provided by the container.
common internal api header.
common internal and external API header
This structure stores compressed data.