39 if (buf[2] !=
':' || buf[5] !=
':' || buf[8] !=
'.')
46 return ms - packet_time;
52 int buf_size = avpkt->
size;
54 const uint8_t *buf_end = buf + buf_size;
57 int64_t packet_time = 0;
61 memset(sub, 0,
sizeof(*sub));
64 if (buf_size < 27 + 7 * 2 + 4 * (3 + has_alpha)) {
70 if (buf[0] !=
'[' || buf[13] !=
'-' || buf[26] !=
']') {
81 w = bytestream_get_le16(&buf);
82 h = bytestream_get_le16(&buf);
85 x = bytestream_get_le16(&buf);
86 y = bytestream_get_le16(&buf);
88 bytestream_get_le16(&buf);
89 bytestream_get_le16(&buf);
94 bytestream_get_le16(&buf);
101 if (!sub->
rects[0]) {
123 ((uint32_t*)sub->
rects[0]->
data[1])[i] = bytestream_get_be24(&buf);
128 ((uint32_t *)sub->
rects[0]->
data[1])[i] |= 0xff000000;
131 ((uint32_t *)sub->
rects[0]->
data[1])[i] |= *buf++ << 24;
139 rect = sub->
rects[0];
140 for (j = 0; j < 4; j++) {
151 for (y = 0; y < h; y++) {
153 if (y == (h + 1) / 2) bitmap = sub->
rects[0]->
data[0] + w;
154 for (x = 0; x < w; ) {
158 run =
FFMIN(run, w - x);
160 if (!run) run = w - x;
161 memset(bitmap, color, run);
void * av_malloc(size_t size)
Allocate a block of size bytes with alignment suitable for all memory accesses (including vectors if ...
int x
top left corner of pict, undefined when pict is not set
static unsigned int get_bits(GetBitContext *s, int n)
Read 1-25 bits.
int nb_colors
number of colors in pict, undefined when pict is not set
av_log(ac->avr, AV_LOG_TRACE, "%d samples - audio_convert: %s to %s (%s)\, len, av_get_sample_fmt_name(ac->in_fmt), av_get_sample_fmt_name(ac->out_fmt), use_generic ? ac->func_descr_generic :ac->func_descr)
enum AVPixelFormat pix_fmt
Pixel format, see AV_PIX_FMT_xxx.
attribute_deprecated AVPicture pict
void av_freep(void *arg)
Free a memory block which has been allocated with av_malloc(z)() or av_realloc() and set the pointer ...
int w
width of pict, undefined when pict is not set
8 bits with AV_PIX_FMT_RGB32 palette
attribute_deprecated int linesize[AV_NUM_DATA_POINTERS]
number of bytes per line
static const uint8_t tc_muls[9]
bitstream reader API header.
const uint8_t ff_log2_tab[256]
int h
height of pict, undefined when pict is not set
int64_t av_rescale_q(int64_t a, AVRational bq, AVRational cq)
Rescale a 64-bit integer by 2 rational numbers.
#define AV_LOG_ERROR
Something went wrong and cannot losslessly be recovered.
static av_cold int decode_init(AVCodecContext *avctx)
int y
top left corner of pict, undefined when pict is not set
#define NULL_IF_CONFIG_SMALL(x)
Return NULL if CONFIG_SMALL is true, otherwise the argument without modification. ...
static int decode_frame(AVCodecContext *avctx, void *data, int *data_size, AVPacket *avpkt)
static int64_t parse_timecode(const uint8_t *buf, int64_t packet_time)
const char * name
Name of the codec implementation.
static const uint8_t tc_offsets[9]
uint32_t end_display_time
int av_image_check_size(unsigned int w, unsigned int h, int log_offset, void *log_ctx)
Check if the given dimension of an image is valid, meaning that all bytes of the image can be address...
A bitmap, pict will be set.
static unsigned int show_bits(GetBitContext *s, int n)
Show 1-25 bits.
attribute_deprecated uint8_t * data[AV_NUM_DATA_POINTERS]
uint8_t * data[4]
data+linesize for the bitmap of this subtitle.
Libavcodec external API header.
#define AV_TIME_BASE_Q
Internal time base represented as fractional value.
main external API structure.
unsigned int codec_tag
fourcc (LSB first, so "ABCD" -> ('D'<<24) + ('C'<<16) + ('B'<<8) + 'A').
static const uint8_t color[NB_LEVELS]
rational number numerator/denominator
static int init_get_bits(GetBitContext *s, const uint8_t *buffer, int bit_size)
Initialize GetBitContext.
#define FF_DISABLE_DEPRECATION_WARNINGS
uint32_t start_display_time
#define FF_ENABLE_DEPRECATION_WARNINGS
static const uint8_t * align_get_bits(GetBitContext *s)
#define MKTAG(a, b, c, d)
This structure stores compressed data.
void * av_mallocz(size_t size)
Allocate a block of size bytes with alignment suitable for all memory accesses (including vectors if ...
int64_t pts
Presentation timestamp in AVStream->time_base units; the time at which the decompressed packet will b...
#define AV_NOPTS_VALUE
Undefined timestamp value.