56 0, 0, 0, 0, 0, 0, 0, 0,
57 0, 0, 0, 0, 0, 0, 0, 0,
58 0, 0, 0, -30210, -27853, -25680, -23677, -21829,
59 -20126, -18556, -17108, -15774, -14543, -13408, -12362, -11398,
60 -10508, -9689, -8933, -8236, -7593, -7001, -6455, -5951,
61 -5487, -5059, -4664, -4300, -3964, -3655, -3370, -3107,
62 -2865, -2641, -2435, -2245, -2070, -1908, -1759, -1622,
63 -1495, -1379, -1271, -1172, -1080, -996, -918, -847,
64 -781, -720, -663, -612, -564, -520, -479, -442,
65 -407, -376, -346, -319, -294, -271, -250, -230,
66 -212, -196, -181, -166, -153, -141, -130, -120,
67 -111, -102, -94, -87, -80, -74, -68, -62,
68 -58, -53, -49, -45, -41, -38, -35, -32,
69 -30, -27, -25, -23, -21, -20, -18, -17,
70 -15, -14, -13, -12, -11, -10, -9, -8,
71 -7, -6, -5, -4, -3, -2, -1, 0,
72 0, 1, 2, 3, 4, 5, 6, 7,
73 8, 9, 10, 11, 12, 13, 14, 15,
74 17, 18, 20, 21, 23, 25, 27, 30,
75 32, 35, 38, 41, 45, 49, 53, 58,
76 62, 68, 74, 80, 87, 94, 102, 111,
77 120, 130, 141, 153, 166, 181, 196, 212,
78 230, 250, 271, 294, 319, 346, 376, 407,
79 442, 479, 520, 564, 612, 663, 720, 781,
80 847, 918, 996, 1080, 1172, 1271, 1379, 1495,
81 1622, 1759, 1908, 2070, 2245, 2435, 2641, 2865,
82 3107, 3370, 3655, 3964, 4300, 4664, 5059, 5487,
83 5951, 6455, 7001, 7593, 8236, 8933, 9689, 10508,
84 11398, 12362, 13408, 14543, 15774, 17108, 18556, 20126,
85 21829, 23677, 25680, 27853, 30210, 0, 0, 0,
86 0, 0, 0, 0, 0, 0, 0, 0,
87 0, 0, 0, 0, 0, 0, 0, 0
102 for (i = 0; i < 3; ++i) {
119 unsigned char *dst,
int dst_size)
121 int b, huff_code = 0;
122 unsigned char huff_code_table[15];
123 unsigned char *dst_cur = dst;
124 unsigned char *dst_end = dst + dst_size;
125 const unsigned char *src_end = src + src_size;
127 memcpy(huff_code_table, src, 15);
131 while (src < src_end) {
133 if ((huff_code >> 4) == 15) {
136 *dst_cur++ = b | (huff_code >> 4);
138 *dst_cur++ = huff_code_table[huff_code >> 4];
139 if (dst_cur >= dst_end)
143 if (huff_code == 15) {
146 *dst_cur++ = huff_code_table[huff_code];
147 if (dst_cur >= dst_end)
151 return dst_cur - dst;
155 unsigned char *dst,
int dst_size)
158 int i, sz, offset, code;
159 unsigned char *dst_end = dst + dst_size, *dst_start = dst;
160 const unsigned char *src_end = src + src_size;
162 while (src < src_end && dst < dst_end) {
164 for (i = 0; i < 8 && src < src_end && dst < dst_end; ++i) {
165 if (code & (1 << i)) {
171 if ((
int)(dst - dst_start) < offset + 1)
173 sz = (cmd & 0xF) + 2;
177 sz =
FFMIN(sz, dst_end - dst);
179 *dst = *(dst - offset - 1);
190 unsigned char *dst,
int dst_size)
193 unsigned char *dst_end = dst + dst_size;
194 const unsigned char *src_end = src + src_size;
196 while (src < src_end && dst < dst_end) {
202 memset(dst, *src++,
FFMIN(len, dst_end - dst));
205 memcpy(dst, src,
FFMIN3(len, dst_end - dst, src_end - src));
213 void *
data,
int *data_size,
216 const uint8_t *buf = avpkt->
data;
217 int buf_size = avpkt->
size;
219 int i, y, palette_type, palette_colors_count,
220 bitmap_frame_type, bitmap_frame_size, res = 0;
222 palette_type = buf[0];
223 palette_colors_count =
AV_RL16(buf+1);
224 bitmap_frame_type = buf[3];
227 bitmap_frame_size = buf_size - 4;
230 if (bitmap_frame_size < palette_colors_count * (3 + (palette_type != 0)))
232 if (palette_type == 0) {
233 if (palette_colors_count > 256)
235 for (i = 0; i < palette_colors_count; ++i) {
236 cin->
palette[i] = bytestream_get_le24(&buf);
237 bitmap_frame_size -= 3;
240 for (i = 0; i < palette_colors_count; ++i) {
243 bitmap_frame_size -= 4;
251 switch (bitmap_frame_type) {
302 "delphinecinvideo: reget_buffer() failed to allocate a frame\n");
330 for (i = 0; i < 3; ++i)
356 int *got_frame_ptr,
AVPacket *avpkt)
358 const uint8_t *buf = avpkt->
data;
360 const uint8_t *buf_end = buf + avpkt->
size;
379 while (buf < buf_end) {
381 delta = av_clip_int16(delta);
394 .
name =
"dsicinvideo",
406 .
name =
"dsicinaudio",
void * av_mallocz(size_t size)
Allocate a block of size bytes with alignment suitable for all memory accesses (including vectors if ...
enum PixelFormat pix_fmt
Pixel format, see PIX_FMT_xxx.
#define AVERROR_INVALIDDATA
Invalid data found when processing input.
#define FF_BUFFER_HINTS_VALID
int buffer_hints
codec suggestion on buffer type if != 0
void(* release_buffer)(struct AVCodecContext *c, AVFrame *pic)
Called to release buffers which were allocated with get_buffer.
AVFrame * coded_frame
the picture in the bitstream
static av_cold int cinvideo_decode_init(AVCodecContext *avctx)
static int cinaudio_decode_frame(AVCodecContext *avctx, void *data, int *got_frame_ptr, AVPacket *avpkt)
int(* reget_buffer)(struct AVCodecContext *c, AVFrame *pic)
Called at the beginning of a frame to get cr buffer for it.
static int decode(MimicContext *ctx, int quality, int num_coeffs, int is_iframe)
static int cin_decode_lzss(const unsigned char *src, int src_size, unsigned char *dst, int dst_size)
enum AVSampleFormat sample_fmt
audio sample format
static void cin_decode_rle(const unsigned char *src, int src_size, unsigned char *dst, int dst_size)
static int init(AVCodecParserContext *s)
#define CODEC_CAP_DR1
Codec uses get_buffer() for allocating buffers and supports custom allocators.
void av_free(void *ptr)
Free a memory block which has been allocated with av_malloc(z)() or av_realloc(). ...
#define NULL_IF_CONFIG_SMALL(x)
Return NULL if CONFIG_SMALL is true, otherwise the argument without modification. ...
uint8_t * bitmap_table[3]
struct CinVideoContext CinVideoContext
void av_log(void *avcl, int level, const char *fmt,...)
const char * name
Name of the codec implementation.
static const int16_t cinaudio_delta16_table[256]
AVCodec ff_dsicinaudio_decoder
int width
picture width / height.
struct AVFrame AVFrame
Audio Video Frame.
int ff_get_buffer(AVCodecContext *avctx, AVFrame *frame)
#define FF_BUFFER_HINTS_REUSABLE
#define AVERROR_PATCHWELCOME
Not yet implemented in Libav, patches welcome.
static av_cold int cinvideo_decode_end(AVCodecContext *avctx)
int linesize[AV_NUM_DATA_POINTERS]
Size, in bytes, of the data for each picture/channel plane.
static int cinvideo_decode_frame(AVCodecContext *avctx, void *data, int *data_size, AVPacket *avpkt)
void av_log_ask_for_sample(void *avc, const char *msg,...) av_printf_format(2
Log a generic warning message asking for a sample.
main external API structure.
static void close(AVCodecParserContext *s)
#define AV_LOG_ERROR
Something went wrong and cannot losslessly be recovered.
#define FF_BUFFER_HINTS_PRESERVE
int palette_has_changed
Tell user application that palette has changed from previous frame.
struct CinAudioContext CinAudioContext
static av_const int sign_extend(int val, unsigned bits)
uint8_t * data[AV_NUM_DATA_POINTERS]
pointer to the picture/channel planes.
static void cin_apply_delta_data(const unsigned char *src, unsigned char *dst, int size)
common internal api header.
8 bit with PIX_FMT_RGB32 palette
static int cin_decode_huffman(const unsigned char *src, int src_size, unsigned char *dst, int dst_size)
int channels
number of audio channels
static av_cold int cinaudio_decode_init(AVCodecContext *avctx)
void avcodec_get_frame_defaults(AVFrame *pic)
Set the fields of the given AVFrame to default values.
AVCodec ff_dsicinvideo_decoder
#define FFSWAP(type, a, b)
int nb_samples
number of audio samples (per channel) described by this frame