mirror of https://git.ffmpeg.org/ffmpeg.git
Merge remote-tracking branch 'qatar/master'
* qatar/master: rtmpproto: Fix assignments in if() lavf: Fix assignments in if() svq1enc: Fix assignments in if() lavc: Fix assignments in if() when calling ff_af_queue_add h264: Fix assignments in if() truemotion2: cosmetics, reformat Conflicts: libavcodec/svq1enc.c libavcodec/truemotion2.c Merged-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer
commit
57d59e82cb
|
|
@ -31,14 +31,31 @@
|
|||
|
||||
#define TM2_ESCAPE 0x80000000
|
||||
#define TM2_DELTAS 64
|
||||
/* Huffman-coded streams of different types of blocks */
|
||||
enum TM2_STREAMS{ TM2_C_HI = 0, TM2_C_LO, TM2_L_HI, TM2_L_LO,
|
||||
TM2_UPD, TM2_MOT, TM2_TYPE, TM2_NUM_STREAMS};
|
||||
/* Block types */
|
||||
enum TM2_BLOCKS{ TM2_HI_RES = 0, TM2_MED_RES, TM2_LOW_RES, TM2_NULL_RES,
|
||||
TM2_UPDATE, TM2_STILL, TM2_MOTION};
|
||||
|
||||
typedef struct TM2Context{
|
||||
/* Huffman-coded streams of different types of blocks */
|
||||
enum TM2_STREAMS {
|
||||
TM2_C_HI = 0,
|
||||
TM2_C_LO,
|
||||
TM2_L_HI,
|
||||
TM2_L_LO,
|
||||
TM2_UPD,
|
||||
TM2_MOT,
|
||||
TM2_TYPE,
|
||||
TM2_NUM_STREAMS
|
||||
};
|
||||
|
||||
/* Block types */
|
||||
enum TM2_BLOCKS {
|
||||
TM2_HI_RES = 0,
|
||||
TM2_MED_RES,
|
||||
TM2_LOW_RES,
|
||||
TM2_NULL_RES,
|
||||
TM2_UPDATE,
|
||||
TM2_STILL,
|
||||
TM2_MOTION
|
||||
};
|
||||
|
||||
typedef struct TM2Context {
|
||||
AVCodecContext *avctx;
|
||||
AVFrame pic;
|
||||
|
||||
|
|
@ -69,7 +86,7 @@ typedef struct TM2Context{
|
|||
/**
|
||||
* Huffman codes for each of streams
|
||||
*/
|
||||
typedef struct TM2Codes{
|
||||
typedef struct TM2Codes {
|
||||
VLC vlc; ///< table for FFmpeg bitstream reader
|
||||
int bits;
|
||||
int *recode; ///< table for converting from code indexes to values
|
||||
|
|
@ -79,7 +96,7 @@ typedef struct TM2Codes{
|
|||
/**
|
||||
* structure for gathering Huffman codes information
|
||||
*/
|
||||
typedef struct TM2Huff{
|
||||
typedef struct TM2Huff {
|
||||
int val_bits; ///< length of literal
|
||||
int max_bits; ///< maximum length of code
|
||||
int min_bits; ///< minimum length of code
|
||||
|
|
@ -94,16 +111,17 @@ typedef struct TM2Huff{
|
|||
static int tm2_read_tree(TM2Context *ctx, uint32_t prefix, int length, TM2Huff *huff)
|
||||
{
|
||||
int ret;
|
||||
if(length > huff->max_bits) {
|
||||
av_log(ctx->avctx, AV_LOG_ERROR, "Tree exceeded its given depth (%i)\n", huff->max_bits);
|
||||
if (length > huff->max_bits) {
|
||||
av_log(ctx->avctx, AV_LOG_ERROR, "Tree exceeded its given depth (%i)\n",
|
||||
huff->max_bits);
|
||||
return AVERROR_INVALIDDATA;
|
||||
}
|
||||
|
||||
if(!get_bits1(&ctx->gb)) { /* literal */
|
||||
if (!get_bits1(&ctx->gb)) { /* literal */
|
||||
if (length == 0) {
|
||||
length = 1;
|
||||
}
|
||||
if(huff->num >= huff->max_num) {
|
||||
if (huff->num >= huff->max_num) {
|
||||
av_log(ctx->avctx, AV_LOG_DEBUG, "Too many literals\n");
|
||||
return AVERROR_INVALIDDATA;
|
||||
}
|
||||
|
|
@ -129,29 +147,30 @@ static int tm2_build_huff_table(TM2Context *ctx, TM2Codes *code)
|
|||
huff.val_bits = get_bits(&ctx->gb, 5);
|
||||
huff.max_bits = get_bits(&ctx->gb, 5);
|
||||
huff.min_bits = get_bits(&ctx->gb, 5);
|
||||
huff.nodes = get_bits_long(&ctx->gb, 17);
|
||||
huff.num = 0;
|
||||
huff.nodes = get_bits_long(&ctx->gb, 17);
|
||||
huff.num = 0;
|
||||
|
||||
/* check for correct codes parameters */
|
||||
if((huff.val_bits < 1) || (huff.val_bits > 32) ||
|
||||
(huff.max_bits < 0) || (huff.max_bits > 25)) {
|
||||
av_log(ctx->avctx, AV_LOG_ERROR, "Incorrect tree parameters - literal length: %i, max code length: %i\n",
|
||||
huff.val_bits, huff.max_bits);
|
||||
if ((huff.val_bits < 1) || (huff.val_bits > 32) ||
|
||||
(huff.max_bits < 0) || (huff.max_bits > 25)) {
|
||||
av_log(ctx->avctx, AV_LOG_ERROR, "Incorrect tree parameters - literal "
|
||||
"length: %i, max code length: %i\n", huff.val_bits, huff.max_bits);
|
||||
return AVERROR_INVALIDDATA;
|
||||
}
|
||||
if((huff.nodes <= 0) || (huff.nodes > 0x10000)) {
|
||||
av_log(ctx->avctx, AV_LOG_ERROR, "Incorrect number of Huffman tree nodes: %i\n", huff.nodes);
|
||||
if ((huff.nodes <= 0) || (huff.nodes > 0x10000)) {
|
||||
av_log(ctx->avctx, AV_LOG_ERROR, "Incorrect number of Huffman tree "
|
||||
"nodes: %i\n", huff.nodes);
|
||||
return AVERROR_INVALIDDATA;
|
||||
}
|
||||
/* one-node tree */
|
||||
if(huff.max_bits == 0)
|
||||
if (huff.max_bits == 0)
|
||||
huff.max_bits = 1;
|
||||
|
||||
/* allocate space for codes - it is exactly ceil(nodes / 2) entries */
|
||||
huff.max_num = (huff.nodes + 1) >> 1;
|
||||
huff.nums = av_mallocz(huff.max_num * sizeof(int));
|
||||
huff.bits = av_mallocz(huff.max_num * sizeof(uint32_t));
|
||||
huff.lens = av_mallocz(huff.max_num * sizeof(int));
|
||||
huff.nums = av_mallocz(huff.max_num * sizeof(int));
|
||||
huff.bits = av_mallocz(huff.max_num * sizeof(uint32_t));
|
||||
huff.lens = av_mallocz(huff.max_num * sizeof(int));
|
||||
|
||||
res = tm2_read_tree(ctx, 0, 0, &huff);
|
||||
|
||||
|
|
@ -162,19 +181,19 @@ static int tm2_build_huff_table(TM2Context *ctx, TM2Codes *code)
|
|||
}
|
||||
|
||||
/* convert codes to vlc_table */
|
||||
if(res >= 0) {
|
||||
if (res >= 0) {
|
||||
int i;
|
||||
|
||||
res = init_vlc(&code->vlc, huff.max_bits, huff.max_num,
|
||||
huff.lens, sizeof(int), sizeof(int),
|
||||
huff.bits, sizeof(uint32_t), sizeof(uint32_t), 0);
|
||||
if(res < 0)
|
||||
huff.lens, sizeof(int), sizeof(int),
|
||||
huff.bits, sizeof(uint32_t), sizeof(uint32_t), 0);
|
||||
if (res < 0)
|
||||
av_log(ctx->avctx, AV_LOG_ERROR, "Cannot build VLC table\n");
|
||||
else {
|
||||
code->bits = huff.max_bits;
|
||||
code->length = huff.max_num;
|
||||
code->recode = av_malloc(code->length * sizeof(int));
|
||||
for(i = 0; i < code->length; i++)
|
||||
for (i = 0; i < code->length; i++)
|
||||
code->recode[i] = huff.nums[i];
|
||||
}
|
||||
}
|
||||
|
|
@ -189,7 +208,7 @@ static int tm2_build_huff_table(TM2Context *ctx, TM2Codes *code)
|
|||
static void tm2_free_codes(TM2Codes *code)
|
||||
{
|
||||
av_free(code->recode);
|
||||
if(code->vlc.table)
|
||||
if (code->vlc.table)
|
||||
ff_free_vlc(&code->vlc);
|
||||
}
|
||||
|
||||
|
|
@ -221,26 +240,27 @@ static inline int tm2_read_header(TM2Context *ctx, const uint8_t *buf)
|
|||
}
|
||||
}
|
||||
|
||||
static int tm2_read_deltas(TM2Context *ctx, int stream_id) {
|
||||
static int tm2_read_deltas(TM2Context *ctx, int stream_id)
|
||||
{
|
||||
int d, mb;
|
||||
int i, v;
|
||||
|
||||
d = get_bits(&ctx->gb, 9);
|
||||
d = get_bits(&ctx->gb, 9);
|
||||
mb = get_bits(&ctx->gb, 5);
|
||||
|
||||
if((d < 1) || (d > TM2_DELTAS) || (mb < 1) || (mb > 32)) {
|
||||
if ((d < 1) || (d > TM2_DELTAS) || (mb < 1) || (mb > 32)) {
|
||||
av_log(ctx->avctx, AV_LOG_ERROR, "Incorrect delta table: %i deltas x %i bits\n", d, mb);
|
||||
return AVERROR_INVALIDDATA;
|
||||
}
|
||||
|
||||
for(i = 0; i < d; i++) {
|
||||
for (i = 0; i < d; i++) {
|
||||
v = get_bits_long(&ctx->gb, mb);
|
||||
if(v & (1 << (mb - 1)))
|
||||
if (v & (1 << (mb - 1)))
|
||||
ctx->deltas[stream_id][i] = v - (1 << mb);
|
||||
else
|
||||
ctx->deltas[stream_id][i] = v;
|
||||
}
|
||||
for(; i < TM2_DELTAS; i++)
|
||||
for (; i < TM2_DELTAS; i++)
|
||||
ctx->deltas[stream_id][i] = 0;
|
||||
|
||||
return 0;
|
||||
|
|
@ -264,7 +284,7 @@ static int tm2_read_stream(TM2Context *ctx, const uint8_t *buf, int stream_id, i
|
|||
len = bytestream2_get_be32(&gb);
|
||||
skip = len * 4 + 4;
|
||||
|
||||
if(len == 0)
|
||||
if (len == 0)
|
||||
return 4;
|
||||
|
||||
if (len >= INT_MAX/4-1 || len < 0 || skip > buf_size) {
|
||||
|
|
@ -273,12 +293,12 @@ static int tm2_read_stream(TM2Context *ctx, const uint8_t *buf, int stream_id, i
|
|||
}
|
||||
|
||||
toks = bytestream2_get_be32(&gb);
|
||||
if(toks & 1) {
|
||||
if (toks & 1) {
|
||||
len = bytestream2_get_be32(&gb);
|
||||
if(len == TM2_ESCAPE) {
|
||||
if (len == TM2_ESCAPE) {
|
||||
len = bytestream2_get_be32(&gb);
|
||||
}
|
||||
if(len > 0) {
|
||||
if (len > 0) {
|
||||
pos = bytestream2_tell(&gb);
|
||||
if (skip <= pos)
|
||||
return AVERROR_INVALIDDATA;
|
||||
|
|
@ -290,7 +310,7 @@ static int tm2_read_stream(TM2Context *ctx, const uint8_t *buf, int stream_id, i
|
|||
}
|
||||
/* skip unused fields */
|
||||
len = bytestream2_get_be32(&gb);
|
||||
if(len == TM2_ESCAPE) { /* some unknown length - could be escaped too */
|
||||
if (len == TM2_ESCAPE) { /* some unknown length - could be escaped too */
|
||||
bytestream2_skip(&gb, 8); /* unused by decoder */
|
||||
} else {
|
||||
bytestream2_skip(&gb, 4); /* unused by decoder */
|
||||
|
|
@ -306,20 +326,20 @@ static int tm2_read_stream(TM2Context *ctx, const uint8_t *buf, int stream_id, i
|
|||
|
||||
toks >>= 1;
|
||||
/* check if we have sane number of tokens */
|
||||
if((toks < 0) || (toks > 0xFFFFFF)){
|
||||
if ((toks < 0) || (toks > 0xFFFFFF)) {
|
||||
av_log(ctx->avctx, AV_LOG_ERROR, "Incorrect number of tokens: %i\n", toks);
|
||||
tm2_free_codes(&codes);
|
||||
return AVERROR_INVALIDDATA;
|
||||
}
|
||||
ctx->tokens[stream_id] = av_realloc(ctx->tokens[stream_id], toks * sizeof(int));
|
||||
ctx->tokens[stream_id] = av_realloc(ctx->tokens[stream_id], toks * sizeof(int));
|
||||
ctx->tok_lens[stream_id] = toks;
|
||||
len = bytestream2_get_be32(&gb);
|
||||
if(len > 0) {
|
||||
if (len > 0) {
|
||||
pos = bytestream2_tell(&gb);
|
||||
if (skip <= pos)
|
||||
return AVERROR_INVALIDDATA;
|
||||
init_get_bits(&ctx->gb, buf + pos, (skip - pos) * 8);
|
||||
for(i = 0; i < toks; i++) {
|
||||
for (i = 0; i < toks; i++) {
|
||||
if (get_bits_left(&ctx->gb) <= 0) {
|
||||
av_log(ctx->avctx, AV_LOG_ERROR, "Incorrect number of tokens: %i\n", toks);
|
||||
return AVERROR_INVALIDDATA;
|
||||
|
|
@ -332,7 +352,7 @@ static int tm2_read_stream(TM2Context *ctx, const uint8_t *buf, int stream_id, i
|
|||
}
|
||||
}
|
||||
} else {
|
||||
for(i = 0; i < toks; i++) {
|
||||
for (i = 0; i < toks; i++) {
|
||||
ctx->tokens[stream_id][i] = codes.recode[0];
|
||||
if (stream_id <= TM2_MOT && ctx->tokens[stream_id][i] >= TM2_DELTAS) {
|
||||
av_log(ctx->avctx, AV_LOG_ERROR, "Invalid delta token index %d for type %d, n=%d\n",
|
||||
|
|
@ -346,12 +366,13 @@ static int tm2_read_stream(TM2Context *ctx, const uint8_t *buf, int stream_id, i
|
|||
return skip;
|
||||
}
|
||||
|
||||
static inline int GET_TOK(TM2Context *ctx,int type) {
|
||||
if(ctx->tok_ptrs[type] >= ctx->tok_lens[type]) {
|
||||
static inline int GET_TOK(TM2Context *ctx,int type)
|
||||
{
|
||||
if (ctx->tok_ptrs[type] >= ctx->tok_lens[type]) {
|
||||
av_log(ctx->avctx, AV_LOG_ERROR, "Read token from stream %i out of bounds (%i>=%i)\n", type, ctx->tok_ptrs[type], ctx->tok_lens[type]);
|
||||
return 0;
|
||||
}
|
||||
if(type <= TM2_MOT) {
|
||||
if (type <= TM2_MOT) {
|
||||
if (ctx->tokens[type][ctx->tok_ptrs[type]] >= TM2_DELTAS) {
|
||||
av_log(ctx->avctx, AV_LOG_ERROR, "token %d is too large\n", ctx->tokens[type][ctx->tok_ptrs[type]]);
|
||||
return 0;
|
||||
|
|
@ -403,15 +424,15 @@ static inline void tm2_apply_deltas(TM2Context *ctx, int* Y, int stride, int *de
|
|||
int ct, d;
|
||||
int i, j;
|
||||
|
||||
for(j = 0; j < 4; j++){
|
||||
for (j = 0; j < 4; j++){
|
||||
ct = ctx->D[j];
|
||||
for(i = 0; i < 4; i++){
|
||||
d = deltas[i + j * 4];
|
||||
ct += d;
|
||||
for (i = 0; i < 4; i++){
|
||||
d = deltas[i + j * 4];
|
||||
ct += d;
|
||||
last[i] += ct;
|
||||
Y[i] = av_clip_uint8(last[i]);
|
||||
Y[i] = av_clip_uint8(last[i]);
|
||||
}
|
||||
Y += stride;
|
||||
Y += stride;
|
||||
ctx->D[j] = ct;
|
||||
}
|
||||
}
|
||||
|
|
@ -419,11 +440,11 @@ static inline void tm2_apply_deltas(TM2Context *ctx, int* Y, int stride, int *de
|
|||
static inline void tm2_high_chroma(int *data, int stride, int *last, int *CD, int *deltas)
|
||||
{
|
||||
int i, j;
|
||||
for(j = 0; j < 2; j++){
|
||||
for(i = 0; i < 2; i++){
|
||||
CD[j] += deltas[i + j * 2];
|
||||
for (j = 0; j < 2; j++) {
|
||||
for (i = 0; i < 2; i++) {
|
||||
CD[j] += deltas[i + j * 2];
|
||||
last[i] += CD[j];
|
||||
data[i] = last[i];
|
||||
data[i] = last[i];
|
||||
}
|
||||
data += stride;
|
||||
}
|
||||
|
|
@ -435,14 +456,14 @@ static inline void tm2_low_chroma(int *data, int stride, int *clast, int *CD, in
|
|||
int l;
|
||||
int prev;
|
||||
|
||||
if(bx > 0)
|
||||
if (bx > 0)
|
||||
prev = clast[-3];
|
||||
else
|
||||
prev = 0;
|
||||
t = (CD[0] + CD[1]) >> 1;
|
||||
l = (prev - CD[0] - CD[1] + clast[1]) >> 1;
|
||||
CD[1] = CD[0] + CD[1] - t;
|
||||
CD[0] = t;
|
||||
t = (CD[0] + CD[1]) >> 1;
|
||||
l = (prev - CD[0] - CD[1] + clast[1]) >> 1;
|
||||
CD[1] = CD[0] + CD[1] - t;
|
||||
CD[0] = t;
|
||||
clast[0] = l;
|
||||
|
||||
tm2_high_chroma(data, stride, clast, CD, deltas);
|
||||
|
|
@ -455,15 +476,15 @@ static inline void tm2_hi_res_block(TM2Context *ctx, AVFrame *pic, int bx, int b
|
|||
TM2_INIT_POINTERS();
|
||||
|
||||
/* hi-res chroma */
|
||||
for(i = 0; i < 4; i++) {
|
||||
deltas[i] = GET_TOK(ctx, TM2_C_HI);
|
||||
for (i = 0; i < 4; i++) {
|
||||
deltas[i] = GET_TOK(ctx, TM2_C_HI);
|
||||
deltas[i + 4] = GET_TOK(ctx, TM2_C_HI);
|
||||
}
|
||||
tm2_high_chroma(U, Ustride, clast, ctx->CD, deltas);
|
||||
tm2_high_chroma(U, Ustride, clast, ctx->CD, deltas);
|
||||
tm2_high_chroma(V, Vstride, clast + 2, ctx->CD + 2, deltas + 4);
|
||||
|
||||
/* hi-res luma */
|
||||
for(i = 0; i < 16; i++)
|
||||
for (i = 0; i < 16; i++)
|
||||
deltas[i] = GET_TOK(ctx, TM2_L_HI);
|
||||
|
||||
tm2_apply_deltas(ctx, Y, Ystride, deltas, last);
|
||||
|
|
@ -485,7 +506,7 @@ static inline void tm2_med_res_block(TM2Context *ctx, AVFrame *pic, int bx, int
|
|||
tm2_low_chroma(V, Vstride, clast + 2, ctx->CD + 2, deltas, bx);
|
||||
|
||||
/* hi-res luma */
|
||||
for(i = 0; i < 16; i++)
|
||||
for (i = 0; i < 16; i++)
|
||||
deltas[i] = GET_TOK(ctx, TM2_L_HI);
|
||||
|
||||
tm2_apply_deltas(ctx, Y, Ystride, deltas, last);
|
||||
|
|
@ -508,7 +529,7 @@ static inline void tm2_low_res_block(TM2Context *ctx, AVFrame *pic, int bx, int
|
|||
tm2_low_chroma(V, Vstride, clast + 2, ctx->CD + 2, deltas, bx);
|
||||
|
||||
/* low-res luma */
|
||||
for(i = 0; i < 16; i++)
|
||||
for (i = 0; i < 16; i++)
|
||||
deltas[i] = 0;
|
||||
|
||||
deltas[ 0] = GET_TOK(ctx, TM2_L_LO);
|
||||
|
|
@ -516,7 +537,7 @@ static inline void tm2_low_res_block(TM2Context *ctx, AVFrame *pic, int bx, int
|
|||
deltas[ 8] = GET_TOK(ctx, TM2_L_LO);
|
||||
deltas[10] = GET_TOK(ctx, TM2_L_LO);
|
||||
|
||||
if(bx > 0)
|
||||
if (bx > 0)
|
||||
last[0] = (last[-1] - ctx->D[0] - ctx->D[1] - ctx->D[2] - ctx->D[3] + last[1]) >> 1;
|
||||
else
|
||||
last[0] = (last[1] - ctx->D[0] - ctx->D[1] - ctx->D[2] - ctx->D[3])>> 1;
|
||||
|
|
@ -548,18 +569,18 @@ static inline void tm2_null_res_block(TM2Context *ctx, AVFrame *pic, int bx, int
|
|||
tm2_low_chroma(V, Vstride, clast + 2, ctx->CD + 2, deltas, bx);
|
||||
|
||||
/* null luma */
|
||||
for(i = 0; i < 16; i++)
|
||||
for (i = 0; i < 16; i++)
|
||||
deltas[i] = 0;
|
||||
|
||||
ct = ctx->D[0] + ctx->D[1] + ctx->D[2] + ctx->D[3];
|
||||
|
||||
if(bx > 0)
|
||||
if (bx > 0)
|
||||
left = last[-1] - ct;
|
||||
else
|
||||
left = 0;
|
||||
|
||||
right = last[3];
|
||||
diff = right - left;
|
||||
right = last[3];
|
||||
diff = right - left;
|
||||
last[0] = left + (diff >> 2);
|
||||
last[1] = left + (diff >> 1);
|
||||
last[2] = right - (diff >> 2);
|
||||
|
|
@ -568,11 +589,11 @@ static inline void tm2_null_res_block(TM2Context *ctx, AVFrame *pic, int bx, int
|
|||
int tp = left;
|
||||
|
||||
ctx->D[0] = (tp + (ct >> 2)) - left;
|
||||
left += ctx->D[0];
|
||||
left += ctx->D[0];
|
||||
ctx->D[1] = (tp + (ct >> 1)) - left;
|
||||
left += ctx->D[1];
|
||||
left += ctx->D[1];
|
||||
ctx->D[2] = ((tp + ct) - (ct >> 2)) - left;
|
||||
left += ctx->D[2];
|
||||
left += ctx->D[2];
|
||||
ctx->D[3] = (tp + ct) - left;
|
||||
}
|
||||
tm2_apply_deltas(ctx, Y, Ystride, deltas, last);
|
||||
|
|
@ -584,12 +605,12 @@ static inline void tm2_still_block(TM2Context *ctx, AVFrame *pic, int bx, int by
|
|||
TM2_INIT_POINTERS_2();
|
||||
|
||||
/* update chroma */
|
||||
for(j = 0; j < 2; j++){
|
||||
for(i = 0; i < 2; i++){
|
||||
for (j = 0; j < 2; j++) {
|
||||
for (i = 0; i < 2; i++){
|
||||
U[i] = Uo[i];
|
||||
V[i] = Vo[i];
|
||||
}
|
||||
U += Ustride; V += Vstride;
|
||||
U += Ustride; V += Vstride;
|
||||
Uo += oUstride; Vo += oVstride;
|
||||
}
|
||||
U -= Ustride * 2;
|
||||
|
|
@ -603,12 +624,12 @@ static inline void tm2_still_block(TM2Context *ctx, AVFrame *pic, int bx, int by
|
|||
ctx->D[2] = Yo[3 + oYstride * 2] - Yo[3 + oYstride];
|
||||
ctx->D[3] = Yo[3 + oYstride * 3] - Yo[3 + oYstride * 2];
|
||||
|
||||
for(j = 0; j < 4; j++){
|
||||
for(i = 0; i < 4; i++){
|
||||
Y[i] = Yo[i];
|
||||
for (j = 0; j < 4; j++) {
|
||||
for (i = 0; i < 4; i++) {
|
||||
Y[i] = Yo[i];
|
||||
last[i] = Yo[i];
|
||||
}
|
||||
Y += Ystride;
|
||||
Y += Ystride;
|
||||
Yo += oYstride;
|
||||
}
|
||||
}
|
||||
|
|
@ -620,13 +641,15 @@ static inline void tm2_update_block(TM2Context *ctx, AVFrame *pic, int bx, int b
|
|||
TM2_INIT_POINTERS_2();
|
||||
|
||||
/* update chroma */
|
||||
for(j = 0; j < 2; j++){
|
||||
for(i = 0; i < 2; i++){
|
||||
for (j = 0; j < 2; j++) {
|
||||
for (i = 0; i < 2; i++) {
|
||||
U[i] = Uo[i] + GET_TOK(ctx, TM2_UPD);
|
||||
V[i] = Vo[i] + GET_TOK(ctx, TM2_UPD);
|
||||
}
|
||||
U += Ustride; V += Vstride;
|
||||
Uo += oUstride; Vo += oVstride;
|
||||
U += Ustride;
|
||||
V += Vstride;
|
||||
Uo += oUstride;
|
||||
Vo += oVstride;
|
||||
}
|
||||
U -= Ustride * 2;
|
||||
V -= Vstride * 2;
|
||||
|
|
@ -639,14 +662,14 @@ static inline void tm2_update_block(TM2Context *ctx, AVFrame *pic, int bx, int b
|
|||
ctx->D[2] = Yo[3 + oYstride * 2] - Yo[3 + oYstride];
|
||||
ctx->D[3] = Yo[3 + oYstride * 3] - Yo[3 + oYstride * 2];
|
||||
|
||||
for(j = 0; j < 4; j++){
|
||||
for (j = 0; j < 4; j++) {
|
||||
d = last[3];
|
||||
for(i = 0; i < 4; i++){
|
||||
Y[i] = Yo[i] + GET_TOK(ctx, TM2_UPD);
|
||||
for (i = 0; i < 4; i++) {
|
||||
Y[i] = Yo[i] + GET_TOK(ctx, TM2_UPD);
|
||||
last[i] = Y[i];
|
||||
}
|
||||
ctx->D[j] = last[3] - d;
|
||||
Y += Ystride;
|
||||
Y += Ystride;
|
||||
Yo += oYstride;
|
||||
}
|
||||
}
|
||||
|
|
@ -672,13 +695,15 @@ static inline void tm2_motion_block(TM2Context *ctx, AVFrame *pic, int bx, int b
|
|||
Vo += (my >> 1) * oVstride + (mx >> 1);
|
||||
|
||||
/* copy chroma */
|
||||
for(j = 0; j < 2; j++){
|
||||
for(i = 0; i < 2; i++){
|
||||
for (j = 0; j < 2; j++) {
|
||||
for (i = 0; i < 2; i++) {
|
||||
U[i] = Uo[i];
|
||||
V[i] = Vo[i];
|
||||
}
|
||||
U += Ustride; V += Vstride;
|
||||
Uo += oUstride; Vo += oVstride;
|
||||
U += Ustride;
|
||||
V += Vstride;
|
||||
Uo += oUstride;
|
||||
Vo += oVstride;
|
||||
}
|
||||
U -= Ustride * 2;
|
||||
V -= Vstride * 2;
|
||||
|
|
@ -686,11 +711,11 @@ static inline void tm2_motion_block(TM2Context *ctx, AVFrame *pic, int bx, int b
|
|||
TM2_RECALC_BLOCK(V, Vstride, (clast + 2), (ctx->CD + 2));
|
||||
|
||||
/* copy luma */
|
||||
for(j = 0; j < 4; j++){
|
||||
for(i = 0; i < 4; i++){
|
||||
for (j = 0; j < 4; j++) {
|
||||
for (i = 0; i < 4; i++) {
|
||||
Y[i] = Yo[i];
|
||||
}
|
||||
Y += Ystride;
|
||||
Y += Ystride;
|
||||
Yo += oYstride;
|
||||
}
|
||||
/* calculate deltas */
|
||||
|
|
@ -699,7 +724,7 @@ static inline void tm2_motion_block(TM2Context *ctx, AVFrame *pic, int bx, int b
|
|||
ctx->D[1] = Y[3 + Ystride] - Y[3];
|
||||
ctx->D[2] = Y[3 + Ystride * 2] - Y[3 + Ystride];
|
||||
ctx->D[3] = Y[3 + Ystride * 3] - Y[3 + Ystride * 2];
|
||||
for(i = 0; i < 4; i++)
|
||||
for (i = 0; i < 4; i++)
|
||||
last[i] = Y[i + Ystride * 3];
|
||||
}
|
||||
|
||||
|
|
@ -712,10 +737,10 @@ static int tm2_decode_blocks(TM2Context *ctx, AVFrame *p)
|
|||
int *Y, *U, *V;
|
||||
uint8_t *dst;
|
||||
|
||||
for(i = 0; i < TM2_NUM_STREAMS; i++)
|
||||
for (i = 0; i < TM2_NUM_STREAMS; i++)
|
||||
ctx->tok_ptrs[i] = 0;
|
||||
|
||||
if (ctx->tok_lens[TM2_TYPE]<bw*bh){
|
||||
if (ctx->tok_lens[TM2_TYPE]<bw*bh) {
|
||||
av_log(ctx->avctx,AV_LOG_ERROR,"Got %i tokens for %i blocks\n",ctx->tok_lens[TM2_TYPE],bw*bh);
|
||||
return AVERROR_INVALIDDATA;
|
||||
}
|
||||
|
|
@ -723,10 +748,10 @@ static int tm2_decode_blocks(TM2Context *ctx, AVFrame *p)
|
|||
memset(ctx->last, 0, 4 * bw * sizeof(int));
|
||||
memset(ctx->clast, 0, 4 * bw * sizeof(int));
|
||||
|
||||
for(j = 0; j < bh; j++) {
|
||||
for (j = 0; j < bh; j++) {
|
||||
memset(ctx->D, 0, 4 * sizeof(int));
|
||||
memset(ctx->CD, 0, 4 * sizeof(int));
|
||||
for(i = 0; i < bw; i++) {
|
||||
for (i = 0; i < bw; i++) {
|
||||
type = GET_TOK(ctx, TM2_TYPE);
|
||||
switch(type) {
|
||||
case TM2_HI_RES:
|
||||
|
|
@ -764,8 +789,8 @@ static int tm2_decode_blocks(TM2Context *ctx, AVFrame *p)
|
|||
U = (ctx->cur?ctx->U2:ctx->U1);
|
||||
V = (ctx->cur?ctx->V2:ctx->V1);
|
||||
dst = p->data[0];
|
||||
for(j = 0; j < h; j++){
|
||||
for(i = 0; i < w; i++){
|
||||
for (j = 0; j < h; j++) {
|
||||
for (i = 0; i < w; i++) {
|
||||
int y = Y[i], u = U[i >> 1], v = V[i >> 1];
|
||||
dst[3*i+0] = av_clip_uint8(y + v);
|
||||
dst[3*i+1] = av_clip_uint8(y);
|
||||
|
|
@ -829,14 +854,15 @@ static int decode_frame(AVCodecContext *avctx,
|
|||
void *data, int *got_frame,
|
||||
AVPacket *avpkt)
|
||||
{
|
||||
const uint8_t *buf = avpkt->data;
|
||||
int buf_size = avpkt->size & ~3;
|
||||
TM2Context * const l = avctx->priv_data;
|
||||
AVFrame * const p = &l->pic;
|
||||
int i, offset = TM2_HEADER_SIZE, t, ret;
|
||||
const uint8_t *buf = avpkt->data;
|
||||
int buf_size = avpkt->size & ~3;
|
||||
AVFrame * const p = &l->pic;
|
||||
int offset = TM2_HEADER_SIZE;
|
||||
int i, t, ret;
|
||||
|
||||
av_fast_padded_malloc(&l->buffer, &l->buffer_size, buf_size);
|
||||
if(!l->buffer){
|
||||
if (!l->buffer) {
|
||||
av_log(avctx, AV_LOG_ERROR, "Cannot allocate temporary buffer\n");
|
||||
return AVERROR(ENOMEM);
|
||||
}
|
||||
|
|
@ -853,7 +879,7 @@ static int decode_frame(AVCodecContext *avctx,
|
|||
return ret;
|
||||
}
|
||||
|
||||
for(i = 0; i < TM2_NUM_STREAMS; i++){
|
||||
for (i = 0; i < TM2_NUM_STREAMS; i++) {
|
||||
if (offset >= buf_size) {
|
||||
av_log(avctx, AV_LOG_ERROR, "no space for tm2_read_stream\n");
|
||||
return AVERROR_INVALIDDATA;
|
||||
|
|
@ -861,13 +887,13 @@ static int decode_frame(AVCodecContext *avctx,
|
|||
|
||||
t = tm2_read_stream(l, l->buffer + offset, tm2_stream_order[i],
|
||||
buf_size - offset);
|
||||
if(t < 0){
|
||||
if (t < 0) {
|
||||
return t;
|
||||
}
|
||||
offset += t;
|
||||
}
|
||||
p->key_frame = tm2_decode_blocks(l, p);
|
||||
if(p->key_frame)
|
||||
if (p->key_frame)
|
||||
p->pict_type = AV_PICTURE_TYPE_I;
|
||||
else
|
||||
p->pict_type = AV_PICTURE_TYPE_P;
|
||||
|
|
@ -879,17 +905,18 @@ static int decode_frame(AVCodecContext *avctx,
|
|||
return buf_size;
|
||||
}
|
||||
|
||||
static av_cold int decode_init(AVCodecContext *avctx){
|
||||
static av_cold int decode_init(AVCodecContext *avctx)
|
||||
{
|
||||
TM2Context * const l = avctx->priv_data;
|
||||
int i, w = avctx->width, h = avctx->height;
|
||||
|
||||
if((avctx->width & 3) || (avctx->height & 3)){
|
||||
if ((avctx->width & 3) || (avctx->height & 3)) {
|
||||
av_log(avctx, AV_LOG_ERROR, "Width and height must be multiple of 4\n");
|
||||
return AVERROR(EINVAL);
|
||||
}
|
||||
|
||||
l->avctx = avctx;
|
||||
l->pic.data[0]=NULL;
|
||||
l->avctx = avctx;
|
||||
l->pic.data[0] = NULL;
|
||||
avctx->pix_fmt = AV_PIX_FMT_BGR24;
|
||||
avcodec_get_frame_defaults(&l->pic);
|
||||
|
||||
|
|
@ -898,7 +925,7 @@ static av_cold int decode_init(AVCodecContext *avctx){
|
|||
l->last = av_malloc(4 * sizeof(*l->last) * (w >> 2));
|
||||
l->clast = av_malloc(4 * sizeof(*l->clast) * (w >> 2));
|
||||
|
||||
for(i = 0; i < TM2_NUM_STREAMS; i++) {
|
||||
for (i = 0; i < TM2_NUM_STREAMS; i++) {
|
||||
l->tokens[i] = NULL;
|
||||
l->tok_lens[i] = 0;
|
||||
}
|
||||
|
|
@ -939,16 +966,17 @@ static av_cold int decode_init(AVCodecContext *avctx){
|
|||
return 0;
|
||||
}
|
||||
|
||||
static av_cold int decode_end(AVCodecContext *avctx){
|
||||
static av_cold int decode_end(AVCodecContext *avctx)
|
||||
{
|
||||
TM2Context * const l = avctx->priv_data;
|
||||
AVFrame *pic = &l->pic;
|
||||
int i;
|
||||
|
||||
av_free(l->last);
|
||||
av_free(l->clast);
|
||||
for(i = 0; i < TM2_NUM_STREAMS; i++)
|
||||
for (i = 0; i < TM2_NUM_STREAMS; i++)
|
||||
av_free(l->tokens[i]);
|
||||
if(l->Y1){
|
||||
if (l->Y1) {
|
||||
av_free(l->Y1_base);
|
||||
av_free(l->U1_base);
|
||||
av_free(l->V1_base);
|
||||
|
|
|
|||
Loading…
Reference in New Issue