RepoMirrors
/
ffmpeg
mirror of https://git.ffmpeg.org/ffmpeg.git
1
0
Fork 0
Code Issues Projects Releases Wiki Activity

Merge commit '3865ba7b21aef5d60183719e238361ec8797ab5a' 

* commit '3865ba7b21aef5d60183719e238361ec8797ab5a':
  iff: K&R formatting cosmetics

Conflicts:
	libavcodec/iff.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2013-07-11 11:12:48 +02:00
parent 15cee5e562 3865ba7b21
commit 56090b5b80
1 changed files with 62 additions and 62 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

124
libavcodec/iff.c
View File

@ -155,9 +155,8 @@ static int cmap_read_palette(AVCodecContext *avctx, uint32_t *pal)
// If extradata is smaller than actually needed, fill the remaining with black.
count = FFMIN(palette_size / 3, count);
if (count) {
for (i=0; i < count; i++) {
for (i = 0; i < count; i++)
pal[i] = 0xFF000000 | AV_RB24(palette + i*3);
}
if (s->flags && count >= 32) { // EHB
for (i = 0; i < 32; i++)
pal[i + 32] = 0xFF000000 | (AV_RB24(palette + i*3) & 0xFEFEFE) >> 1;
@ -166,9 +165,8 @@ static int cmap_read_palette(AVCodecContext *avctx, uint32_t *pal)
} else { // Create gray-scale color palette for bps < 8
count = 1 << avctx->bits_per_coded_sample;
for (i=0; i < count; i++) {
for (i = 0; i < count; i++)
pal[i] = 0xFF000000 | gray2rgb((i * 255) >> avctx->bits_per_coded_sample);
}
}
if (s->masking == MASK_HAS_MASK) {
memcpy(pal + (1 << avctx->bits_per_coded_sample), pal, count * 4);
@ -335,11 +333,11 @@ static av_cold int decode_init(AVCodecContext *avctx)
avctx->pix_fmt = (avctx->bits_per_coded_sample < 8) ||
(avctx->extradata_size >= 2 && palette_size) ? AV_PIX_FMT_PAL8 : AV_PIX_FMT_GRAY8;
} else if (avctx->bits_per_coded_sample <= 32) {
if (avctx->codec_tag == MKTAG('R','G','B','8')) {
if (avctx->codec_tag == MKTAG('R', 'G', 'B', '8')) {
avctx->pix_fmt = AV_PIX_FMT_RGB32;
} else if (avctx->codec_tag == MKTAG('R','G','B','N')) {
} else if (avctx->codec_tag == MKTAG('R', 'G', 'B', 'N')) {
avctx->pix_fmt = AV_PIX_FMT_RGB444;
} else if (avctx->codec_tag != MKTAG('D','E','E','P')) {
} else if (avctx->codec_tag != MKTAG('D', 'E', 'E', 'P')) {
if (avctx->bits_per_coded_sample == 24) {
avctx->pix_fmt = AV_PIX_FMT_0BGR32;
} else if (avctx->bits_per_coded_sample == 32) {
@ -356,7 +354,7 @@ static av_cold int decode_init(AVCodecContext *avctx)
if ((err = av_image_check_size(avctx->width, avctx->height, 0, avctx)))
return err;
s->planesize = FFALIGN(avctx->width, 16) >> 3; // Align plane size in bits to word-boundary
s->planebuf = av_malloc(s->planesize + FF_INPUT_BUFFER_PADDING_SIZE);
s->planebuf = av_malloc(s->planesize + FF_INPUT_BUFFER_PADDING_SIZE);
if (!s->planebuf)
return AVERROR(ENOMEM);
@ -408,12 +406,12 @@ static void decodeplane32(uint32_t *dst, const uint8_t *buf, int buf_size, int p
dst[1] |= lut[mask++];
dst[2] |= lut[mask++];
dst[3] |= lut[mask];
mask = (*buf++ << 2) & 0x3F;
mask = (*buf++ << 2) & 0x3F;
dst[4] |= lut[mask++];
dst[5] |= lut[mask++];
dst[6] |= lut[mask++];
dst[7] |= lut[mask];
dst += 8;
dst += 8;
} while (--buf_size);
}
@ -466,9 +464,10 @@ static void lookup_pal_indicies(uint32_t *dst, const uint32_t *buf,
* @param buf the source byterun1 compressed bitstream
* @param buf_end the EOF of source byterun1 compressed bitstream
* @return number of consumed bytes in byterun1 compressed bitstream
*/
*/
static int decode_byterun(uint8_t *dst, int dst_size,
const uint8_t *buf, const uint8_t *const buf_end) {
const uint8_t *buf, const uint8_t *const buf_end)
{
const uint8_t *const buf_start = buf;
unsigned x;
for (x = 0; x < dst_size && buf < buf_end;) {
@ -651,13 +650,13 @@ static int unsupported(AVCodecContext *avctx)
}
static int decode_frame(AVCodecContext *avctx,
void *data, int *got_frame,
AVPacket *avpkt)
void *data, int *got_frame,
AVPacket *avpkt)
{
IffContext *s = avctx->priv_data;
const uint8_t *buf = avpkt->size >= 2 ? avpkt->data + AV_RB16(avpkt->data) : NULL;
const int buf_size = avpkt->size >= 2 ? avpkt->size - AV_RB16(avpkt->data) : 0;
const uint8_t *buf_end = buf+buf_size;
IffContext *s = avctx->priv_data;
const uint8_t *buf = avpkt->size >= 2 ? avpkt->data + AV_RB16(avpkt->data) : NULL;
const int buf_size = avpkt->size >= 2 ? avpkt->size - AV_RB16(avpkt->data) : 0;
const uint8_t *buf_end = buf + buf_size;
int y, plane, res;
GetByteContext gb;
@ -667,7 +666,7 @@ static int decode_frame(AVCodecContext *avctx,
return res;
if (!s->init && avctx->bits_per_coded_sample <= 8 &&
avctx->pix_fmt == AV_PIX_FMT_PAL8) {
if ((res = cmap_read_palette(avctx, (uint32_t*)s->frame->data[1])) < 0)
if ((res = cmap_read_palette(avctx, (uint32_t *)s->frame->data[1])) < 0)
return res;
} else if (!s->init && avctx->bits_per_coded_sample <= 8 &&
avctx->pix_fmt == AV_PIX_FMT_RGB32) {
@ -678,19 +677,19 @@ static int decode_frame(AVCodecContext *avctx,
switch (s->compression) {
case 0:
if (avctx->codec_tag == MKTAG('A','C','B','M')) {
if (avctx->codec_tag == MKTAG('A', 'C', 'B', 'M')) {
if (avctx->pix_fmt == AV_PIX_FMT_PAL8 || avctx->pix_fmt == AV_PIX_FMT_GRAY8) {
memset(s->frame->data[0], 0, avctx->height * s->frame->linesize[0]);
for (plane = 0; plane < s->bpp; plane++) {
for(y = 0; y < avctx->height && buf < buf_end; y++ ) {
uint8_t *row = &s->frame->data[0][ y*s->frame->linesize[0] ];
for (y = 0; y < avctx->height && buf < buf_end; y++) {
uint8_t *row = &s->frame->data[0][y * s->frame->linesize[0]];
decodeplane8(row, buf, FFMIN(s->planesize, buf_end - buf), plane);
buf += s->planesize;
}
}
} else if (s->ham) { // HAM to AV_PIX_FMT_BGR32
memset(s->frame->data[0], 0, avctx->height * s->frame->linesize[0]);
for(y = 0; y < avctx->height; y++) {
for (y = 0; y < avctx->height; y++) {
uint8_t *row = &s->frame->data[0][y * s->frame->linesize[0]];
memset(s->ham_buf, 0, s->planesize * 8);
for (plane = 0; plane < s->bpp; plane++) {
@ -699,27 +698,27 @@ static int decode_frame(AVCodecContext *avctx,
break;
decodeplane8(s->ham_buf, start, FFMIN(s->planesize, buf_end - start), plane);
}
decode_ham_plane32((uint32_t *) row, s->ham_buf, s->ham_palbuf, s->planesize);
decode_ham_plane32((uint32_t *)row, s->ham_buf, s->ham_palbuf, s->planesize);
}
} else
return unsupported(avctx);
} else if (avctx->codec_tag == MKTAG('D','E','E','P')) {
} else if (avctx->codec_tag == MKTAG('D', 'E', 'E', 'P')) {
const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(avctx->pix_fmt);
int raw_width = avctx->width * (av_get_bits_per_pixel(desc) >> 3);
int x;
for(y = 0; y < avctx->height && buf < buf_end; y++ ) {
for (y = 0; y < avctx->height && buf < buf_end; y++) {
uint8_t *row = &s->frame->data[0][y * s->frame->linesize[0]];
memcpy(row, buf, FFMIN(raw_width, buf_end - buf));
buf += raw_width;
if (avctx->pix_fmt == AV_PIX_FMT_BGR32) {
for(x = 0; x < avctx->width; x++)
for (x = 0; x < avctx->width; x++)
row[4 * x + 3] = row[4 * x + 3] & 0xF0 | (row[4 * x + 3] >> 4);
}
}
} else if (avctx->codec_tag == MKTAG('I','L','B','M')) { // interleaved
} else if (avctx->codec_tag == MKTAG('I', 'L', 'B', 'M')) { // interleaved
if (avctx->pix_fmt == AV_PIX_FMT_PAL8 || avctx->pix_fmt == AV_PIX_FMT_GRAY8) {
for(y = 0; y < avctx->height; y++ ) {
uint8_t *row = &s->frame->data[0][ y*s->frame->linesize[0] ];
for (y = 0; y < avctx->height; y++) {
uint8_t *row = &s->frame->data[0][y * s->frame->linesize[0]];
memset(row, 0, avctx->width);
for (plane = 0; plane < s->bpp && buf < buf_end; plane++) {
decodeplane8(row, buf, FFMIN(s->planesize, buf_end - buf), plane);
@ -728,47 +727,48 @@ static int decode_frame(AVCodecContext *avctx,
}
} else if (s->ham) { // HAM to AV_PIX_FMT_BGR32
for (y = 0; y < avctx->height; y++) {
uint8_t *row = &s->frame->data[0][ y*s->frame->linesize[0] ];
uint8_t *row = &s->frame->data[0][y * s->frame->linesize[0]];
memset(s->ham_buf, 0, s->planesize * 8);
for (plane = 0; plane < s->bpp && buf < buf_end; plane++) {
decodeplane8(s->ham_buf, buf, FFMIN(s->planesize, buf_end - buf), plane);
buf += s->planesize;
}
decode_ham_plane32((uint32_t *) row, s->ham_buf, s->ham_palbuf, s->planesize);
decode_ham_plane32((uint32_t *)row, s->ham_buf, s->ham_palbuf, s->planesize);
}
} else { // AV_PIX_FMT_BGR32
for(y = 0; y < avctx->height; y++ ) {
uint8_t *row = &s->frame->data[0][y*s->frame->linesize[0]];
for (y = 0; y < avctx->height; y++) {
uint8_t *row = &s->frame->data[0][y * s->frame->linesize[0]];
memset(row, 0, avctx->width << 2);
for (plane = 0; plane < s->bpp && buf < buf_end; plane++) {
decodeplane32((uint32_t *) row, buf, FFMIN(s->planesize, buf_end - buf), plane);
decodeplane32((uint32_t *)row, buf,
FFMIN(s->planesize, buf_end - buf), plane);
buf += s->planesize;
}
}
}
} else if (avctx->codec_tag == MKTAG('P','B','M',' ')) { // IFF-PBM
} else if (avctx->codec_tag == MKTAG('P', 'B', 'M', ' ')) { // IFF-PBM
if (avctx->pix_fmt == AV_PIX_FMT_PAL8 || avctx->pix_fmt == AV_PIX_FMT_GRAY8) {
for(y = 0; y < avctx->height && buf_end > buf; y++ ) {
for (y = 0; y < avctx->height && buf_end > buf; y++) {
uint8_t *row = &s->frame->data[0][y * s->frame->linesize[0]];
memcpy(row, buf, FFMIN(avctx->width, buf_end - buf));
buf += avctx->width + (avctx->width % 2); // padding if odd
}
} else if (s->ham) { // IFF-PBM: HAM to AV_PIX_FMT_BGR32
for (y = 0; y < avctx->height && buf_end > buf; y++) {
uint8_t *row = &s->frame->data[0][ y*s->frame->linesize[0] ];
uint8_t *row = &s->frame->data[0][y * s->frame->linesize[0]];
memcpy(s->ham_buf, buf, FFMIN(avctx->width, buf_end - buf));
buf += avctx->width + (avctx->width & 1); // padding if odd
decode_ham_plane32((uint32_t *) row, s->ham_buf, s->ham_palbuf, s->planesize);
decode_ham_plane32((uint32_t *)row, s->ham_buf, s->ham_palbuf, s->planesize);
}
} else
return unsupported(avctx);
}
break;
case 1:
if (avctx->codec_tag == MKTAG('I','L','B','M')) { //interleaved
if (avctx->codec_tag == MKTAG('I', 'L', 'B', 'M')) { // interleaved
if (avctx->pix_fmt == AV_PIX_FMT_PAL8 || avctx->pix_fmt == AV_PIX_FMT_GRAY8) {
for(y = 0; y < avctx->height ; y++ ) {
uint8_t *row = &s->frame->data[0][ y*s->frame->linesize[0] ];
for (y = 0; y < avctx->height; y++) {
uint8_t *row = &s->frame->data[0][y * s->frame->linesize[0]];
memset(row, 0, avctx->width);
for (plane = 0; plane < s->bpp; plane++) {
buf += decode_byterun(s->planebuf, s->planesize, buf, buf_end);
@ -776,50 +776,50 @@ static int decode_frame(AVCodecContext *avctx,
}
}
} else if (avctx->bits_per_coded_sample <= 8) { //8-bit (+ mask) to AV_PIX_FMT_BGR32
for (y = 0; y < avctx->height ; y++ ) {
uint8_t *row = &s->frame->data[0][y*s->frame->linesize[0]];
for (y = 0; y < avctx->height; y++) {
uint8_t *row = &s->frame->data[0][y * s->frame->linesize[0]];
memset(s->mask_buf, 0, avctx->width * sizeof(uint32_t));
for (plane = 0; plane < s->bpp; plane++) {
buf += decode_byterun(s->planebuf, s->planesize, buf, buf_end);
decodeplane32(s->mask_buf, s->planebuf, s->planesize, plane);
}
lookup_pal_indicies((uint32_t *) row, s->mask_buf, s->mask_palbuf, avctx->width);
lookup_pal_indicies((uint32_t *)row, s->mask_buf, s->mask_palbuf, avctx->width);
}
} else if (s->ham) { // HAM to AV_PIX_FMT_BGR32
for (y = 0; y < avctx->height ; y++) {
uint8_t *row = &s->frame->data[0][y*s->frame->linesize[0]];
for (y = 0; y < avctx->height; y++) {
uint8_t *row = &s->frame->data[0][y * s->frame->linesize[0]];
memset(s->ham_buf, 0, s->planesize * 8);
for (plane = 0; plane < s->bpp; plane++) {
buf += decode_byterun(s->planebuf, s->planesize, buf, buf_end);
decodeplane8(s->ham_buf, s->planebuf, s->planesize, plane);
}
decode_ham_plane32((uint32_t *) row, s->ham_buf, s->ham_palbuf, s->planesize);
decode_ham_plane32((uint32_t *)row, s->ham_buf, s->ham_palbuf, s->planesize);
}
} else { //AV_PIX_FMT_BGR32
for(y = 0; y < avctx->height ; y++ ) {
uint8_t *row = &s->frame->data[0][y*s->frame->linesize[0]];
} else { // AV_PIX_FMT_BGR32
for (y = 0; y < avctx->height; y++) {
uint8_t *row = &s->frame->data[0][y * s->frame->linesize[0]];
memset(row, 0, avctx->width << 2);
for (plane = 0; plane < s->bpp; plane++) {
buf += decode_byterun(s->planebuf, s->planesize, buf, buf_end);
decodeplane32((uint32_t *) row, s->planebuf, s->planesize, plane);
decodeplane32((uint32_t *)row, s->planebuf, s->planesize, plane);
}
}
}
} else if (avctx->codec_tag == MKTAG('P','B','M',' ')) { // IFF-PBM
} else if (avctx->codec_tag == MKTAG('P', 'B', 'M', ' ')) { // IFF-PBM
if (avctx->pix_fmt == AV_PIX_FMT_PAL8 || avctx->pix_fmt == AV_PIX_FMT_GRAY8) {
for(y = 0; y < avctx->height ; y++ ) {
uint8_t *row = &s->frame->data[0][y*s->frame->linesize[0]];
for (y = 0; y < avctx->height; y++) {
uint8_t *row = &s->frame->data[0][y * s->frame->linesize[0]];
buf += decode_byterun(row, avctx->width, buf, buf_end);
}
} else if (s->ham) { // IFF-PBM: HAM to AV_PIX_FMT_BGR32
for (y = 0; y < avctx->height ; y++) {
uint8_t *row = &s->frame->data[0][y*s->frame->linesize[0]];
for (y = 0; y < avctx->height; y++) {
uint8_t *row = &s->frame->data[0][y * s->frame->linesize[0]];
buf += decode_byterun(s->ham_buf, avctx->width, buf, buf_end);
decode_ham_plane32((uint32_t *) row, s->ham_buf, s->ham_palbuf, s->planesize);
decode_ham_plane32((uint32_t *)row, s->ham_buf, s->ham_palbuf, s->planesize);
}
} else
return unsupported(avctx);
} else if (avctx->codec_tag == MKTAG('D','E','E','P')) { // IFF-DEEP
} else if (avctx->codec_tag == MKTAG('D', 'E', 'E', 'P')) { // IFF-DEEP
const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(avctx->pix_fmt);
if (av_get_bits_per_pixel(desc) == 32)
decode_deep_rle32(s->frame->data[0], buf, buf_size, avctx->width, avctx->height, s->frame->linesize[0]);
@ -829,15 +829,15 @@ static int decode_frame(AVCodecContext *avctx,
break;
case 4:
bytestream2_init(&gb, buf, buf_size);
if (avctx->codec_tag == MKTAG('R','G','B','8'))
if (avctx->codec_tag == MKTAG('R', 'G', 'B', '8'))
decode_rgb8(&gb, s->frame->data[0], avctx->width, avctx->height, s->frame->linesize[0]);
else if (avctx->codec_tag == MKTAG('R','G','B','N'))
else if (avctx->codec_tag == MKTAG('R', 'G', 'B', 'N'))
decode_rgbn(&gb, s->frame->data[0], avctx->width, avctx->height, s->frame->linesize[0]);
else
return unsupported(avctx);
break;
case 5:
if (avctx->codec_tag == MKTAG('D','E','E','P')) {
if (avctx->codec_tag == MKTAG('D', 'E', 'E', 'P')) {
const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(avctx->pix_fmt);
if (av_get_bits_per_pixel(desc) == 32)
decode_deep_tvdc32(s->frame->data[0], buf, buf_size, avctx->width, avctx->height, s->frame->linesize[0], s->tvdc);