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Code Issues Releases Activity

g2meet: K&R formatting cosmetics

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This commit is contained in:
Diego Biurrun 2014-03-07 15:15:02 +01:00
parent f87a6e500b
commit a801453423
1 changed files with 41 additions and 30 deletions
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71
libavcodec/g2meet.c
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@ -198,8 +198,8 @@ static int jpg_decode_block(JPGContext *c, GetBitContext *gb,
return AVERROR_INVALIDDATA; return AVERROR_INVALIDDATA;
if (dc) if (dc)
dc = get_xbits(gb, dc); dc = get_xbits(gb, dc);
dc = dc * qmat[0] + c->prev_dc[plane]; dc = dc * qmat[0] + c->prev_dc[plane];
block[0] = dc; block[0] = dc;
c->prev_dc[plane] = dc; c->prev_dc[plane] = dc;
pos = 0; pos = 0;
@ -214,8 +214,8 @@ static int jpg_decode_block(JPGContext *c, GetBitContext *gb,
if (val) { if (val) {
int nbits = val; int nbits = val;
val = get_xbits(gb, nbits); val = get_xbits(gb, nbits);
val *= qmat[ff_zigzag_direct[pos]]; val *= qmat[ff_zigzag_direct[pos]];
block[c->scantable.permutated[pos]] = val; block[c->scantable.permutated[pos]] = val;
} }
} }
@ -359,7 +359,7 @@ static int kempf_decode_tile(G2MContext *c, int tile_x, int tile_y,
width = FFMIN(c->width - tile_x * c->tile_width, c->tile_width); width = FFMIN(c->width - tile_x * c->tile_width, c->tile_width);
height = FFMIN(c->height - tile_y * c->tile_height, c->tile_height); height = FFMIN(c->height - tile_y * c->tile_height, c->tile_height);
hdr = *src++; hdr = *src++;
sub_type = hdr >> 5; sub_type = hdr >> 5;
if (sub_type == 0) { if (sub_type == 0) {
int j; int j;
@ -379,19 +379,21 @@ static int kempf_decode_tile(G2MContext *c, int tile_x, int tile_y,
src += 3; src += 3;
} }
npal = *src++ + 1; npal = *src++ + 1;
memcpy(pal, src, npal * 3); src += npal * 3; memcpy(pal, src, npal * 3);
src += npal * 3;
if (sub_type != 2) { if (sub_type != 2) {
for (i = 0; i < npal; i++) { for (i = 0; i < npal; i++) {
if (!memcmp(pal + i * 3, transp, 3)) { if (!memcmp(pal + i * 3, transp, 3)) {
tidx = i; tidx = i;
break; break;
} }
} }
} }
if (src_end - src < 2) if (src_end - src < 2)
return 0; return 0;
zsize = (src[0] << 8) | src[1]; src += 2; zsize = (src[0] << 8) | src[1];
src += 2;
if (src_end - src < zsize) if (src_end - src < zsize)
return AVERROR_INVALIDDATA; return AVERROR_INVALIDDATA;
@ -487,12 +489,12 @@ static int g2m_load_cursor(AVCodecContext *avctx, G2MContext *c,
uint32_t cursor_hot_x, cursor_hot_y; uint32_t cursor_hot_x, cursor_hot_y;
int cursor_fmt, err; int cursor_fmt, err;
cur_size = bytestream2_get_be32(gb); cur_size = bytestream2_get_be32(gb);
cursor_w = bytestream2_get_byte(gb); cursor_w = bytestream2_get_byte(gb);
cursor_h = bytestream2_get_byte(gb); cursor_h = bytestream2_get_byte(gb);
cursor_hot_x = bytestream2_get_byte(gb); cursor_hot_x = bytestream2_get_byte(gb);
cursor_hot_y = bytestream2_get_byte(gb); cursor_hot_y = bytestream2_get_byte(gb);
cursor_fmt = bytestream2_get_byte(gb); cursor_fmt = bytestream2_get_byte(gb);
cursor_stride = FFALIGN(cursor_w, 32) * 4; cursor_stride = FFALIGN(cursor_w, 32) * 4;
@ -540,7 +542,7 @@ static int g2m_load_cursor(AVCodecContext *avctx, G2MContext *c,
bits = bytestream2_get_be32(gb); bits = bytestream2_get_be32(gb);
for (k = 0; k < 32; k++) { for (k = 0; k < 32; k++) {
dst[0] = !!(bits & 0x80000000); dst[0] = !!(bits & 0x80000000);
dst += 4; dst += 4;
bits <<= 1; bits <<= 1;
} }
} }
@ -555,18 +557,24 @@ static int g2m_load_cursor(AVCodecContext *avctx, G2MContext *c,
int mask_bit = !!(bits & 0x80000000); int mask_bit = !!(bits & 0x80000000);
switch (dst[0] * 2 + mask_bit) { switch (dst[0] * 2 + mask_bit) {
case 0: case 0:
dst[0] = 0xFF; dst[1] = 0x00; dst[0] = 0xFF;
dst[2] = 0x00; dst[3] = 0x00; dst[1] = 0x00;
dst[2] = 0x00;
dst[3] = 0x00;
break; break;
case 1: case 1:
dst[0] = 0xFF; dst[1] = 0xFF; dst[0] = 0xFF;
dst[2] = 0xFF; dst[3] = 0xFF; dst[1] = 0xFF;
dst[2] = 0xFF;
dst[3] = 0xFF;
break; break;
default: default:
dst[0] = 0x00; dst[1] = 0x00; dst[0] = 0x00;
dst[2] = 0x00; dst[3] = 0x00; dst[1] = 0x00;
dst[2] = 0x00;
dst[3] = 0x00;
} }
dst += 4; dst += 4;
bits <<= 1; bits <<= 1;
} }
} }
@ -727,10 +735,10 @@ static int g2m_decode_frame(AVCodecContext *avctx, void *data,
} }
c->tiles_x = (c->width + c->tile_width - 1) / c->tile_width; c->tiles_x = (c->width + c->tile_width - 1) / c->tile_width;
c->tiles_y = (c->height + c->tile_height - 1) / c->tile_height; c->tiles_y = (c->height + c->tile_height - 1) / c->tile_height;
c->bpp = bytestream2_get_byte(&bc); c->bpp = bytestream2_get_byte(&bc);
if (c->bpp == 32) { if (c->bpp == 32) {
if (bytestream2_get_bytes_left(&bc) < 16 || if (bytestream2_get_bytes_left(&bc) < 16 ||
(chunk_size - 21) < 16 ) { (chunk_size - 21) < 16) {
av_log(avctx, AV_LOG_ERROR, av_log(avctx, AV_LOG_ERROR,
"Display info: missing bitmasks!\n"); "Display info: missing bitmasks!\n");
return AVERROR_INVALIDDATA; return AVERROR_INVALIDDATA;
@ -833,7 +841,7 @@ static int g2m_decode_frame(AVCodecContext *avctx, void *data,
for (i = 0; i < avctx->height; i++) for (i = 0; i < avctx->height; i++)
memcpy(pic->data[0] + i * pic->linesize[0], memcpy(pic->data[0] + i * pic->linesize[0],
c->framebuf + i * c->framebuf_stride, c->framebuf + i * c->framebuf_stride,
c->width * 3); c->width * 3);
g2m_paint_cursor(c, pic->data[0], pic->linesize[0]); g2m_paint_cursor(c, pic->data[0], pic->linesize[0]);
@ -841,15 +849,18 @@ static int g2m_decode_frame(AVCodecContext *avctx, void *data,
} }
return buf_size; return buf_size;
header_fail: header_fail:
c->width = c->height = 0; c->width =
c->tiles_x = c->tiles_y = 0; c->height = 0;
c->tiles_x =
c->tiles_y = 0;
return ret; return ret;
} }
static av_cold int g2m_decode_init(AVCodecContext *avctx) static av_cold int g2m_decode_init(AVCodecContext *avctx)
{ {
G2MContext * const c = avctx->priv_data; G2MContext *const c = avctx->priv_data;
int ret; int ret;
if ((ret = jpg_init(avctx, &c->jc)) != 0) { if ((ret = jpg_init(avctx, &c->jc)) != 0) {
@ -865,7 +876,7 @@ static av_cold int g2m_decode_init(AVCodecContext *avctx)
static av_cold int g2m_decode_end(AVCodecContext *avctx) static av_cold int g2m_decode_end(AVCodecContext *avctx)
{ {
G2MContext * const c = avctx->priv_data; G2MContext *const c = avctx->priv_data;
jpg_free_context(&c->jc); jpg_free_context(&c->jc);