From 115329f16062074e11ccf3b89ead6176606c9696 Mon Sep 17 00:00:00 2001 From: Diego Biurrun Date: Sat, 17 Dec 2005 18:14:38 +0000 Subject: COSMETICS: Remove all trailing whitespace. Originally committed as revision 4749 to svn://svn.ffmpeg.org/ffmpeg/trunk --- libavcodec/png.c | 74 ++++++++++++++++++++++++++++---------------------------- 1 file changed, 37 insertions(+), 37 deletions(-) (limited to 'libavcodec/png.c') diff --git a/libavcodec/png.c b/libavcodec/png.c index fd555ae8cd..2e45787551 100644 --- a/libavcodec/png.c +++ b/libavcodec/png.c @@ -69,7 +69,7 @@ typedef struct PNGContext { int channels; int bits_per_pixel; int bpp; - + uint8_t *image_buf; int image_linesize; uint32_t palette[256]; @@ -125,7 +125,7 @@ static const uint8_t png_pass_mask[NB_PASSES] = { }; /* Mask to determine which pixels to overwrite while displaying */ -static const uint8_t png_pass_dsp_mask[NB_PASSES] = { +static const uint8_t png_pass_dsp_mask[NB_PASSES] = { 0xff, 0x0f, 0xff, 0x33, 0xff, 0x55, 0xff }; #if 0 @@ -178,14 +178,14 @@ static int png_pass_row_size(int pass, int bits_per_pixel, int width) /* NOTE: we try to construct a good looking image at each pass. width is the original image width. We also do pixel format convertion at this stage */ -static void png_put_interlaced_row(uint8_t *dst, int width, - int bits_per_pixel, int pass, +static void png_put_interlaced_row(uint8_t *dst, int width, + int bits_per_pixel, int pass, int color_type, const uint8_t *src) { int x, mask, dsp_mask, j, src_x, b, bpp; uint8_t *d; const uint8_t *s; - + mask = png_pass_mask[pass]; dsp_mask = png_pass_dsp_mask[pass]; switch(bits_per_pixel) { @@ -233,8 +233,8 @@ static void png_put_interlaced_row(uint8_t *dst, int width, } } -static void png_get_interlaced_row(uint8_t *dst, int row_size, - int bits_per_pixel, int pass, +static void png_get_interlaced_row(uint8_t *dst, int row_size, + int bits_per_pixel, int pass, const uint8_t *src, int width) { int x, mask, dst_x, j, b, bpp; @@ -273,7 +273,7 @@ static void png_get_interlaced_row(uint8_t *dst, int row_size, /* XXX: optimize */ /* NOTE: 'dst' can be equal to 'last' */ -static void png_filter_row(uint8_t *dst, int filter_type, +static void png_filter_row(uint8_t *dst, int filter_type, uint8_t *src, uint8_t *last, int size, int bpp) { int i, p; @@ -343,7 +343,7 @@ static void convert_from_rgba32(uint8_t *dst, const uint8_t *src, int width) uint8_t *d; int j; unsigned int v; - + d = dst; for(j = 0; j < width; j++) { v = ((uint32_t *)src)[j]; @@ -376,12 +376,12 @@ static void png_handle_row(PNGContext *s) { uint8_t *ptr, *last_row; int got_line; - + if (!s->interlace_type) { ptr = s->image_buf + s->image_linesize * s->y; /* need to swap bytes correctly for RGB_ALPHA */ if (s->color_type == PNG_COLOR_TYPE_RGB_ALPHA) { - png_filter_row(s->tmp_row, s->crow_buf[0], s->crow_buf + 1, + png_filter_row(s->tmp_row, s->crow_buf[0], s->crow_buf + 1, s->last_row, s->row_size, s->bpp); memcpy(s->last_row, s->tmp_row, s->row_size); convert_to_rgba32(ptr, s->tmp_row, s->width); @@ -391,8 +391,8 @@ static void png_handle_row(PNGContext *s) last_row = s->last_row; else last_row = ptr - s->image_linesize; - - png_filter_row(ptr, s->crow_buf[0], s->crow_buf + 1, + + png_filter_row(ptr, s->crow_buf[0], s->crow_buf + 1, last_row, s->row_size, s->bpp); } s->y++; @@ -408,14 +408,14 @@ static void png_handle_row(PNGContext *s) wait for the next one */ if (got_line) break; - png_filter_row(s->tmp_row, s->crow_buf[0], s->crow_buf + 1, + png_filter_row(s->tmp_row, s->crow_buf[0], s->crow_buf + 1, s->last_row, s->pass_row_size, s->bpp); memcpy(s->last_row, s->tmp_row, s->pass_row_size); got_line = 1; } if ((png_pass_dsp_ymask[s->pass] << (s->y & 7)) & 0x80) { /* NOTE: rgba32 is handled directly in png_put_interlaced_row */ - png_put_interlaced_row(ptr, s->width, s->bits_per_pixel, s->pass, + png_put_interlaced_row(ptr, s->width, s->bits_per_pixel, s->pass, s->color_type, s->last_row); } s->y++; @@ -427,8 +427,8 @@ static void png_handle_row(PNGContext *s) } else { s->pass++; s->y = 0; - s->pass_row_size = png_pass_row_size(s->pass, - s->bits_per_pixel, + s->pass_row_size = png_pass_row_size(s->pass, + s->bits_per_pixel, s->width); s->crow_size = s->pass_row_size + 1; if (s->pass_row_size != 0) @@ -448,7 +448,7 @@ static int png_decode_idat(PNGContext *s, int length) s->zstream.avail_in = length; s->zstream.next_in = s->bytestream; s->bytestream += length; - + if(s->bytestream > s->bytestream_end) return -1; @@ -469,7 +469,7 @@ static int png_decode_idat(PNGContext *s, int length) return 0; } -static int decode_frame(AVCodecContext *avctx, +static int decode_frame(AVCodecContext *avctx, void *data, int *data_size, uint8_t *buf, int buf_size) { @@ -507,7 +507,7 @@ static int decode_frame(AVCodecContext *avctx, tag32 = get32(&s->bytestream); tag = bswap_32(tag32); #ifdef DEBUG - printf("png: tag=%c%c%c%c length=%u\n", + printf("png: tag=%c%c%c%c length=%u\n", (tag & 0xff), ((tag >> 8) & 0xff), ((tag >> 16) & 0xff), @@ -531,8 +531,8 @@ static int decode_frame(AVCodecContext *avctx, crc = get32(&s->bytestream); s->state |= PNG_IHDR; #ifdef DEBUG - printf("width=%d height=%d depth=%d color_type=%d compression_type=%d filter_type=%d interlace_type=%d\n", - s->width, s->height, s->bit_depth, s->color_type, + printf("width=%d height=%d depth=%d color_type=%d compression_type=%d filter_type=%d interlace_type=%d\n", + s->width, s->height, s->bit_depth, s->color_type, s->compression_type, s->filter_type, s->interlace_type); #endif break; @@ -549,16 +549,16 @@ static int decode_frame(AVCodecContext *avctx, s->bpp = (s->bits_per_pixel + 7) >> 3; s->row_size = (avctx->width * s->bits_per_pixel + 7) >> 3; - if (s->bit_depth == 8 && + if (s->bit_depth == 8 && s->color_type == PNG_COLOR_TYPE_RGB) { avctx->pix_fmt = PIX_FMT_RGB24; - } else if (s->bit_depth == 8 && + } else if (s->bit_depth == 8 && s->color_type == PNG_COLOR_TYPE_RGB_ALPHA) { avctx->pix_fmt = PIX_FMT_RGBA32; - } else if (s->bit_depth == 8 && + } else if (s->bit_depth == 8 && s->color_type == PNG_COLOR_TYPE_GRAY) { avctx->pix_fmt = PIX_FMT_GRAY8; - } else if (s->bit_depth == 1 && + } else if (s->bit_depth == 1 && s->color_type == PNG_COLOR_TYPE_GRAY) { avctx->pix_fmt = PIX_FMT_MONOBLACK; } else if (s->color_type == PNG_COLOR_TYPE_PALETTE) { @@ -568,7 +568,7 @@ static int decode_frame(AVCodecContext *avctx, } if(p->data[0]) avctx->release_buffer(avctx, p); - + p->reference= 0; if(avctx->get_buffer(avctx, p) < 0){ av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n"); @@ -583,13 +583,13 @@ static int decode_frame(AVCodecContext *avctx, s->crow_size = s->row_size + 1; } else { s->pass = 0; - s->pass_row_size = png_pass_row_size(s->pass, - s->bits_per_pixel, + s->pass_row_size = png_pass_row_size(s->pass, + s->bits_per_pixel, s->width); s->crow_size = s->pass_row_size + 1; } #ifdef DEBUG - printf("row_size=%d crow_size =%d\n", + printf("row_size=%d crow_size =%d\n", s->row_size, s->crow_size); #endif s->image_buf = p->data[0]; @@ -623,7 +623,7 @@ static int decode_frame(AVCodecContext *avctx, case MKTAG('P', 'L', 'T', 'E'): { int n, i, r, g, b; - + if ((length % 3) != 0 || length > 256 * 3) goto skip_tag; /* read the palette */ @@ -760,7 +760,7 @@ static int encode_frame(AVCodecContext *avctx, unsigned char *buf, int buf_size, *p = *pict; p->pict_type= FF_I_TYPE; p->key_frame= 1; - + s->bytestream_start= s->bytestream= buf; s->bytestream_end= buf+buf_size; @@ -812,7 +812,7 @@ static int encode_frame(AVCodecContext *avctx, unsigned char *buf, int buf_size, /* write png header */ memcpy(s->bytestream, pngsig, 8); s->bytestream += 8; - + to_be32(s->buf, avctx->width); to_be32(s->buf + 4, avctx->height); s->buf[8] = bit_depth; @@ -820,7 +820,7 @@ static int encode_frame(AVCodecContext *avctx, unsigned char *buf, int buf_size, s->buf[10] = 0; /* compression type */ s->buf[11] = 0; /* filter type */ s->buf[12] = is_progressive; /* interlace type */ - + png_write_chunk(&s->bytestream, MKTAG('I', 'H', 'D', 'R'), s->buf, 13); /* put the palette if needed */ @@ -829,7 +829,7 @@ static int encode_frame(AVCodecContext *avctx, unsigned char *buf, int buf_size, unsigned int v; uint32_t *palette; uint8_t *alpha_ptr; - + palette = (uint32_t *)p->data[1]; ptr = s->buf; alpha_ptr = s->buf + 256 * 3; @@ -872,8 +872,8 @@ static int encode_frame(AVCodecContext *avctx, unsigned char *buf, int buf_size, } else { ptr1 = ptr; } - png_get_interlaced_row(crow_buf + 1, pass_row_size, - bits_per_pixel, pass, + png_get_interlaced_row(crow_buf + 1, pass_row_size, + bits_per_pixel, pass, ptr1, avctx->width); crow_buf[0] = PNG_FILTER_VALUE_NONE; png_write_row(s, crow_buf, pass_row_size + 1); -- cgit v1.2.3