diff options
Diffstat (limited to 'libvo/vo_png.c')
| -rw-r--r-- | libvo/vo_png.c | 202 |
1 files changed, 0 insertions, 202 deletions
diff --git a/libvo/vo_png.c b/libvo/vo_png.c deleted file mode 100644 index d0d56d3e85..0000000000 --- a/libvo/vo_png.c +++ /dev/null @@ -1,202 +0,0 @@ -/* - * Portable Network Graphics renderer - * - * Copyright 2001 by Felix Buenemann <atmosfear@users.sourceforge.net> - * - * Uses libpng (which uses zlib), so see according licenses. - * - * This file is part of MPlayer. - * - * MPlayer is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * MPlayer is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License along - * with MPlayer; if not, write to the Free Software Foundation, Inc., - * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. - */ - -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <errno.h> - -#include "config.h" -#include "mp_msg.h" -#include "mp_msg.h" -#include "video_out.h" -#include "video_out_internal.h" -#include "subopt-helper.h" -#include "libavcodec/avcodec.h" -#include "fmt-conversion.h" - -static const vo_info_t info = -{ - "PNG file", - "png", - "Felix Buenemann <atmosfear@users.sourceforge.net>", - "" -}; - -const LIBVO_EXTERN (png) - -static int z_compression; -static int framenum; -static int use_alpha; -static AVCodecContext *avctx; -static AVFrame *pic; -static uint8_t *outbuffer; -int outbuffer_size; - -static int -config(uint32_t width, uint32_t height, uint32_t d_width, uint32_t d_height, uint32_t flags, char *title, uint32_t format) -{ - if(z_compression == 0) { - mp_tmsg(MSGT_VO,MSGL_INFO, "[VO_PNG] Warning: compression level set to 0, compression disabled!\n"); - mp_tmsg(MSGT_VO,MSGL_INFO, "[VO_PNG] Info: Use -vo png:z=<n> to set compression level from 0 to 9.\n"); - mp_tmsg(MSGT_VO,MSGL_INFO, "[VO_PNG] Info: (0 = no compression, 1 = fastest, lowest - 9 best, slowest compression)\n"); - } - - mp_msg(MSGT_VO,MSGL_DBG2, "PNG Compression level %i\n", z_compression); - uninit(); - struct AVCodec *png_codec = avcodec_find_encoder(CODEC_ID_PNG); - if (!png_codec) - goto error; - avctx = avcodec_alloc_context3(png_codec); - if (!avctx) - goto error; - pic = avcodec_alloc_frame(); - if (!pic) - goto error; - avctx->width = width; - avctx->height = height; - avctx->pix_fmt = imgfmt2pixfmt(format); - avctx->compression_level = z_compression; - if (avcodec_open2(avctx, png_codec, NULL) < 0) - goto error; - return 0; - - error: - uninit(); - return -1; -} - - -static uint32_t draw_image(mp_image_t* mpi){ - int buffersize; - int res; - char buf[100]; - FILE *outfile; - - // if -dr or -slices then do nothing: - if(mpi->flags&(MP_IMGFLAG_DIRECT|MP_IMGFLAG_DRAW_CALLBACK)) return VO_TRUE; - - snprintf (buf, 100, "%08d.png", ++framenum); - outfile = fopen(buf, "wb"); - if (!outfile) { - mp_msg(MSGT_VO,MSGL_WARN, "\n[VO_PNG] Error opening '%s' for writing!\n", strerror(errno)); - return 1; - } - - avcodec_get_frame_defaults(pic); - - pic->data[0] = mpi->planes[0]; - pic->linesize[0] = mpi->stride[0]; - buffersize = mpi->w * mpi->h * 8; - if (outbuffer_size < buffersize) { - av_freep(&outbuffer); - outbuffer = av_malloc(buffersize); - outbuffer_size = buffersize; - } - res = avcodec_encode_video(avctx, outbuffer, outbuffer_size, pic); - - if(res < 0){ - mp_msg(MSGT_VO,MSGL_WARN, "[VO_PNG] Error in create_png.\n"); - fclose(outfile); - return 1; - } - - fwrite(outbuffer, res, 1, outfile); - fclose(outfile); - - return VO_TRUE; -} - -static void draw_osd(void){} - -static void flip_page (void){} - -static int draw_frame(uint8_t * src[]) -{ - return -1; -} - -static int draw_slice( uint8_t *src[],int stride[],int w,int h,int x,int y ) -{ - return -1; -} - -static int -query_format(uint32_t format) -{ - const int supported_flags = VFCAP_CSP_SUPPORTED|VFCAP_CSP_SUPPORTED_BY_HW|VFCAP_ACCEPT_STRIDE; - switch(format){ - case IMGFMT_RGB24: - return use_alpha ? 0 : supported_flags; - case IMGFMT_BGR32: - return use_alpha ? supported_flags : 0; - } - return 0; -} - -static void uninit(void) -{ - if (avctx) - avcodec_close(avctx); - av_freep(&avctx); - av_freep(&outbuffer); - av_free(pic); - pic = NULL; - outbuffer_size = 0; -} - -static void check_events(void){} - -static int int_zero_to_nine(void *value) -{ - int *sh = value; - return *sh >= 0 && *sh <= 9; -} - -static const opt_t subopts[] = { - {"alpha", OPT_ARG_BOOL, &use_alpha, NULL}, - {"z", OPT_ARG_INT, &z_compression, int_zero_to_nine}, - {NULL} -}; - -static int preinit(const char *arg) -{ - z_compression = 0; - use_alpha = 0; - if (subopt_parse(arg, subopts) != 0) { - return -1; - } - return 0; -} - -static int control(uint32_t request, void *data) -{ - switch (request) { - case VOCTRL_DRAW_IMAGE: - return draw_image(data); - case VOCTRL_QUERY_FORMAT: - return query_format(*((uint32_t*)data)); - } - return VO_NOTIMPL; -} |