mirror of
https://github.com/mpv-player/mpv
synced 2024-12-22 06:42:03 +00:00
8ba8cac28d
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@26771 b3059339-0415-0410-9bf9-f77b7e298cf2
315 lines
8.8 KiB
C
315 lines
8.8 KiB
C
/* ------------------------------------------------------------------------- */
|
|
|
|
/*
|
|
* md5sum video output driver
|
|
*
|
|
* Written by Ivo van Poorten. (C) Copyright 2004, 2005, 2006.
|
|
*
|
|
* 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.
|
|
*/
|
|
|
|
/* ------------------------------------------------------------------------- */
|
|
|
|
/* Global Includes */
|
|
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
#include <errno.h>
|
|
|
|
/* ------------------------------------------------------------------------- */
|
|
|
|
/* Local Includes */
|
|
|
|
#include "config.h"
|
|
#include "subopt-helper.h"
|
|
#include "mp_msg.h"
|
|
#include "video_out.h"
|
|
#include "video_out_internal.h"
|
|
#include "mplayer.h" /* for exit_player() */
|
|
#include "help_mp.h"
|
|
#include "libavutil/md5.h"
|
|
|
|
/* ------------------------------------------------------------------------- */
|
|
|
|
/* Defines */
|
|
|
|
/* Used for temporary buffers to store file- and pathnames */
|
|
#define BUFLENGTH 512
|
|
|
|
/* ------------------------------------------------------------------------- */
|
|
|
|
/* Info */
|
|
|
|
static const vo_info_t info=
|
|
{
|
|
"md5sum of each frame",
|
|
"md5sum",
|
|
"Ivo van Poorten (ivop@euronet.nl)",
|
|
""
|
|
};
|
|
|
|
const LIBVO_EXTERN (md5sum)
|
|
|
|
/* ------------------------------------------------------------------------- */
|
|
|
|
/* Global Variables */
|
|
|
|
char *md5sum_outfile = NULL;
|
|
|
|
FILE *md5sum_fd;
|
|
int framenum = 0;
|
|
|
|
/* ------------------------------------------------------------------------- */
|
|
|
|
/** \brief An error occured while writing to a file.
|
|
*
|
|
* The program failed to write data to a file.
|
|
* It displays a message and exits the player.
|
|
*
|
|
* \return nothing It does not return.
|
|
*/
|
|
|
|
static void md5sum_write_error(void) {
|
|
mp_msg(MSGT_VO, MSGL_ERR, MSGTR_ErrorWritingFile, info.short_name);
|
|
exit_player(MSGTR_Exit_error);
|
|
}
|
|
|
|
/* ------------------------------------------------------------------------- */
|
|
|
|
/** \brief Pre-initialisation.
|
|
*
|
|
* This function is called before initialising the video output driver. It
|
|
* parses all suboptions and sets variables accordingly. If an error occurs
|
|
* (like an option being out of range, not having any value or an unknown
|
|
* option is stumbled upon) the player will exit. It also sets default
|
|
* values if necessary.
|
|
*
|
|
* \param arg A string containing all the suboptions passed to the video
|
|
* output driver.
|
|
*
|
|
* \return 0 All went well.
|
|
*/
|
|
|
|
static int preinit(const char *arg)
|
|
{
|
|
opt_t subopts[] = {
|
|
{"outfile", OPT_ARG_MSTRZ, &md5sum_outfile, NULL, 0},
|
|
{NULL, 0, NULL, NULL, 0}
|
|
};
|
|
|
|
mp_msg(MSGT_VO, MSGL_INFO, "%s: %s\n", info.short_name,
|
|
MSGTR_VO_ParsingSuboptions);
|
|
|
|
md5sum_outfile = strdup("md5sums");
|
|
if (subopt_parse(arg, subopts) != 0) {
|
|
return -1;
|
|
}
|
|
|
|
mp_msg(MSGT_VO, MSGL_V, "%s: outfile --> %s\n", info.short_name,
|
|
md5sum_outfile);
|
|
|
|
mp_msg(MSGT_VO, MSGL_INFO, "%s: %s\n", info.short_name,
|
|
MSGTR_VO_SuboptionsParsedOK);
|
|
return 0;
|
|
}
|
|
|
|
/* ------------------------------------------------------------------------- */
|
|
|
|
/** \brief Configure the video output driver.
|
|
*
|
|
* This functions configures the video output driver. It opens the output
|
|
* file to which this driver will write all the MD5 sums. If something
|
|
* goes wrong, the player will exit.
|
|
*
|
|
* \return 0 All went well.
|
|
*/
|
|
|
|
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 (vo_config_count > 0 ) { /* Already configured */
|
|
return 0;
|
|
}
|
|
|
|
if ( (md5sum_fd = fopen(md5sum_outfile, "w") ) == NULL ) {
|
|
mp_msg(MSGT_VO, MSGL_ERR, "\n%s: %s\n", info.short_name,
|
|
MSGTR_VO_CantCreateFile);
|
|
mp_msg(MSGT_VO, MSGL_ERR, "%s: %s: %s\n",
|
|
info.short_name, MSGTR_VO_GenericError, strerror(errno) );
|
|
exit_player(MSGTR_Exit_error);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
/* ------------------------------------------------------------------------- */
|
|
|
|
/** \brief Write MD5 sum to output file.
|
|
*
|
|
* This function writes an ASCII representation of a 16-byte hexadecimal
|
|
* MD5 sum to our output file. The file descriptor is a global variable.
|
|
*
|
|
* \param md5sum Sixteen bytes that represent an MD5 sum.
|
|
*
|
|
* \return None The player will exit if a write error occurs.
|
|
*/
|
|
|
|
static void md5sum_output_sum(unsigned char *md5sum) {
|
|
int i;
|
|
|
|
for(i=0; i<16; i++) {
|
|
if ( fprintf(md5sum_fd, "%02x", md5sum[i]) < 0 ) md5sum_write_error();
|
|
}
|
|
if ( fprintf(md5sum_fd, " frame%08d\n", framenum) < 0 )
|
|
md5sum_write_error();
|
|
|
|
framenum++;
|
|
}
|
|
|
|
/* ------------------------------------------------------------------------- */
|
|
|
|
static int draw_frame(uint8_t *src[])
|
|
{
|
|
mp_msg(MSGT_VO, MSGL_V, "%s: draw_frame() is called!\n", info.short_name);
|
|
return -1;
|
|
}
|
|
|
|
/* ------------------------------------------------------------------------- */
|
|
|
|
static uint32_t draw_image(mp_image_t *mpi)
|
|
{
|
|
unsigned char md5sum[16];
|
|
uint32_t w = mpi->w;
|
|
uint32_t h = mpi->h;
|
|
uint8_t *rgbimage = mpi->planes[0];
|
|
uint8_t *planeY = mpi->planes[0];
|
|
uint8_t *planeU = mpi->planes[1];
|
|
uint8_t *planeV = mpi->planes[2];
|
|
uint32_t strideY = mpi->stride[0];
|
|
uint32_t strideU = mpi->stride[1];
|
|
uint32_t strideV = mpi->stride[2];
|
|
|
|
uint8_t md5_context_memory[av_md5_size];
|
|
struct AVMD5 *md5_context = (struct AVMD5*) md5_context_memory;
|
|
unsigned int i;
|
|
|
|
if (mpi->flags & MP_IMGFLAG_PLANAR) { /* Planar */
|
|
if (mpi->flags & MP_IMGFLAG_YUV) { /* Planar YUV */
|
|
av_md5_init(md5_context);
|
|
for (i=0; i<h; i++) {
|
|
av_md5_update(md5_context, planeY + i * strideY, w);
|
|
}
|
|
w = w / 2;
|
|
h = h / 2;
|
|
for (i=0; i<h; i++) {
|
|
av_md5_update(md5_context, planeU + i * strideU, w);
|
|
av_md5_update(md5_context, planeV + i * strideV, w);
|
|
}
|
|
av_md5_final(md5_context, md5sum);
|
|
md5sum_output_sum(md5sum);
|
|
return VO_TRUE;
|
|
} else { /* Planar RGB */
|
|
return VO_FALSE;
|
|
}
|
|
} else { /* Packed */
|
|
if (mpi->flags & MP_IMGFLAG_YUV) { /* Packed YUV */
|
|
|
|
return VO_FALSE;
|
|
} else { /* Packed RGB */
|
|
av_md5_sum(md5sum, rgbimage, mpi->w * (mpi->bpp >> 3) * mpi->h);
|
|
md5sum_output_sum(md5sum);
|
|
return VO_TRUE;
|
|
}
|
|
}
|
|
|
|
return VO_FALSE;
|
|
}
|
|
|
|
/* ------------------------------------------------------------------------- */
|
|
|
|
static int draw_slice(uint8_t *src[], int stride[], int w, int h,
|
|
int x, int y)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
/* ------------------------------------------------------------------------- */
|
|
|
|
static int query_format(uint32_t format)
|
|
{
|
|
switch (format) {
|
|
case IMGFMT_RGB24:
|
|
case IMGFMT_YV12:
|
|
return VFCAP_CSP_SUPPORTED|VFCAP_CSP_SUPPORTED_BY_HW;
|
|
default:
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
/* ------------------------------------------------------------------------- */
|
|
|
|
static int control(uint32_t request, void *data, ...)
|
|
{
|
|
switch (request) {
|
|
case VOCTRL_QUERY_FORMAT:
|
|
return query_format(*((uint32_t*)data));
|
|
case VOCTRL_DRAW_IMAGE:
|
|
return draw_image(data);
|
|
}
|
|
return VO_NOTIMPL;
|
|
}
|
|
|
|
/* ------------------------------------------------------------------------- */
|
|
|
|
static void uninit(void)
|
|
{
|
|
if (md5sum_outfile) {
|
|
free(md5sum_outfile);
|
|
md5sum_outfile = NULL;
|
|
}
|
|
if (md5sum_fd) fclose(md5sum_fd);
|
|
}
|
|
|
|
/* ------------------------------------------------------------------------- */
|
|
|
|
static void check_events(void)
|
|
{
|
|
}
|
|
|
|
/* ------------------------------------------------------------------------- */
|
|
|
|
static void draw_osd(void)
|
|
{
|
|
}
|
|
|
|
/* ------------------------------------------------------------------------- */
|
|
|
|
static void flip_page (void)
|
|
{
|
|
}
|
|
|
|
/* ------------------------------------------------------------------------- */
|
|
|
|
#undef BUFLENGTH
|
|
#undef MD5SUM_RGB_MODE
|
|
#undef MD5SUM_YUV_MODE
|
|
|
|
/* ------------------------------------------------------------------------- */
|
|
|