--- /dev/null
+/* Gnome-Streamer
+ * Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+#include "config.h"
+
+#include <math.h>
+#include <stdlib.h>
+
+//#define DEBUG_ENABLED
+#include <gst/gst.h>
+#include <gstcolorspace.h>
+
+#ifdef HAVE_LIBMMX
+#include "mmx.h"
+#endif
+
+#include "yuv2rgb.h"
+
+static GstBuffer *gst_colorspace_yuv420P_to_rgb32(GstBuffer *src, GstColorSpaceParameters *params);
+static GstBuffer *gst_colorspace_yuv420P_to_bgr32(GstBuffer *src, GstColorSpaceParameters *params);
+static GstBuffer *gst_colorspace_yuv420P_to_bgr32_mmx(GstBuffer *src, GstColorSpaceParameters *params);
+static GstBuffer *gst_colorspace_yuv420P_to_rgb24(GstBuffer *src, GstColorSpaceParameters *params);
+static GstBuffer *gst_colorspace_yuv420P_to_bgr24(GstBuffer *src, GstColorSpaceParameters *params);
+static GstBuffer *gst_colorspace_yuv420P_to_rgb16(GstBuffer *src, GstColorSpaceParameters *params);
+static GstBuffer *gst_colorspace_yuv420P_to_bgr16_mmx(GstBuffer *src, GstColorSpaceParameters *params);
+
+static void gst_colorspace_yuv_to_rgb16(GstColorSpaceYUVTables *tables,
+ unsigned char *lum,
+ unsigned char *cr,
+ unsigned char *cb,
+ unsigned char *out,
+ int cols, int rows);
+static void gst_colorspace_yuv_to_rgb24(GstColorSpaceYUVTables *tables,
+ unsigned char *lum,
+ unsigned char *cr,
+ unsigned char *cb,
+ unsigned char *out,
+ int cols, int rows);
+static void gst_colorspace_yuv_to_rgb32(GstColorSpaceYUVTables *tables,
+ unsigned char *lum,
+ unsigned char *cr,
+ unsigned char *cb,
+ unsigned char *out,
+ int cols, int rows);
+#ifdef HAVE_LIBMMX
+static void gst_colorspace_yuv_to_bgr32_mmx(GstColorSpaceYUVTables *tables,
+ unsigned char *lum,
+ unsigned char *cr,
+ unsigned char *cb,
+ unsigned char *out,
+ int cols, int rows);
+static void gst_colorspace_yuv_to_bgr16_mmx(GstColorSpaceYUVTables *tables,
+ unsigned char *lum,
+ unsigned char *cr,
+ unsigned char *cb,
+ unsigned char *out,
+ int cols, int rows);
+#endif
+
+static GstColorSpaceYUVTables * gst_colorspace_init_yuv(long depth,
+ long red_mask, long green_mask, long blue_mask);
+
+GstColorSpaceConverter gst_colorspace_yuv2rgb_get_converter(GstColorSpace src, GstColorSpace dest) {
+ DEBUG("gst_colorspace_yuv2rgb_get_converter %d\n", dest);
+ switch(src) {
+ case GST_COLORSPACE_YUV420P:
+ switch(dest) {
+ case GST_COLORSPACE_BGR32:
+ //return gst_colorspace_yuv420P_to_bgr32;
+ return gst_colorspace_yuv420P_to_bgr32_mmx;
+ case GST_COLORSPACE_RGB32:
+ return gst_colorspace_yuv420P_to_rgb32;
+ case GST_COLORSPACE_RGB24:
+ return gst_colorspace_yuv420P_to_rgb24;
+ case GST_COLORSPACE_BGR24:
+ return gst_colorspace_yuv420P_to_bgr24;
+ case GST_COLORSPACE_RGB555:
+ case GST_COLORSPACE_RGB565:
+ case GST_COLORSPACE_BGR555:
+ return gst_colorspace_yuv420P_to_rgb16;
+ case GST_COLORSPACE_BGR565:
+ return gst_colorspace_yuv420P_to_bgr16_mmx;
+ default:
+ break;
+ }
+ break;
+ default:
+ break;
+ }
+ g_print("gst_colorspace_yuv2rgb not implemented\n");
+ return NULL;
+}
+
+static GstBuffer *gst_colorspace_yuv420P_to_bgr32(GstBuffer *src, GstColorSpaceParameters *params) {
+ static GstColorSpaceYUVTables *color_tables = NULL;
+ int size;
+ GstBuffer *buf = NULL;
+ guchar *out;
+ DEBUG("gst_colorspace_yuv420P_to_bgr32\n");
+
+ g_return_val_if_fail(params != NULL, NULL);
+
+ if (color_tables == NULL) {
+ color_tables = gst_colorspace_init_yuv(32, 0xFF0000, 0x00FF00, 0x0000FF);
+ }
+ size = params->width * params->height;
+ if (params->outbuf == NULL) {
+ buf = gst_buffer_new();
+ out = GST_BUFFER_DATA(buf) = g_malloc(size * 4);
+ GST_BUFFER_SIZE(buf) = size * 4;
+ }
+ else out = params->outbuf;
+
+ gst_colorspace_yuv_to_rgb32(color_tables,
+ GST_BUFFER_DATA(src), // Y component
+ GST_BUFFER_DATA(src)+size, // cr component
+ GST_BUFFER_DATA(src)+size+(size>>2), // cb component
+ out,
+ params->height,
+ params->width);
+
+ if (buf) {
+ gst_buffer_unref(src);
+ return buf;
+ }
+ else return src;
+}
+
+static GstBuffer *gst_colorspace_yuv420P_to_rgb32(GstBuffer *src, GstColorSpaceParameters *params) {
+ static GstColorSpaceYUVTables *color_tables = NULL;
+ int size;
+ GstBuffer *buf = NULL;
+ guchar *out;
+ DEBUG("gst_colorspace_yuv420P_to_rgb32\n");
+
+ g_return_val_if_fail(params != NULL, NULL);
+
+ if (color_tables == NULL) {
+ color_tables = gst_colorspace_init_yuv(32, 0x0000FF, 0x00FF00, 0xFF0000);
+ }
+ size = params->width * params->height;
+ if (params->outbuf == NULL) {
+ buf = gst_buffer_new();
+ out = GST_BUFFER_DATA(buf) = g_malloc(size * 4);
+ GST_BUFFER_SIZE(buf) = size * 4;
+ }
+ else out = params->outbuf;
+
+ gst_colorspace_yuv_to_rgb32(color_tables,
+ GST_BUFFER_DATA(src), // Y component
+ GST_BUFFER_DATA(src)+size, // cr component
+ GST_BUFFER_DATA(src)+size+(size>>2), // cb component
+ out,
+ params->height,
+ params->width);
+
+ if (buf) {
+ gst_buffer_unref(src);
+ return buf;
+ }
+ else return src;
+}
+
+static GstBuffer *gst_colorspace_yuv420P_to_bgr24(GstBuffer *src, GstColorSpaceParameters *params) {
+ static GstColorSpaceYUVTables *color_tables = NULL;
+ int size;
+ GstBuffer *buf = NULL;
+ guchar *out;
+ DEBUG("gst_colorspace_yuv420P_to_bgr24\n");
+
+ g_return_val_if_fail(params != NULL, NULL);
+
+ if (color_tables == NULL) {
+ color_tables = gst_colorspace_init_yuv(24, 0xFF0000, 0x00FF00, 0x0000FF);
+ }
+ size = params->width * params->height;
+ if (params->outbuf == NULL) {
+ buf = gst_buffer_new();
+ out = GST_BUFFER_DATA(buf) = g_malloc(size * 3);
+ GST_BUFFER_SIZE(buf) = size * 3;
+ }
+ else out = params->outbuf;
+
+ gst_colorspace_yuv_to_rgb24(color_tables,
+ GST_BUFFER_DATA(src), // Y component
+ GST_BUFFER_DATA(src)+size, // cr component
+ GST_BUFFER_DATA(src)+size+(size>>2), // cb component
+ out,
+ params->height,
+ params->width);
+ if (buf) {
+ gst_buffer_unref(src);
+ return buf;
+ }
+ else return src;
+}
+
+static GstBuffer *gst_colorspace_yuv420P_to_rgb24(GstBuffer *src, GstColorSpaceParameters *params) {
+ static GstColorSpaceYUVTables *color_tables = NULL;
+ int size;
+ GstBuffer *buf = NULL;
+ guchar *out;
+ DEBUG("gst_colorspace_yuv420P_to_rgb24\n");
+
+ g_return_val_if_fail(params != NULL, NULL);
+
+ if (color_tables == NULL) {
+ color_tables = gst_colorspace_init_yuv(24, 0x0000FF, 0x00FF00, 0xFF0000);
+ }
+ size = params->width * params->height;
+ if (params->outbuf == NULL) {
+ buf = gst_buffer_new();
+ out = GST_BUFFER_DATA(buf) = g_malloc(size * 3);
+ GST_BUFFER_SIZE(buf) = size * 3;
+ }
+ else out = params->outbuf;
+
+ gst_colorspace_yuv_to_rgb24(color_tables,
+ GST_BUFFER_DATA(src), // Y component
+ GST_BUFFER_DATA(src)+size, // cr component
+ GST_BUFFER_DATA(src)+size+(size>>2), // cb component
+ out,
+ params->height,
+ params->width);
+
+ if (buf) {
+ gst_buffer_unref(src);
+ return buf;
+ }
+ else return src;
+}
+
+static GstBuffer *gst_colorspace_yuv420P_to_rgb16(GstBuffer *src, GstColorSpaceParameters *params) {
+ static GstColorSpaceYUVTables *color_tables = NULL;
+ int size;
+ DEBUG("gst_colorspace_yuv420P_to_rgb16\n");
+
+ g_return_val_if_fail(params != NULL, NULL);
+ g_return_val_if_fail(params->visual != NULL, NULL);
+
+ if (color_tables == NULL) {
+ color_tables = gst_colorspace_init_yuv(16, params->visual->red_mask, params->visual->green_mask, params->visual->blue_mask);
+ }
+ size = params->width * params->height;
+
+ gst_colorspace_yuv_to_rgb16(color_tables,
+ GST_BUFFER_DATA(src), // Y component
+ GST_BUFFER_DATA(src)+size, // cr component
+ GST_BUFFER_DATA(src)+size+(size>>2), // cb component
+ params->outbuf,
+ params->height,
+ params->width);
+
+ return src;
+}
+
+#ifdef HAVE_LIBMMX
+static mmx_t MMX16_redmask = (mmx_t)(long long)0xf800f800f800f800LL; //dd 07c00 7c00h, 07c007c00h
+static mmx_t MMX16_grnmask = (mmx_t)(long long)0x07e007e007e007e0LL; //dd 003e0 03e0h, 003e003e0h
+
+static GstBuffer *gst_colorspace_yuv420P_to_bgr32_mmx(GstBuffer *src, GstColorSpaceParameters *params) {
+ int size;
+ GstBuffer *buf = NULL;
+ guchar *out;
+ DEBUG("gst_colorspace_yuv420P_to_rgb32_mmx\n");
+
+ g_return_val_if_fail(params != NULL, NULL);
+
+ size = params->width * params->height;
+ if (params->outbuf == NULL) {
+ buf = gst_buffer_new();
+ out = GST_BUFFER_DATA(buf) = g_malloc(size * 4);
+ GST_BUFFER_SIZE(buf) = size * 4;
+ }
+ else out = params->outbuf;
+
+ gst_colorspace_yuv_to_bgr32_mmx(NULL,
+ GST_BUFFER_DATA(src), // Y component
+ GST_BUFFER_DATA(src)+size, // cr component
+ GST_BUFFER_DATA(src)+size+(size>>2), // cb component
+ out,
+ params->height,
+ params->width);
+
+ if (buf) {
+ gst_buffer_unref(src);
+ return buf;
+ }
+ else return src;
+}
+static GstBuffer *gst_colorspace_yuv420P_to_bgr16_mmx(GstBuffer *src, GstColorSpaceParameters *params) {
+ int size;
+ DEBUG("gst_colorspace_yuv420P_to_bgr16_mmx \n");
+
+ g_return_val_if_fail(params != NULL, NULL);
+
+ size = params->width * params->height;
+
+ gst_colorspace_yuv_to_bgr16_mmx(NULL,
+ GST_BUFFER_DATA(src), // Y component
+ GST_BUFFER_DATA(src)+size, // cr component
+ GST_BUFFER_DATA(src)+size+(size>>2), // cb component
+ params->outbuf,
+ params->height,
+ params->width);
+
+ return src;
+}
+#endif
+
+/*
+ * How many 1 bits are there in the longword.
+ * Low performance, do not call often.
+ */
+
+static int
+number_of_bits_set(a)
+unsigned long a;
+{
+ if(!a) return 0;
+ if(a & 1) return 1 + number_of_bits_set(a >> 1);
+ return(number_of_bits_set(a >> 1));
+}
+
+/*
+ * Shift the 0s in the least significant end out of the longword.
+ * Low performance, do not call often.
+ */
+static unsigned long
+shifted_down(a)
+unsigned long a;
+{
+ if(!a) return 0;
+ if(a & 1) return a;
+ return a >> 1;
+}
+
+/*
+ * How many 0 bits are there at most significant end of longword.
+ * Low performance, do not call often.
+ */
+static int
+free_bits_at_top(a)
+unsigned long a;
+{
+ /* assume char is 8 bits */
+ if(!a) return sizeof(unsigned long) * 8;
+ /* assume twos complement */
+ if(((long)a) < 0l) return 0;
+ return 1 + free_bits_at_top ( a << 1);
+}
+
+/*
+ * How many 0 bits are there at least significant end of longword.
+ * Low performance, do not call often.
+ */
+static int
+free_bits_at_bottom(a)
+unsigned long a;
+{
+ /* assume char is 8 bits */
+ if(!a) return sizeof(unsigned long) * 8;
+ if(((long)a) & 1l) return 0;
+ return 1 + free_bits_at_bottom ( a >> 1);
+}
+
+/*
+ *--------------------------------------------------------------
+ *
+ * InitColor16Dither --
+ *
+ * To get rid of the multiply and other conversions in color
+ * dither, we use a lookup table.
+ *
+ * Results:
+ * None.
+ *
+ * Side effects:
+ * The lookup tables are initialized.
+ *
+ *--------------------------------------------------------------
+ */
+
+static GstColorSpaceYUVTables *
+gst_colorspace_init_yuv(long depth, long red_mask, long green_mask, long blue_mask)
+{
+ int CR, CB, i;
+ int *L_tab, *Cr_r_tab, *Cr_g_tab, *Cb_g_tab, *Cb_b_tab;
+ long *r_2_pix_alloc;
+ long *g_2_pix_alloc;
+ long *b_2_pix_alloc;
+ GstColorSpaceYUVTables *tables = g_malloc(sizeof(GstColorSpaceYUVTables));
+
+ L_tab = tables->L_tab = (int *)malloc(256*sizeof(int));
+ Cr_r_tab = tables->Cr_r_tab = (int *)malloc(256*sizeof(int));
+ Cr_g_tab = tables->Cr_g_tab = (int *)malloc(256*sizeof(int));
+ Cb_g_tab = tables->Cb_g_tab = (int *)malloc(256*sizeof(int));
+ Cb_b_tab = tables->Cb_b_tab = (int *)malloc(256*sizeof(int));
+
+ r_2_pix_alloc = (long *)malloc(768*sizeof(long));
+ g_2_pix_alloc = (long *)malloc(768*sizeof(long));
+ b_2_pix_alloc = (long *)malloc(768*sizeof(long));
+
+ if (L_tab == NULL ||
+ Cr_r_tab == NULL ||
+ Cr_g_tab == NULL ||
+ Cb_g_tab == NULL ||
+ Cb_b_tab == NULL ||
+ r_2_pix_alloc == NULL ||
+ g_2_pix_alloc == NULL ||
+ b_2_pix_alloc == NULL) {
+ fprintf(stderr, "Could not get enough memory in InitColorDither\n");
+ exit(1);
+ }
+
+ for (i=0; i<256; i++) {
+ L_tab[i] = i;
+ /*
+ if (gammaCorrectFlag) {
+ L_tab[i] = GAMMA_CORRECTION(i);
+ }
+ */
+
+ CB = CR = i;
+ /*
+ if (chromaCorrectFlag) {
+ CB -= 128;
+ CB = CHROMA_CORRECTION128(CB);
+ CR -= 128;
+ CR = CHROMA_CORRECTION128(CR);
+ }
+ else
+ */
+ {
+ CB -= 128; CR -= 128;
+ }
+ Cr_r_tab[i] = (0.419/0.299) * CR;
+ Cr_g_tab[i] = -(0.299/0.419) * CR;
+ Cb_g_tab[i] = -(0.114/0.331) * CB;
+ Cb_b_tab[i] = (0.587/0.331) * CB;
+
+ }
+
+ /*
+ * Set up entries 0-255 in rgb-to-pixel value tables.
+ */
+ for (i = 0; i < 256; i++) {
+ r_2_pix_alloc[i + 256] = i >> (8 - number_of_bits_set(red_mask));
+ r_2_pix_alloc[i + 256] <<= free_bits_at_bottom(red_mask);
+ g_2_pix_alloc[i + 256] = i >> (8 - number_of_bits_set(green_mask));
+ g_2_pix_alloc[i + 256] <<= free_bits_at_bottom(green_mask);
+ b_2_pix_alloc[i + 256] = i >> (8 - number_of_bits_set(blue_mask));
+ b_2_pix_alloc[i + 256] <<= free_bits_at_bottom(blue_mask);
+ /*
+ * If we have 16-bit output depth, then we double the value
+ * in the top word. This means that we can write out both
+ * pixels in the pixel doubling mode with one op. It is
+ * harmless in the normal case as storing a 32-bit value
+ * through a short pointer will lose the top bits anyway.
+ * A similar optimisation for Alpha for 64 bit has been
+ * prepared for, but is not yet implemented.
+ */
+ if(!(depth == 32) && !(depth == 24)) {
+
+ r_2_pix_alloc[i + 256] |= (r_2_pix_alloc[i + 256]) << 16;
+ g_2_pix_alloc[i + 256] |= (g_2_pix_alloc[i + 256]) << 16;
+ b_2_pix_alloc[i + 256] |= (b_2_pix_alloc[i + 256]) << 16;
+
+ }
+#ifdef SIXTYFOUR_BIT
+ if(depth == 32) {
+
+ r_2_pix_alloc[i + 256] |= (r_2_pix_alloc[i + 256]) << 32;
+ g_2_pix_alloc[i + 256] |= (g_2_pix_alloc[i + 256]) << 32;
+ b_2_pix_alloc[i + 256] |= (b_2_pix_alloc[i + 256]) << 32;
+
+ }
+#endif
+ }
+
+ /*
+ * Spread out the values we have to the rest of the array so that
+ * we do not need to check for overflow.
+ */
+ for (i = 0; i < 256; i++) {
+ r_2_pix_alloc[i] = r_2_pix_alloc[256];
+ r_2_pix_alloc[i+ 512] = r_2_pix_alloc[511];
+ g_2_pix_alloc[i] = g_2_pix_alloc[256];
+ g_2_pix_alloc[i+ 512] = g_2_pix_alloc[511];
+ b_2_pix_alloc[i] = b_2_pix_alloc[256];
+ b_2_pix_alloc[i+ 512] = b_2_pix_alloc[511];
+ }
+
+ tables->r_2_pix = r_2_pix_alloc + 256;
+ tables->g_2_pix = g_2_pix_alloc + 256;
+ tables->b_2_pix = b_2_pix_alloc + 256;
+
+ return tables;
+
+}
+
+/*
+ *--------------------------------------------------------------
+ *
+ * Color16DitherImage --
+ *
+ * Converts image into 16 bit color.
+ *
+ * Results:
+ * None.
+ *
+ * Side effects:
+ * None.
+ *
+ *--------------------------------------------------------------
+ */
+
+static void
+gst_colorspace_yuv_to_rgb16(tables, lum, cr, cb, out, rows, cols)
+ GstColorSpaceYUVTables *tables;
+ unsigned char *lum;
+ unsigned char *cr;
+ unsigned char *cb;
+ unsigned char *out;
+ int cols, rows;
+
+{
+ int L, CR, CB;
+ unsigned short *row1, *row2;
+ unsigned char *lum2;
+ int x, y;
+ int cr_r;
+ int crb_g;
+ int cb_b;
+ int cols_2 = cols>>1;
+
+ row1 = (unsigned short *)out;
+ row2 = row1 + cols;
+ lum2 = lum + cols;
+
+ for (y=rows>>1; y; y--) {
+ for (x=cols_2; x; x--) {
+
+ CR = *cr++;
+ CB = *cb++;
+ cr_r = tables->Cr_r_tab[CR];
+ crb_g = tables->Cr_g_tab[CR] + tables->Cb_g_tab[CB];
+ cb_b = tables->Cb_b_tab[CB];
+
+ L = tables->L_tab[(int) *lum++];
+
+ *row1++ = (tables->r_2_pix[L+cr_r] | tables->g_2_pix[L+crb_g] | tables->b_2_pix[L+cb_b]);
+
+ L = tables->L_tab[(int) *lum++];
+
+ *row1++ = (tables->r_2_pix[L+cr_r] | tables->g_2_pix[L+crb_g] | tables->b_2_pix[L+cb_b]);
+
+ /*
+ * Now, do second row.
+ */
+ L = tables->L_tab[(int) *lum2++];
+
+ *row2++ = (tables->r_2_pix[L+cr_r] | tables->g_2_pix[L+crb_g] | tables->b_2_pix[L+cb_b]);
+
+ L = tables->L_tab[(int) *lum2++];
+
+ *row2++ = (tables->r_2_pix[L+cr_r] | tables->g_2_pix[L+crb_g] | tables->b_2_pix[L+cb_b]);
+ }
+ /*
+ * These values are at the start of the next line, (due
+ * to the ++'s above),but they need to be at the start
+ * of the line after that.
+ */
+ lum = lum2;
+ row1 = row2;
+ lum2 += cols;
+ row2 += cols;
+ }
+}
+
+static void
+gst_colorspace_yuv_to_rgb24(tables, lum, cr, cb, out, rows, cols)
+ GstColorSpaceYUVTables *tables;
+ unsigned char *lum;
+ unsigned char *cr;
+ unsigned char *cb;
+ unsigned char *out;
+ int cols, rows;
+
+{
+ int L, CR, CB;
+ unsigned char *row1, *row2;
+ unsigned char *lum2;
+ int x, y;
+ int cr_r;
+ int crb_g;
+ int cb_b;
+ int cols_2 = cols>>1;
+ int cols_3 = cols*3;
+ unsigned char pixels[4];
+
+ row1 = out;
+ row2 = row1 + cols_3;
+ lum2 = lum + cols;
+ for (y=rows>>1; y; y--) {
+ for (x=cols_2; x; x--) {
+
+ CR = *cr++;
+ CB = *cb++;
+ cr_r = tables->Cr_r_tab[CR];
+ crb_g = tables->Cr_g_tab[CR] + tables->Cb_g_tab[CB];
+ cb_b = tables->Cb_b_tab[CB];
+
+ L = tables->L_tab[(int) *lum++];
+
+ ((int *)pixels)[0] = (tables->r_2_pix[L+cr_r] | tables->g_2_pix[L+crb_g] | tables->b_2_pix[L+cb_b]);
+ *row1++ = pixels[0]; *row1++ = pixels[1]; *row1++ = pixels[2];
+
+ L = tables->L_tab[(int) *lum++];
+
+ ((int *)pixels)[0] = (tables->r_2_pix[L+cr_r] | tables->g_2_pix[L+crb_g] | tables->b_2_pix[L+cb_b]);
+ *row1++ = pixels[0]; *row1++ = pixels[1]; *row1++ = pixels[2];
+
+ /*
+ * Now, do second row.
+ */
+
+ L = tables->L_tab [(int) *lum2++];
+
+ ((int *)pixels)[0] = (tables->r_2_pix[L+cr_r] | tables->g_2_pix[L+crb_g] | tables->b_2_pix[L+cb_b]);
+ *row2++ = pixels[0]; *row2++ = pixels[1]; *row2++ = pixels[2];
+
+ L = tables->L_tab [(int) *lum2++];
+
+ ((int *)pixels)[0] = (tables->r_2_pix[L+cr_r] | tables->g_2_pix[L+crb_g] | tables->b_2_pix[L+cb_b]);
+ *row2++ = pixels[0]; *row2++ = pixels[1]; *row2++ = pixels[2];
+ }
+ lum = lum2;
+ row1 = row2;
+ lum2 += cols;
+ row2 += cols_3;
+ }
+}
+
+/*
+ *--------------------------------------------------------------
+ *
+ * Color32DitherImage --
+ *
+ * Converts image into 32 bit color (or 24-bit non-packed).
+ *
+ * Results:
+ * None.
+ *
+ * Side effects:
+ * None.
+ *
+ *--------------------------------------------------------------
+ */
+
+/*
+ * This is a copysoft version of the function above with ints instead
+ * of shorts to cause a 4-byte pixel size
+ */
+
+static void
+gst_colorspace_yuv_to_rgb32(tables, lum, cr, cb, out, rows, cols)
+ GstColorSpaceYUVTables *tables;
+ unsigned char *lum;
+ unsigned char *cr;
+ unsigned char *cb;
+ unsigned char *out;
+ int cols, rows;
+
+{
+ int L, CR, CB;
+ unsigned int *row1, *row2;
+ unsigned char *lum2;
+ int x, y;
+ int cr_r;
+ int crb_g;
+ int cb_b;
+ int cols_2 = cols>>1;
+
+ row1 = (guint32 *)out;
+ row2 = row1 + cols;
+ lum2 = lum + cols;
+ for (y=rows>>1; y; y--) {
+ for (x=cols_2; x; x--) {
+
+ CR = *cr++;
+ CB = *cb++;
+ cr_r = tables->Cr_r_tab[CR];
+ crb_g = tables->Cr_g_tab[CR] + tables->Cb_g_tab[CB];
+ cb_b = tables->Cb_b_tab[CB];
+
+ L = tables->L_tab[(int) *lum++];
+
+ *row1++ = (tables->r_2_pix[L+cr_r] | tables->g_2_pix[L+crb_g] | tables->b_2_pix[L+cb_b]);
+
+ L = tables->L_tab[(int) *lum++];
+
+ *row1++ = (tables->r_2_pix[L+cr_r] | tables->g_2_pix[L+crb_g] | tables->b_2_pix[L+cb_b]);
+
+ /*
+ * Now, do second row.
+ */
+
+ L = tables->L_tab [(int) *lum2++];
+
+ *row2++ = (tables->r_2_pix[L+cr_r] | tables->g_2_pix[L+crb_g] | tables->b_2_pix[L+cb_b]);
+
+ L = tables->L_tab [(int) *lum2++];
+
+ *row2++ = (tables->r_2_pix[L+cr_r] | tables->g_2_pix[L+crb_g] | tables->b_2_pix[L+cb_b]);
+ }
+ lum = lum2;
+ row1 = row2;
+ lum2 += cols;
+ row2 += cols;
+ }
+}
+
+#ifdef HAVE_LIBMMX
+
+static mmx_t MMX_80w = (mmx_t)(long long)0x0080008000800080LL; //dd 00080 0080h, 000800080h
+
+static mmx_t MMX_00FFw = (mmx_t)(long long)0x00ff00ff00ff00ffLL; //dd 000FF 00FFh, 000FF00FFh
+static mmx_t MMX_FF00w = (mmx_t)(long long)0xff00ff00ff00ff00LL; //dd 000FF 00FFh, 000FF00FFh
+
+static mmx_t MMX16_Vredcoeff = (mmx_t)(long long)0x0066006600660066LL; //dd 00066 0066h, 000660066h
+static mmx_t MMX16_Ublucoeff = (mmx_t)(long long)0x0081008100810081LL; //dd 00081 0081h, 000810081h
+static mmx_t MMX16_Ugrncoeff = (mmx_t)(long long)0xffe8ffe8ffe8ffe8LL; //dd 0FFE7 FFE7h, 0FFE7FFE7h
+static mmx_t MMX16_Vgrncoeff = (mmx_t)(long long)0xffcdffcdffcdffcdLL; //dd 0FFCC FFCCh, 0FFCCFFCCh
+
+static mmx_t MMX16_Ycoeff = (mmx_t)(long long)0x004a004a004a004aLL; //dd 0004A 004Ah, 0004A004Ah
+
+
+static mmx_t MMX32_Vredcoeff = (mmx_t)(long long)0x0059005900590059LL;
+static mmx_t MMX32_Ubluecoeff = (mmx_t)(long long)0x0072007200720072LL;
+static mmx_t MMX32_Ugrncoeff = (mmx_t)(long long)0xffeaffeaffeaffeaLL;
+static mmx_t MMX32_Vgrncoeff = (mmx_t)(long long)0xffd2ffd2ffd2ffd2LL;
+
+static void
+gst_colorspace_yuv_to_bgr16_mmx(tables, lum, cr, cb, out, rows, cols)
+ GstColorSpaceYUVTables *tables;
+ unsigned char *lum;
+ unsigned char *cr;
+ unsigned char *cb;
+ unsigned char *out;
+ int cols, rows;
+
+{
+ unsigned short *row1 = (unsigned short* )out; // 32 bit target
+ int cols8 = cols>>3;
+
+ int y, x;
+
+ for (y=rows>>1; y; y--) {
+ for (x=cols8; x; x--) {
+
+ movd_m2r(*(mmx_t *)cb, mm0); // 4 Cb 0 0 0 0 u3 u2 u1 u0
+ pxor_r2r(mm7, mm7);
+ movd_m2r(*(mmx_t *)cr, mm1); // 4 Cr 0 0 0 0 v3 v2 v1 v0
+ punpcklbw_r2r(mm7, mm0); // 4 W cb 0 u3 0 u2 0 u1 0 u0
+ punpcklbw_r2r(mm7, mm1); // 4 W cr 0 v3 0 v2 0 v1 0 v0
+ psubw_m2r(MMX_80w, mm0);
+ psubw_m2r(MMX_80w, mm1);
+ movq_r2r(mm0, mm2); // Cb 0 u3 0 u2 0 u1 0 u0
+ movq_r2r(mm1, mm3); // Cr
+ pmullw_m2r(MMX16_Ugrncoeff, mm2); // Cb2green 0 R3 0 R2 0 R1 0 R0
+ movq_m2r(*(mmx_t *)lum, mm6); // L1 l7 L6 L5 L4 L3 L2 L1 L0
+ pmullw_m2r(MMX16_Ublucoeff, mm0); // Cb2blue
+ pand_m2r(MMX_00FFw, mm6); // L1 00 L6 00 L4 00 L2 00 L0
+ pmullw_m2r(MMX16_Vgrncoeff, mm3); // Cr2green
+ movq_m2r(*(mmx_t *)lum, mm7); // L2
+ pmullw_m2r(MMX16_Vredcoeff, mm1); // Cr2red
+ // "psubw MMX_10w, %%mm6\n"
+ psrlw_i2r(8, mm7); // L2 00 L7 00 L5 00 L3 00 L1
+ pmullw_m2r(MMX16_Ycoeff, mm6); // lum1
+ // "psubw MMX_10w, %%mm7\n" // L2
+ paddw_r2r(mm3, mm2); // Cb2green + Cr2green == green
+ pmullw_m2r(MMX16_Ycoeff, mm7); // lum2
+
+ movq_r2r(mm6, mm4); // lum1
+ paddw_r2r(mm0, mm6); // lum1 +blue 00 B6 00 B4 00 B2 00 B0
+ movq_r2r(mm4, mm5); // lum1
+ paddw_r2r(mm1, mm4); // lum1 +red 00 R6 00 R4 00 R2 00 R0
+ paddw_r2r(mm2, mm5); // lum1 +green 00 G6 00 G4 00 G2 00 G0
+ psraw_i2r(6, mm4); // R1 0 .. 64
+ movq_r2r(mm7, mm3); // lum2 00 L7 00 L5 00 L3 00 L1
+ psraw_i2r(6, mm5); // G1 - .. +
+ paddw_r2r(mm0, mm7); // Lum2 +blue 00 B7 00 B5 00 B3 00 B1
+ psraw_i2r(6, mm6); // B1 0 .. 64
+ packuswb_r2r(mm4, mm4); // R1 R1
+ packuswb_r2r(mm5, mm5); // G1 G1
+ packuswb_r2r(mm6, mm6); // B1 B1
+ punpcklbw_r2r(mm4, mm4);
+ punpcklbw_r2r(mm5, mm5);
+
+ pand_m2r(MMX16_redmask, mm4);
+ psllw_i2r(3, mm5); // GREEN 1
+ punpcklbw_r2r(mm6, mm6);
+ pand_m2r(MMX16_grnmask, mm5);
+ pand_m2r(MMX16_redmask, mm6);
+ por_r2r(mm5, mm4); //
+ psrlw_i2r(11, mm6); // BLUE 1
+ movq_r2r(mm3, mm5); // lum2
+ paddw_r2r(mm1, mm3); // lum2 +red 00 R7 00 R5 00 R3 00 R1
+ paddw_r2r(mm2, mm5); // lum2 +green 00 G7 00 G5 00 G3 00 G1
+ psraw_i2r(6, mm3); // R2
+ por_r2r(mm6, mm4); // MM4
+ psraw_i2r(6, mm5); // G2
+ movq_m2r(*(mmx_t *)(lum+cols), mm6); // L3 load lum2
+ psraw_i2r(6, mm7);
+ packuswb_r2r(mm3, mm3);
+ packuswb_r2r(mm5, mm5);
+ packuswb_r2r(mm7, mm7);
+ pand_m2r(MMX_00FFw, mm6); // L3
+ punpcklbw_r2r(mm3, mm3);
+ // "psubw MMX_10w, %%mm6\n" // L3
+ punpcklbw_r2r(mm5, mm5);
+ pmullw_m2r(MMX16_Ycoeff, mm6); // lum3
+ punpcklbw_r2r(mm7, mm7);
+ psllw_i2r(3, mm5); // GREEN 2
+ pand_m2r(MMX16_redmask, mm7);
+ pand_m2r(MMX16_redmask, mm3);
+ psrlw_i2r(11, mm7); // BLUE 2
+ pand_m2r(MMX16_grnmask, mm5);
+ por_r2r(mm7, mm3);
+ movq_m2r(*(mmx_t *)(lum+cols), mm7); // L4 load lum2
+ por_r2r(mm5, mm3); //
+ psrlw_i2r(8, mm7); // L4
+ movq_r2r(mm4, mm5);
+ // "psubw MMX_10w, %%mm7\n" // L4
+ punpcklwd_r2r(mm3, mm4);
+ pmullw_m2r(MMX16_Ycoeff, mm7); // lum4
+ punpckhwd_r2r(mm3, mm5);
+
+ movq_r2m(mm4, *(row1)); // write row1
+ movq_r2m(mm5, *(row1+4)); // write row1
+
+ movq_r2r(mm6, mm4); // Lum3
+ paddw_r2r(mm0, mm6); // Lum3 +blue
+
+ movq_r2r(mm4, mm5); // Lum3
+ paddw_r2r(mm1, mm4); // Lum3 +red
+ paddw_r2r(mm2, mm5); // Lum3 +green
+ psraw_i2r(6, mm4);
+ movq_r2r(mm7, mm3); // Lum4
+ psraw_i2r(6, mm5);
+ paddw_r2r(mm0, mm7); // Lum4 +blue
+ psraw_i2r(6, mm6); // Lum3 +blue
+ movq_r2r(mm3, mm0); // Lum4
+ packuswb_r2r(mm4, mm4);
+ paddw_r2r(mm1, mm3); // Lum4 +red
+ packuswb_r2r(mm5, mm5);
+ paddw_r2r(mm2, mm0); // Lum4 +green
+ packuswb_r2r(mm6, mm6);
+ punpcklbw_r2r(mm4, mm4);
+ punpcklbw_r2r(mm5, mm5);
+ punpcklbw_r2r(mm6, mm6);
+ psllw_i2r(3, mm5); // GREEN 3
+ pand_m2r(MMX16_redmask, mm4);
+ psraw_i2r(6, mm3); // psr 6
+ psraw_i2r(6, mm0);
+ pand_m2r(MMX16_redmask, mm6); // BLUE
+ pand_m2r(MMX16_grnmask, mm5);
+ psrlw_i2r(11, mm6); // BLUE 3
+ por_r2r(mm5, mm4);
+ psraw_i2r(6, mm7);
+ por_r2r(mm6, mm4);
+ packuswb_r2r(mm3, mm3);
+ packuswb_r2r(mm0, mm0);
+ packuswb_r2r(mm7, mm7);
+ punpcklbw_r2r(mm3, mm3);
+ punpcklbw_r2r(mm0, mm0);
+ punpcklbw_r2r(mm7, mm7);
+ pand_m2r(MMX16_redmask, mm3);
+ pand_m2r(MMX16_redmask, mm7); // BLUE
+ psllw_i2r(3, mm0); // GREEN 4
+ psrlw_i2r(11, mm7);
+ pand_m2r(MMX16_grnmask, mm0);
+ por_r2r(mm7, mm3);
+ por_r2r(mm0, mm3);
+
+ movq_r2r(mm4, mm5);
+
+ punpcklwd_r2r(mm3, mm4);
+ punpckhwd_r2r(mm3, mm5);
+
+ movq_r2m(mm4, *(row1+cols));
+ movq_r2m(mm5, *(row1+cols+4));
+
+ lum+=8;
+ cr+=4;
+ cb+=4;
+ row1 +=8;
+ }
+ lum += cols;
+ row1 += cols;
+ }
+
+ emms();
+
+}
+static void
+gst_colorspace_yuv_to_bgr32_mmx(tables, lum, cr, cb, out, rows, cols)
+ GstColorSpaceYUVTables *tables;
+ unsigned char *lum;
+ unsigned char *cr;
+ unsigned char *cb;
+ unsigned char *out;
+ int cols, rows;
+
+{
+ guint32 *row1 = (guint32 *)out; // 32 bit target
+ int cols4 = cols>>2;
+
+ int y, x;
+
+ for (y=rows>>1; y; y--) {
+ for (x=cols4; x; x--) {
+
+ // create Cr (result in mm1)
+ movd_m2r(*(mmx_t *)cr, mm1); // 0 0 0 0 v3 v2 v1 v0
+ pxor_r2r(mm7, mm7); // 00 00 00 00 00 00 00 00
+ movd_m2r(*(mmx_t *)lum, mm2); // 0 0 0 0 l3 l2 l1 l0
+ punpcklbw_r2r(mm7, mm1); // 0 v3 0 v2 00 v1 00 v0
+ punpckldq_r2r(mm1, mm1); // 00 v1 00 v0 00 v1 00 v0
+ psubw_m2r(MMX_80w, mm1); // mm1-128:r1 r1 r0 r0 r1 r1 r0 r0
+
+ // create Cr_g (result in mm0)
+ movq_r2r(mm1, mm0); // r1 r1 r0 r0 r1 r1 r0 r0
+ pmullw_m2r(MMX32_Vgrncoeff, mm0); // red*-46dec=0.7136*64
+ pmullw_m2r(MMX32_Vredcoeff, mm1); // red*89dec=1.4013*64
+ psraw_i2r(6, mm0); // red=red/64
+ psraw_i2r(6, mm1); // red=red/64
+
+ // create L1 L2 (result in mm2,mm4)
+ // L2=lum+cols
+ movq_m2r(*(mmx_t *)(lum+cols),mm3); // 0 0 0 0 L3 L2 L1 L0
+ punpckldq_r2r(mm3, mm2); // L3 L2 L1 L0 l3 l2 l1 l0
+ movq_r2r(mm2, mm4); // L3 L2 L1 L0 l3 l2 l1 l0
+ pand_m2r(MMX_FF00w, mm2); // L3 0 L1 0 l3 0 l1 0
+ pand_m2r(MMX_00FFw, mm4); // 0 L2 0 L0 0 l2 0 l0
+ psrlw_i2r(8, mm2); // 0 L3 0 L1 0 l3 0 l1
+
+ // create R (result in mm6)
+ movq_r2r(mm2, mm5); // 0 L3 0 L1 0 l3 0 l1
+ movq_r2r(mm4, mm6); // 0 L2 0 L0 0 l2 0 l0
+ paddsw_r2r(mm1, mm5); // lum1+red:x R3 x R1 x r3 x r1
+ paddsw_r2r(mm1, mm6); // lum1+red:x R2 x R0 x r2 x r0
+ packuswb_r2r(mm5, mm5); // R3 R1 r3 r1 R3 R1 r3 r1
+ packuswb_r2r(mm6, mm6); // R2 R0 r2 r0 R2 R0 r2 r0
+ pxor_r2r(mm7, mm7); // 00 00 00 00 00 00 00 00
+ punpcklbw_r2r(mm5, mm6); // R3 R2 R1 R0 r3 r2 r1 r0
+
+ // create Cb (result in mm1)
+ movd_m2r(*(mmx_t *)cb, mm1); // 0 0 0 0 u3 u2 u1 u0
+ punpcklbw_r2r(mm7, mm1); // 0 u3 0 u2 00 u1 00 u0
+ punpckldq_r2r(mm1, mm1); // 00 u1 00 u0 00 u1 00 u0
+ psubw_m2r(MMX_80w, mm1); // mm1-128:u1 u1 u0 u0 u1 u1 u0 u0
+ // create Cb_g (result in mm5)
+ movq_r2r(mm1, mm5); // u1 u1 u0 u0 u1 u1 u0 u0
+ pmullw_m2r(MMX32_Ugrncoeff, mm5); // blue*-109dec=1.7129*64
+ pmullw_m2r(MMX32_Ubluecoeff, mm1); // blue*114dec=1.78125*64
+ psraw_i2r(6, mm5); // blue=red/64
+ psraw_i2r(6, mm1); // blue=blue/64
+
+ // create G (result in mm7)
+ movq_r2r(mm2, mm3); // 0 L3 0 L1 0 l3 0 l1
+ movq_r2r(mm4, mm7); // 0 L2 0 L0 0 l2 0 l1
+ paddsw_r2r(mm5, mm3); // lum1+Cb_g:x G3t x G1t x g3t x g1t
+ paddsw_r2r(mm5, mm7); // lum1+Cb_g:x G2t x G0t x g2t x g0t
+ paddsw_r2r(mm0, mm3); // lum1+Cr_g:x G3 x G1 x g3 x g1
+ paddsw_r2r(mm0, mm7); // lum1+blue:x G2 x G0 x g2 x g0
+ packuswb_r2r(mm3, mm3); // G3 G1 g3 g1 G3 G1 g3 g1
+ packuswb_r2r(mm7, mm7); // G2 G0 g2 g0 G2 G0 g2 g0
+ punpcklbw_r2r(mm3, mm7); // G3 G2 G1 G0 g3 g2 g1 g0
+
+ // create B (result in mm5)
+ movq_r2r(mm2, mm3); // 0 L3 0 L1 0 l3 0 l1
+ movq_r2r(mm4, mm5); // 0 L2 0 L0 0 l2 0 l1
+ paddsw_r2r(mm1, mm3); // lum1+blue:x B3 x B1 x b3 x b1
+ paddsw_r2r(mm1, mm5); // lum1+blue:x B2 x B0 x b2 x b0
+ packuswb_r2r(mm3, mm3); // B3 B1 b3 b1 B3 B1 b3 b1
+ packuswb_r2r(mm5, mm5); // B2 B0 b2 b0 B2 B0 b2 b0
+ punpcklbw_r2r(mm3, mm5); // B3 B2 B1 B0 b3 b2 b1 b0
+
+ // fill destination row1 (needed are mm6=Rr,mm7=Gg,mm5=Bb)
+
+ pxor_r2r(mm2, mm2); // 0 0 0 0 0 0 0 0
+ pxor_r2r(mm4, mm4); // 0 0 0 0 0 0 0 0
+ movq_r2r(mm6, mm1); // R3 R2 R1 R0 r3 r2 r1 r0
+ movq_r2r(mm5, mm3); // B3 B2 B1 B0 b3 b2 b1 b0
+ // process lower lum
+ punpcklbw_r2r(mm4, mm1); // 0 r3 0 r2 0 r1 0 r0
+ punpcklbw_r2r(mm4, mm3); // 0 b3 0 b2 0 b1 0 b0
+ movq_r2r(mm1, mm2); // 0 r3 0 r2 0 r1 0 r0
+ movq_r2r(mm3, mm0); // 0 b3 0 b2 0 b1 0 b0
+ punpcklwd_r2r(mm1, mm3); // 0 r1 0 b1 0 r0 0 b0
+ punpckhwd_r2r(mm2, mm0); // 0 r3 0 b3 0 r2 0 b2
+
+ pxor_r2r(mm2, mm2); // 0 0 0 0 0 0 0 0
+ movq_r2r(mm7, mm1); // G3 G2 G1 G0 g3 g2 g1 g0
+ punpcklbw_r2r(mm1, mm2); // g3 0 g2 0 g1 0 g0 0
+ punpcklwd_r2r(mm4, mm2); // 0 0 g1 0 0 0 g0 0
+ por_r2r(mm3, mm2); // 0 r1 g1 b1 0 r0 g0 b0
+ movq_r2m(mm2, *(mmx_t *)row1); // wrote out ! row1
+
+ pxor_r2r(mm2, mm2); // 0 0 0 0 0 0 0 0
+ punpcklbw_r2r(mm1, mm4); // g3 0 g2 0 g1 0 g0 0
+ punpckhwd_r2r(mm2, mm4); // 0 0 g3 0 0 0 g2 0
+ por_r2r(mm0, mm4); // 0 r3 g3 b3 0 r2 g2 b2
+ movq_r2m(mm4, *(mmx_t *)(row1+2)); // wrote out ! row1
+
+ // fill destination row2 (needed are mm6=Rr,mm7=Gg,mm5=Bb)
+ // this can be done "destructive"
+ pxor_r2r(mm2, mm2); // 0 0 0 0 0 0 0 0
+ punpckhbw_r2r(mm2, mm6); // 0 R3 0 R2 0 R1 0 R0
+ punpckhbw_r2r(mm1, mm5); // G3 B3 G2 B2 G1 B1 G0 B0
+ movq_r2r(mm5, mm1); // G3 B3 G2 B2 G1 B1 G0 B0
+ punpcklwd_r2r(mm6, mm1); // 0 R1 G1 B1 0 R0 G0 B0
+ movq_r2m(mm1, *(mmx_t *)(row1+cols)); // wrote out ! row2
+ punpckhwd_r2r(mm6, mm5); // 0 R3 G3 B3 0 R2 G2 B2
+ movq_r2m(mm5, *(mmx_t *)(row1+cols+2)); // wrote out ! row2
+
+ lum+=4;
+ cr+=2;
+ cb+=2;
+ row1 +=4;
+ }
+ lum += cols;
+ row1 += cols;
+ }
+
+ emms();
+
+}
+#endif
+
--- /dev/null
+
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <glib.h>
+#include <gst/gst.h>
+
+int fd;
+char *outfile;
+
+void eof(GstSrc *src) {
+ g_print("have eos, quitting\n");
+ exit(0);
+}
+
+void mp2tomp1(GstElement *parser,GstPad *pad, GstElement *pipeline) {
+ GstElement *parse_audio, *parse_video, *decode, *decode_video, *play, *encode;
+ GstElement *audio_queue, *video_queue;
+ GstElement *audio_thread, *video_thread;
+ GstElement *videoscale;
+ GstElement *fdsink;
+ GstElementFactory *fdsinkfactory;
+
+ g_print("***** a new pad %s was created\n", gst_pad_get_name(pad));
+
+ // connect to audio pad
+ if (0) {
+ //if (strncmp(gst_pad_get_name(pad), "private_stream_1.0", 18) == 0) {
+ gst_plugin_load("ac3parse");
+ gst_plugin_load("ac3dec");
+ // construct internal pipeline elements
+ parse_audio = gst_elementfactory_make("ac3parse","parse_audio");
+ g_return_if_fail(parse_audio != NULL);
+ decode = gst_elementfactory_make("ac3dec","decode_audio");
+ g_return_if_fail(decode != NULL);
+ play = gst_elementfactory_make("audiosink","play_audio");
+ g_return_if_fail(play != NULL);
+
+ // create the thread and pack stuff into it
+ audio_thread = gst_thread_new("audio_thread");
+ g_return_if_fail(audio_thread != NULL);
+ gst_bin_add(GST_BIN(audio_thread),GST_ELEMENT(parse_audio));
+ gst_bin_add(GST_BIN(audio_thread),GST_ELEMENT(decode));
+ gst_bin_add(GST_BIN(audio_thread),GST_ELEMENT(play));
+
+ // set up pad connections
+ gst_element_add_ghost_pad(GST_ELEMENT(audio_thread),
+ gst_element_get_pad(parse_audio,"sink"));
+ gst_pad_connect(gst_element_get_pad(parse_audio,"src"),
+ gst_element_get_pad(decode,"sink"));
+ gst_pad_connect(gst_element_get_pad(decode,"src"),
+ gst_element_get_pad(play,"sink"));
+
+ // construct queue and connect everything in the main pipelie
+ audio_queue = gst_elementfactory_make("queue","audio_queue");
+ gtk_object_set(GTK_OBJECT(audio_queue),"max_level",30,NULL);
+ gst_bin_add(GST_BIN(pipeline),GST_ELEMENT(audio_queue));
+ gst_bin_add(GST_BIN(pipeline),GST_ELEMENT(audio_thread));
+ gst_pad_connect(pad,
+ gst_element_get_pad(audio_queue,"sink"));
+ gst_pad_connect(gst_element_get_pad(audio_queue,"src"),
+ gst_element_get_pad(audio_thread,"sink"));
+
+ // set up thread state and kick things off
+ gtk_object_set(GTK_OBJECT(audio_thread),"create_thread",TRUE,NULL);
+ g_print("setting to RUNNING state\n");
+ gst_element_set_state(GST_ELEMENT(audio_thread),GST_STATE_RUNNING);
+ g_print("setting to PLAYING state\n");
+ gst_element_set_state(GST_ELEMENT(audio_thread),GST_STATE_PLAYING);
+ } else if (strncmp(gst_pad_get_name(pad), "audio_", 6) == 0) {
+ gst_plugin_load("mp3parse");
+ gst_plugin_load("mpg123");
+ // construct internal pipeline elements
+ parse_audio = gst_elementfactory_make("mp3parse","parse_audio");
+ g_return_if_fail(parse_audio != NULL);
+ decode = gst_elementfactory_make("mpg123","decode_audio");
+ g_return_if_fail(decode != NULL);
+ play = gst_elementfactory_make("audiosink","play_audio");
+ g_return_if_fail(play != NULL);
+
+ // create the thread and pack stuff into it
+ audio_thread = gst_thread_new("audio_thread");
+ g_return_if_fail(audio_thread != NULL);
+ gst_bin_add(GST_BIN(audio_thread),GST_ELEMENT(parse_audio));
+ gst_bin_add(GST_BIN(audio_thread),GST_ELEMENT(decode));
+ gst_bin_add(GST_BIN(audio_thread),GST_ELEMENT(play));
+
+ // set up pad connections
+ gst_element_add_ghost_pad(GST_ELEMENT(audio_thread),
+ gst_element_get_pad(parse_audio,"sink"));
+ gst_pad_connect(gst_element_get_pad(parse_audio,"src"),
+ gst_element_get_pad(decode,"sink"));
+ gst_pad_connect(gst_element_get_pad(decode,"src"),
+ gst_element_get_pad(play,"sink"));
+
+ // construct queue and connect everything in the main pipelie
+ audio_queue = gst_elementfactory_make("queue","audio_queue");
+ gtk_object_set(GTK_OBJECT(audio_queue),"max_level",30,NULL);
+ gst_bin_add(GST_BIN(pipeline),GST_ELEMENT(audio_queue));
+ gst_bin_add(GST_BIN(pipeline),GST_ELEMENT(audio_thread));
+ gst_pad_connect(pad,
+ gst_element_get_pad(audio_queue,"sink"));
+ gst_pad_connect(gst_element_get_pad(audio_queue,"src"),
+ gst_element_get_pad(audio_thread,"sink"));
+
+ // set up thread state and kick things off
+ gtk_object_set(GTK_OBJECT(audio_thread),"create_thread",TRUE,NULL);
+ g_print("setting to RUNNING state\n");
+ gst_element_set_state(GST_ELEMENT(audio_thread),GST_STATE_RUNNING);
+ g_print("setting to PLAYING state\n");
+ gst_element_set_state(GST_ELEMENT(audio_thread),GST_STATE_PLAYING);
+ } else if (strncmp(gst_pad_get_name(pad), "video_", 6) == 0) {
+ //} else if (0) {
+
+ gst_plugin_load("mp1videoparse");
+ gst_plugin_load("mpeg2play");
+ gst_plugin_load("videoscale");
+ gst_plugin_load("mpeg2enc");
+ // construct internal pipeline elements
+ parse_video = gst_elementfactory_make("mp1videoparse","parse_video");
+ g_return_if_fail(parse_video != NULL);
+ decode_video = gst_elementfactory_make("mpeg2play","decode_video");
+ g_return_if_fail(decode_video != NULL);
+ videoscale = gst_elementfactory_make("videoscale","videoscale");
+ g_return_if_fail(videoscale != NULL);
+ encode = gst_elementfactory_make("mpeg2enc","encode");
+ g_return_if_fail(encode != NULL);
+ //gtk_object_set(GTK_OBJECT(show),"width",640, "height", 480,NULL);
+ fd = open(outfile,O_CREAT|O_RDWR|O_TRUNC);
+
+ fdsinkfactory = gst_elementfactory_find("fdsink");
+ g_return_if_fail(fdsinkfactory != NULL);
+ fdsink = gst_elementfactory_create(fdsinkfactory,"fdsink");
+ g_return_if_fail(fdsink != NULL);
+ gtk_object_set(GTK_OBJECT(fdsink),"fd",fd,NULL);
+
+ // create the thread and pack stuff into it
+ video_thread = gst_thread_new("video_thread");
+ g_return_if_fail(video_thread != NULL);
+ gst_bin_add(GST_BIN(video_thread),GST_ELEMENT(parse_video));
+ gst_bin_add(GST_BIN(video_thread),GST_ELEMENT(decode_video));
+ gst_bin_add(GST_BIN(video_thread),GST_ELEMENT(videoscale));
+ gst_bin_add(GST_BIN(video_thread),GST_ELEMENT(encode));
+ gst_bin_add(GST_BIN(video_thread),GST_ELEMENT(fdsink));
+
+ // set up pad connections
+ gst_element_add_ghost_pad(GST_ELEMENT(video_thread),
+ gst_element_get_pad(parse_video,"sink"));
+ gst_pad_connect(gst_element_get_pad(parse_video,"src"),
+ gst_element_get_pad(decode_video,"sink"));
+ gst_pad_connect(gst_element_get_pad(decode_video,"src"),
+ gst_element_get_pad(videoscale,"sink"));
+ gst_pad_connect(gst_element_get_pad(videoscale,"src"),
+ gst_element_get_pad(encode,"sink"));
+ gst_pad_connect(gst_element_get_pad(encode,"src"),
+ gst_element_get_pad(fdsink,"sink"));
+
+ // construct queue and connect everything in the main pipeline
+ video_queue = gst_elementfactory_make("queue","video_queue");
+ gtk_object_set(GTK_OBJECT(video_queue),"max_level",30,NULL);
+ gst_bin_add(GST_BIN(pipeline),GST_ELEMENT(video_queue));
+ gst_bin_add(GST_BIN(pipeline),GST_ELEMENT(video_thread));
+ gst_pad_connect(pad,
+ gst_element_get_pad(video_queue,"sink"));
+ gst_pad_connect(gst_element_get_pad(video_queue,"src"),
+ gst_element_get_pad(video_thread,"sink"));
+
+ // set up thread state and kick things off
+ gtk_object_set(GTK_OBJECT(video_thread),"create_thread",TRUE,NULL);
+ g_print("setting to RUNNING state\n");
+ gst_element_set_state(GST_ELEMENT(video_thread),GST_STATE_RUNNING);
+ g_print("setting to PLAYING state\n");
+ gst_element_set_state(GST_ELEMENT(video_thread),GST_STATE_PLAYING);
+ }
+ g_print("\n");
+}
+
+int main(int argc,char *argv[]) {
+ GstPipeline *pipeline;
+ GstElement *src, *parse, *out;
+ GstPad *infopad;
+ int i,c;
+
+ g_print("have %d args\n",argc);
+
+ gst_init(&argc,&argv);
+ gst_plugin_load("mpeg2parse");
+
+ pipeline = gst_pipeline_new("pipeline");
+ g_return_if_fail(pipeline != NULL);
+
+ if (strstr(argv[1],"video_ts")) {
+ src = gst_elementfactory_make("dvdsrc","src");
+ g_print("using DVD source\n");
+ } else
+ src = gst_elementfactory_make("disksrc","src");
+
+ g_return_if_fail(src != NULL);
+ gtk_object_set(GTK_OBJECT(src),"location",argv[1],NULL);
+ g_print("should be using file '%s'\n",argv[1]);
+
+ g_print("should be using output file '%s'\n",argv[2]);
+ outfile = argv[2];
+
+ parse = gst_elementfactory_make("mpeg2parse","parse");
+ g_return_if_fail(parse != NULL);
+
+ gst_bin_add(GST_BIN(pipeline),GST_ELEMENT(src));
+ gst_bin_add(GST_BIN(pipeline),GST_ELEMENT(parse));
+
+ gtk_signal_connect(GTK_OBJECT(parse),"new_pad",mp2tomp1, pipeline);
+
+ gtk_signal_connect(GTK_OBJECT(src),"eos",GTK_SIGNAL_FUNC(eof),NULL);
+
+ gst_pad_connect(gst_element_get_pad(src,"src"),
+ gst_element_get_pad(parse,"sink"));
+
+ g_print("setting to RUNNING state\n");
+ gst_element_set_state(GST_ELEMENT(pipeline),GST_STATE_RUNNING);
+
+ while (1) {
+ gst_src_push(GST_SRC(src));
+ }
+}