| /* |
| * GTK plotting routines source file |
| * |
| * Copyright (c) 1999 Mark Taylor |
| * |
| * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Lesser 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 Lesser 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. |
| */ |
| |
| /* $Id: gtkanal.c,v 1.41.8.3 2009/01/18 15:44:28 robert Exp $ */ |
| |
| #ifdef HAVE_CONFIG_H |
| # include <config.h> |
| #endif |
| |
| #include <gtk/gtk.h> |
| |
| #include "main.h" |
| #include "lame.h" |
| #include "machine.h" |
| #include "encoder.h" |
| #include "lame-analysis.h" |
| #include "get_audio.h" |
| #include "gtkanal.h" |
| #include "gpkplotting.h" |
| #include "lame_global_flags.h" |
| |
| /* this file should be removed. The few data items accessed in 'gfc' |
| should be made accessable by writing a lame_set_variable() function */ |
| #include "util.h" |
| |
| #include "console.h" |
| |
| |
| #ifdef _WIN32 |
| # include <windows.h> |
| # define msleep(t) Sleep(t) |
| #else |
| # include <unistd.h> |
| # define msleep(t) usleep((t) * 1000) |
| #endif |
| |
| |
| |
| |
| /*! Stringify \a x. */ |
| #define STR(x) #x |
| /*! Stringify \a x, perform macro expansion. */ |
| #define XSTR(x) STR(x) |
| |
| #define MP3X_MAJOR_VERSION 0 /* Major version number */ |
| #define MP3X_MINOR_VERSION 82 /* Minor version number */ |
| #define MP3X_ALPHA_VERSION 0 /* Set number if this is an alpha version, otherwise zero */ |
| #define MP3X_BETA_VERSION 0 /* Set number if this is a beta version, otherwise zero */ |
| |
| |
| plotting_data *pinfo; |
| plotting_data *pplot; |
| plotting_data Pinfo[NUMPINFO]; |
| |
| |
| /* global variables for the state of the system */ |
| static gint idle_keepgoing; /* processing of frames is ON */ |
| static gint idle_count_max; /* number of frames to process before plotting */ |
| static gint idle_count; /* pause & plot when idle_count=idel_count_max */ |
| static gint idle_end = 0; /* process all frames, stop at last frame */ |
| static gint idle_back = 0; /* set when we are displaying the old data */ |
| static int mp3done = 0; /* last frame has been read */ |
| static GtkWidget *frameprogress; /* progress bar */ |
| static GtkWidget *framecounter; /* progress counter */ |
| |
| static int subblock_draw[3] = { 1, 1, 1 }; |
| |
| /* main window */ |
| GtkWidget *window; |
| /* Backing pixmap for drawing areas */ |
| GtkWidget *pcmbox; /* PCM data plotted here */ |
| GtkWidget *winbox; /* mpg123 synthesis data plotted here */ |
| GtkWidget *enerbox[2]; /* spectrum, gr=0,1 plotted here */ |
| GtkWidget *mdctbox[2]; /* mdct coefficients gr=0,1 plotted here */ |
| GtkWidget *sfbbox[2]; /* scalefactors gr=0,1 plotted here */ |
| GtkWidget *headerbox; /* mpg123 header info shown here */ |
| |
| |
| struct gtkinfostruct { |
| int filetype; /* input file type 0=WAV, 1=MP3 */ |
| int msflag; /* toggle between L&R vs M&S PCM data display */ |
| int chflag; /* toggle between L & R channels */ |
| int kbflag; /* toggle between wave # and barks */ |
| int flag123; /* show mpg123 frame info, OR ISO encoder frame info */ |
| double avebits; /* running average bits per frame */ |
| int approxbits; /* (approx) bits per frame */ |
| int maxbits; /* max bits per frame used so far */ |
| int totemph; /* total of frames with de-emphasis */ |
| int totms; /* total frames with ms_stereo */ |
| int totis; /* total frames with i_stereo */ |
| int totshort; /* total granules with short blocks */ |
| int totmix; /* total granules with mixed blocks */ |
| int totpreflag; /* total granules with preflag */ |
| int pupdate; /* plot while processing, or only when needed */ |
| int sfblines; /* plot scalefactor bands in MDCT plot */ |
| int difference; /* plot original - decoded instead of orig vs. decoded */ |
| int totalframes; |
| } gtkinfo; |
| |
| |
| static lame_global_flags *gfp; |
| lame_internal_flags *gfc; |
| hip_t hip; |
| |
| /********************************************************************** |
| * read one frame and encode it |
| **********************************************************************/ |
| int |
| gtkmakeframe(void) |
| { |
| int iread = 0; |
| static int init = 0; |
| static int mpglag; |
| static short int Buffer[2][1152]; |
| short int mpg123pcm[2][1152]; |
| int ch, j; |
| int mp3count = 0; |
| int mp3out = 0; |
| int channels_out; |
| unsigned char mp3buffer[LAME_MAXMP3BUFFER]; |
| static int frameNum = 0; |
| int framesize = lame_get_framesize(gfp); |
| |
| channels_out = (lame_get_mode(gfp) == MONO) ? 1 : 2; |
| |
| pinfo->frameNum = frameNum; |
| pinfo->sampfreq = lame_get_out_samplerate(gfp); |
| pinfo->framesize = framesize; |
| pinfo->stereo = channels_out; |
| |
| /* If the analsys code is enabled, lame will writes data into gfc->pinfo, |
| * and mpg123 will write data into pinfo. Set these so |
| * the libraries put this data in the right place: */ |
| gfc->pinfo = pinfo; |
| hip_set_pinfo(hip, pinfo); |
| |
| if (is_mpeg_file_format(input_format)) { |
| iread = get_audio16(gfp, Buffer); |
| |
| |
| /* add a delay of framesize-DECDELAY, which will make the total delay |
| * exactly one frame, so we can sync MP3 output with WAV input */ |
| for (ch = 0; ch < channels_out; ch++) { |
| for (j = 0; j < framesize - DECDELAY; j++) |
| pinfo->pcmdata2[ch][j] = pinfo->pcmdata2[ch][j + framesize]; |
| for (j = 0; j < framesize; j++) /*rescale from int to short int */ |
| pinfo->pcmdata2[ch][j + framesize - DECDELAY] = Buffer[ch][j]; |
| } |
| |
| pinfo->frameNum123 = frameNum - 1; |
| ++frameNum; |
| |
| } |
| else { |
| |
| /* feed data to encoder until encoder produces some output */ |
| while (lame_get_frameNum(gfp) == pinfo->frameNum) { |
| |
| if (!init) { |
| init = 1; |
| mpglag = 1; |
| if (hip) { |
| hip_decode_exit(hip); |
| } |
| hip = hip_decode_init(); |
| hip_set_pinfo(hip, pinfo); |
| } |
| |
| iread = get_audio16(gfp, Buffer); |
| if (iread > framesize) { |
| /* NOTE: frame analyzer requires that we encode one frame |
| * for each pass through this loop. If lame_encode_buffer() |
| * is feed data too quickly, it will sometimes encode multiple frames |
| * breaking this loop. |
| */ |
| error_printf("Warning: get_audio is returning too much data.\n"); |
| } |
| if (iread <= 0) |
| break; /* eof */ |
| |
| mp3count = lame_encode_buffer(gfp, Buffer[0], Buffer[1], iread, |
| mp3buffer, sizeof(mp3buffer)); |
| |
| assert(!(mp3count > 0 && lame_get_frameNum(gfp) == pinfo->frameNum)); |
| /* not possible to produce mp3 data without encoding at least |
| * one frame of data which would increment frameNum */ |
| } |
| frameNum = lame_get_frameNum(gfp); /* use the internal MP3 frame counter */ |
| |
| |
| /* decode one frame of output */ |
| mp3out = hip_decode1(hip, mp3buffer, mp3count, mpg123pcm[0], mpg123pcm[1]); /* re-synthesis to pcm */ |
| /* mp3out = 0: need more data to decode */ |
| /* mp3out = -1: error. Lets assume 0 pcm output */ |
| /* mp3out = number of samples output */ |
| if (mp3out > 0) |
| assert(mp3out == pinfo->framesize); |
| if (mp3out != 0) { |
| /* decoded output is for frame pinfo->frameNum123 |
| * add a delay of framesize-DECDELAY, which will make the total delay |
| * exactly one frame */ |
| pinfo->frameNum123 = pinfo->frameNum - mpglag; |
| for (ch = 0; ch < pinfo->stereo; ch++) { |
| for (j = 0; j < pinfo->framesize - DECDELAY; j++) |
| pinfo->pcmdata2[ch][j] = pinfo->pcmdata2[ch][j + pinfo->framesize]; |
| for (j = 0; j < pinfo->framesize; j++) { |
| pinfo->pcmdata2[ch][j + pinfo->framesize - DECDELAY] = |
| (mp3out == -1) ? 0 : mpg123pcm[ch][j]; |
| } |
| } |
| } |
| else { |
| if (mpglag == MAXMPGLAG) { |
| error_printf("READ_AHEAD set too low - not enough frame buffering.\n" |
| "MP3x display of input and output PCM data out of sync.\n"); |
| error_flush(); |
| } |
| else |
| mpglag++; |
| pinfo->frameNum123 = -1; /* no frame output */ |
| } |
| } |
| return iread; |
| } |
| |
| |
| void |
| plot_frame(void) |
| { |
| int i, j, n, ch, gr; |
| gdouble *xcord, *ycord; |
| gdouble xmx, xmn, ymx, ymn; |
| double *data, *data2, *data3; |
| char title2[80]; |
| char label[80], label2[80]; |
| char *title; |
| plotting_data *pplot1; |
| plotting_data *pplot2 = NULL; |
| |
| double en, samp; |
| int sampindex, version = 0; |
| int barthick; |
| static int firstcall = 1; |
| static GdkColor *barcolor, *color, *grcolor[2]; |
| static GdkColor yellow, gray, cyan, magenta, orange, pink, red, green, blue, black, oncolor, |
| offcolor; |
| int blocktype[2][2]; |
| int headbits; |
| int mode_gr = 2; |
| |
| /* find the frame where mpg123 produced output coming from input frame |
| * pinfo. i.e.: out_frame + out_frame_lag = input_frame */ |
| for (i = 1; i <= MAXMPGLAG; i++) { |
| if ((pplot - i)->frameNum123 == pplot->frameNum) { |
| pplot2 = pplot - i; |
| break; |
| } |
| } |
| if (i > MAXMPGLAG) { |
| error_printf("input/output pcm syncing problem. should not happen!\n"); |
| pplot2 = pplot - 1; |
| } |
| |
| |
| /* however, the PCM data is delayed by 528 samples in the encoder filterbanks. |
| * We added another 1152-528 delay to this so the PCM data is *exactly* one |
| * frame behind the header & MDCT information */ |
| pplot1 = pplot2 + 1; /* back one frame for header info, MDCT */ |
| |
| /* allocate these GC's only once */ |
| if (firstcall) { |
| firstcall = 0; |
| /* grcolor[0] = &magenta; */ |
| grcolor[0] = &blue; |
| grcolor[1] = &green; |
| barcolor = &gray; |
| |
| setcolor(headerbox, &oncolor, 255, 0, 0); |
| setcolor(headerbox, &offcolor, 175, 175, 175); |
| setcolor(pcmbox, &red, 255, 0, 0); |
| setcolor(pcmbox, &pink, 255, 0, 255); |
| setcolor(pcmbox, &magenta, 255, 0, 100); |
| setcolor(pcmbox, &orange, 255, 127, 0); |
| setcolor(pcmbox, &cyan, 0, 255, 255); |
| setcolor(pcmbox, &green, 0, 255, 0); |
| setcolor(pcmbox, &blue, 0, 0, 255); |
| setcolor(pcmbox, &black, 0, 0, 0); |
| setcolor(pcmbox, &gray, 100, 100, 100); |
| setcolor(pcmbox, &yellow, 255, 255, 0); |
| |
| } |
| |
| /******************************************************************* |
| * frame header info |
| *******************************************************************/ |
| if (pplot1->sampfreq) |
| samp = pplot1->sampfreq; |
| else |
| samp = 1; |
| sampindex = SmpFrqIndex((long) samp, &version); |
| |
| ch = gtkinfo.chflag; |
| |
| headbits = 32 + ((pplot1->stereo == 2) ? 256 : 136); |
| gtkinfo.approxbits = (pplot1->bitrate * 1000 * 1152.0 / samp) - headbits; |
| sprintf(title2, "%3.1fkHz %ikbs ", samp / 1000, pplot1->bitrate); |
| gtk_text_freeze(GTK_TEXT(headerbox)); |
| gtk_text_backward_delete(GTK_TEXT(headerbox), gtk_text_get_length(GTK_TEXT(headerbox))); |
| gtk_text_set_point(GTK_TEXT(headerbox), 0); |
| gtk_text_insert(GTK_TEXT(headerbox), NULL, &oncolor, NULL, title2, -1); |
| title = " mono "; |
| if (2 == pplot1->stereo) |
| title = pplot1->js ? " js " : " s "; |
| gtk_text_insert(GTK_TEXT(headerbox), NULL, &oncolor, NULL, title, -1); |
| color = pplot1->ms_stereo ? &oncolor : &offcolor; |
| gtk_text_insert(GTK_TEXT(headerbox), NULL, color, NULL, "ms ", -1); |
| color = pplot1->i_stereo ? &oncolor : &offcolor; |
| gtk_text_insert(GTK_TEXT(headerbox), NULL, color, NULL, "is ", -1); |
| |
| color = pplot1->crc ? &oncolor : &offcolor; |
| gtk_text_insert(GTK_TEXT(headerbox), NULL, color, NULL, "crc ", -1); |
| color = pplot1->padding ? &oncolor : &offcolor; |
| gtk_text_insert(GTK_TEXT(headerbox), NULL, color, NULL, "pad ", -1); |
| |
| color = pplot1->emph ? &oncolor : &offcolor; |
| gtk_text_insert(GTK_TEXT(headerbox), NULL, color, NULL, "em ", -1); |
| |
| sprintf(title2, "bv=%i,%i ", pplot1->big_values[0][ch], pplot1->big_values[1][ch]); |
| gtk_text_insert(GTK_TEXT(headerbox), NULL, &black, NULL, title2, -1); |
| |
| color = pplot1->scfsi[ch] ? &oncolor : &offcolor; |
| sprintf(title2, "scfsi=%i ", pplot1->scfsi[ch]); |
| gtk_text_insert(GTK_TEXT(headerbox), NULL, color, NULL, title2, -1); |
| if (gtkinfo.filetype) |
| sprintf(title2, " mdb=%i %i/NA", pplot1->maindata, pplot1->totbits); |
| else |
| sprintf(title2, " mdb=%i %i/%i", |
| pplot1->maindata, pplot1->totbits, pplot1->totbits + pplot->resvsize); |
| gtk_text_insert(GTK_TEXT(headerbox), NULL, &oncolor, NULL, title2, -1); |
| gtk_text_thaw(GTK_TEXT(headerbox)); |
| |
| |
| |
| /******************************************************************* |
| * block type |
| *******************************************************************/ |
| for (gr = 0; gr < mode_gr; gr++) |
| if (gtkinfo.flag123) |
| blocktype[gr][ch] = pplot1->mpg123blocktype[gr][ch]; |
| else |
| blocktype[gr][ch] = pplot->blocktype[gr][ch]; |
| |
| |
| /******************************************************************* |
| * draw the PCM data * |
| *******************************************************************/ |
| n = 1600; /* PCM frame + FFT window: 224 + 1152 + 224 */ |
| xcord = g_malloc(n * sizeof(gdouble)); |
| ycord = g_malloc(n * sizeof(gdouble)); |
| |
| |
| if (gtkinfo.msflag) |
| title = ch ? "Side Channel" : "Mid Channel"; |
| else |
| title = ch ? "Right Channel" : "Left Channel"; |
| |
| sprintf(title2, "%s mask_ratio=%3.2f %3.2f ener_ratio=%3.2f %3.2f", |
| title, |
| pplot->ms_ratio[0], pplot->ms_ratio[1], |
| pplot->ms_ener_ratio[0], pplot->ms_ener_ratio[1]); |
| |
| |
| ymn = -32767; |
| ymx = 32767; |
| xmn = 0; |
| xmx = 1600 - 1; |
| |
| /* 0 ... 224 draw in black, connecting to 224 pixel |
| * 1375 .. 1599 draw in black connecting to 1375 pixel |
| * 224 ... 1375 MP3 frame. draw in blue |
| */ |
| |
| /* draw the title */ |
| gpk_graph_draw(pcmbox, 0, xcord, ycord, xmn, ymn, xmx, ymx, 1, title2, &black); |
| |
| |
| /* draw some hash marks dividing the frames */ |
| ycord[0] = ymx * .8; |
| ycord[1] = ymn * .8; |
| for (gr = 0; gr <= 2; gr++) { |
| xcord[0] = 223.5 + gr * 576; |
| xcord[1] = 223.5 + gr * 576; |
| gpk_rectangle_draw(pcmbox, xcord, ycord, xmn, ymn, xmx, ymx, &yellow); |
| } |
| for (gr = 0; gr < mode_gr; gr++) { |
| if (blocktype[gr][ch] == 2) |
| for (i = 1; i <= 2; i++) { |
| xcord[0] = 223.5 + gr * 576 + i * 192; |
| xcord[1] = 223.5 + gr * 576 + i * 192; |
| gpk_rectangle_draw(pcmbox, xcord, ycord, xmn, ymn, xmx, ymx, &yellow); |
| } |
| } |
| /* bars representing FFT windows */ |
| xcord[0] = 0; |
| ycord[0] = ymn + 3000; |
| xcord[1] = 1024 - 1; |
| ycord[1] = ymn + 1000; |
| gpk_rectangle_draw(pcmbox, xcord, ycord, xmn, ymn, xmx, ymx, grcolor[0]); |
| xcord[0] = 576; |
| ycord[0] = ymn + 2000; |
| xcord[1] = 576 + 1024 - 1; |
| ycord[1] = ymn; |
| gpk_rectangle_draw(pcmbox, xcord, ycord, xmn, ymn, xmx, ymx, grcolor[1]); |
| |
| |
| /* plot PCM data */ |
| for (i = 0; i < n; i++) { |
| xcord[i] = i; |
| if (gtkinfo.msflag) |
| ycord[i] = ch ? .5 * (pplot->pcmdata[0][i] - pplot->pcmdata[1][i]) : |
| .5 * (pplot->pcmdata[0][i] + pplot->pcmdata[1][i]); |
| else |
| ycord[i] = pplot->pcmdata[ch][i]; |
| } |
| |
| /* skip plot if we are doing an mp3 file */ |
| if (!gtkinfo.filetype) { |
| gpk_graph_draw(pcmbox, n, xcord, ycord, xmn, ymn, xmx, ymx, 0, title2, &black); |
| } |
| |
| |
| /*******************************************************************/ |
| /* draw the PCM re-synthesis data */ |
| /*******************************************************************/ |
| n = 1152; |
| /* |
| sprintf(title2,"Re-synthesis mask_ratio=%3.2f %3.2f ener_ratio=%3.2f %3.2f", |
| pplot->ms_ratio[0],pplot->ms_ratio[1], |
| pplot->ms_ener_ratio[0],pplot->ms_ener_ratio[1]); |
| */ |
| title = "Re-synthesis"; |
| if (gtkinfo.difference) |
| title = "Re-synthesis difference (amplified 20db)"; |
| |
| |
| ymn = -32767; |
| ymx = 32767; |
| xmn = 0; |
| xmx = 1600 - 1; |
| gpk_graph_draw(winbox, 0, xcord, ycord, xmn, ymn, xmx, ymx, 1, title, &black); |
| /* draw some hash marks dividing the frames */ |
| ycord[0] = ymx * .8; |
| ycord[1] = ymn * .8; |
| for (gr = 0; gr <= 2; gr++) { |
| xcord[0] = 223.5 + gr * 576; |
| xcord[1] = 223.5 + gr * 576; |
| gpk_rectangle_draw(winbox, xcord, ycord, xmn, ymn, xmx, ymx, &yellow); |
| } |
| for (gr = 0; gr < 2; gr++) { |
| if (blocktype[gr][ch] == 2) |
| for (i = 1; i <= 2; i++) { |
| xcord[0] = 223.5 + gr * 576 + i * 192; |
| xcord[1] = 223.5 + gr * 576 + i * 192; |
| gpk_rectangle_draw(winbox, xcord, ycord, xmn, ymn, xmx, ymx, &yellow); |
| } |
| } |
| |
| /* this piece of PCM data from previous frame */ |
| n = 224; |
| for (j = 1152 - n, i = 0; i < n; i++, j++) { |
| xcord[i] = i; |
| if (gtkinfo.msflag) |
| ycord[i] = ch ? .5 * (pplot1->pcmdata2[0][j] - |
| pplot1->pcmdata2[1][j]) : |
| .5 * (pplot1->pcmdata2[0][j] + pplot1->pcmdata2[1][j]); |
| else |
| ycord[i] = pplot1->pcmdata2[ch][j]; |
| } |
| |
| /* this piece of PCM data from current frame */ |
| n = 1152; |
| for (i = 0; i < n; i++) { |
| xcord[i + 224] = i + 224; |
| if (gtkinfo.msflag) |
| ycord[i + 224] = ch ? .5 * (pplot2->pcmdata2[0][i] - pplot2->pcmdata2[1][i]) : |
| .5 * (pplot2->pcmdata2[0][i] + pplot2->pcmdata2[1][i]); |
| else |
| ycord[i + 224] = pplot2->pcmdata2[ch][i]; |
| } |
| |
| n = 1152 + 224; |
| if (gtkinfo.difference) { |
| for (i = 0; i < n; i++) { |
| if (gtkinfo.msflag) |
| ycord[i] -= ch ? .5 * (pplot->pcmdata[0][i] - pplot->pcmdata[1][i]) : |
| .5 * (pplot->pcmdata[0][i] + pplot->pcmdata[1][i]); |
| else |
| ycord[i] -= pplot->pcmdata[ch][i]; |
| } |
| ycord[i] *= 100; |
| } |
| |
| |
| gpk_graph_draw(winbox, n, xcord, ycord, xmn, ymn, xmx, ymx, 0, title, &black); |
| |
| |
| |
| |
| |
| /*******************************************************************/ |
| /* draw the MDCT energy spectrum */ |
| /*******************************************************************/ |
| for (gr = 0; gr < mode_gr; gr++) { |
| int bits, bits2; |
| char *blockname = ""; |
| switch (blocktype[gr][ch]) { |
| case 0: |
| blockname = "normal"; |
| break; |
| case 1: |
| blockname = "start"; |
| break; |
| case 2: |
| blockname = "short"; |
| break; |
| case 3: |
| blockname = "end"; |
| break; |
| } |
| strcpy(label, blockname); |
| if (pplot1->mixed[gr][ch]) |
| strcat(label, "(mixed)"); |
| |
| |
| |
| |
| n = 576; |
| if (gtkinfo.flag123) { |
| data = pplot1->mpg123xr[gr][0]; |
| data2 = pplot1->mpg123xr[gr][1]; |
| } |
| else { |
| data = pplot->xr[gr][0]; |
| data2 = pplot->xr[gr][1]; |
| } |
| |
| |
| xmn = 0; |
| xmx = n - 1; |
| ymn = 0; |
| ymx = 11; |
| |
| /* draw title, erase old plot */ |
| if (gtkinfo.flag123) { |
| bits = pplot1->mainbits[gr][ch]; |
| bits2 = pplot1->sfbits[gr][ch]; |
| } |
| else { |
| bits = pplot->LAMEmainbits[gr][ch]; |
| bits2 = pplot->LAMEsfbits[gr][ch]; |
| } |
| sprintf(title2, "MDCT%1i(%s) bits=%i/%i ", gr, label, bits, bits2); |
| gpk_bargraph_draw(mdctbox[gr], 0, xcord, ycord, xmn, ymn, xmx, ymx, 1, title2, 0, barcolor); |
| |
| /* draw some hash marks showing scalefactor bands */ |
| if (gtkinfo.sfblines) { |
| int fac, nsfb, *scalefac; |
| if (blocktype[gr][ch] == SHORT_TYPE) { |
| nsfb = SBMAX_s; |
| i = nsfb - 7; |
| fac = 3; |
| scalefac = gfc->scalefac_band.s; |
| } |
| else { |
| nsfb = SBMAX_l; |
| i = nsfb - 10; |
| fac = 1; |
| scalefac = gfc->scalefac_band.l; |
| } |
| for (; i < nsfb; i++) { |
| ycord[0] = .8 * ymx; |
| ycord[1] = ymn; |
| xcord[0] = fac * scalefac[i]; |
| xcord[1] = xcord[0]; |
| gpk_rectangle_draw(mdctbox[gr], xcord, ycord, xmn, ymn, xmx, ymx, &yellow); |
| } |
| } |
| |
| |
| |
| ymn = 9e20; |
| ymx = -9e20; |
| for (i = 0; i < n; i++) { |
| double coeff; |
| xcord[i] = i; |
| if (gtkinfo.msflag) { |
| coeff = ch ? .5 * (data[i] - data2[i]) : .5 * (data[i] + data2[i]); |
| } |
| else { |
| coeff = ch ? data2[i] : data[i]; |
| } |
| if (blocktype[gr][ch] == SHORT_TYPE && !subblock_draw[i % 3]) |
| coeff = 0; |
| ycord[i] = coeff * coeff * 1e10; |
| ycord[i] = log10(MAX(ycord[i], (double) 1)); |
| |
| #if 0 |
| if (ch == 0) |
| if (i == 26) |
| if (data[i] != 0) |
| console_printf("%i %i i=%i mdct: (db) %f %f \n", pplot->frameNum, gr, i, |
| 10 * log10(data[i] * data[i]), |
| 10 * log10(.33 * |
| (data[i - 1] * data[i - 1] + data[i] * data[i] + |
| data[i + 1] * data[i + 1])) |
| ); |
| #endif |
| |
| ymx = (ycord[i] > ymx) ? ycord[i] : ymx; |
| ymn = (ycord[i] < ymn) ? ycord[i] : ymn; |
| } |
| /* print the min/max |
| sprintf(title2,"MDCT%1i %5.2f %5.2f bits=%i",gr,ymn,ymx, |
| pplot1->mainbits[gr][ch]); |
| */ |
| if (gtkinfo.flag123) |
| bits = pplot1->mainbits[gr][ch]; |
| else |
| bits = pplot->LAMEmainbits[gr][ch]; |
| |
| |
| sprintf(title2, "MDCT%1i(%s) bits=%i ", gr, label, bits); |
| |
| xmn = 0; |
| xmx = n - 1; |
| ymn = 0; |
| ymx = 11; |
| gpk_bargraph_draw(mdctbox[gr], n, xcord, ycord, xmn, ymn, xmx, ymx, 0, title2, 0, barcolor); |
| } |
| |
| |
| |
| |
| /******************************************************************* |
| * draw the psy model energy spectrum (k space) |
| * l3psy.c computes pe, en, thm for THIS granule. |
| *******************************************************************/ |
| if (gtkinfo.kbflag) { |
| for (gr = 0; gr < mode_gr; gr++) { |
| n = HBLKSIZE; /* only show half the spectrum */ |
| |
| data = &pplot->energy[gr][ch][0]; |
| |
| ymn = 9e20; |
| ymx = -9e20; |
| for (i = 0; i < n; i++) { |
| xcord[i] = i + 1; |
| if (blocktype[gr][ch] == SHORT_TYPE && !subblock_draw[i % 3]) |
| ycord[i] = 0; |
| else |
| ycord[i] = log10(MAX(data[i], (double) 1)); |
| ymx = (ycord[i] > ymx) ? ycord[i] : ymx; |
| ymn = (ycord[i] < ymn) ? ycord[i] : ymn; |
| } |
| for (en = 0, j = 0; j < BLKSIZE; j++) |
| en += pplot->energy[gr][ch][j]; |
| |
| sprintf(title2, "FFT%1i pe=%5.2fK en=%5.2e ", gr, pplot->pe[gr][ch] / 1000, en); |
| |
| ymn = 3; |
| ymx = 15; |
| xmn = 1; |
| xmx = n; |
| gpk_bargraph_draw(enerbox[gr], n, xcord, ycord, |
| xmn, ymn, xmx, ymx, 1, title2, 0, barcolor); |
| |
| } |
| } |
| else { |
| /******************************************************************* |
| * draw the psy model energy spectrum (scalefactor bands) |
| *******************************************************************/ |
| for (gr = 0; gr < mode_gr; gr++) { |
| |
| if (blocktype[gr][ch] == 2) { |
| n = 3 * SBMAX_s; |
| data = &pplot->en_s[gr][ch][0]; |
| data2 = &pplot->thr_s[gr][ch][0]; |
| data3 = &pplot->xfsf_s[gr][ch][0]; |
| } |
| else { |
| n = SBMAX_l; |
| data = &pplot->en[gr][ch][0]; |
| data2 = &pplot->thr[gr][ch][0]; |
| data3 = &pplot->xfsf[gr][ch][0]; |
| } |
| ymn = 9e20; |
| ymx = -9e20; |
| for (i = 0; i < n; i++) { |
| xcord[i] = i + 1; |
| if (blocktype[gr][ch] == SHORT_TYPE && !subblock_draw[i % 3]) |
| ycord[i] = 0; |
| else |
| ycord[i] = log10(MAX(data[i], (double) 1)); |
| /* |
| ymx=(ycord[i] > ymx) ? ycord[i] : ymx; |
| ymn=(ycord[i] < ymn) ? ycord[i] : ymn; |
| */ |
| } |
| |
| |
| |
| /* en = max energy difference amoung the 3 short FFTs for this granule */ |
| en = pplot->ers[gr][ch]; |
| if (en > 999) |
| en = 999; |
| sprintf(title2, |
| "FFT%1i pe=%5.2fK/%3.1f \nnoise ovr_b:%i/max:%3.1f/ovr:%3.1f/tot:%3.1f/ssd:%i", |
| gr, pplot->pe[gr][ch] / 1000, en, pplot->over[gr][ch], pplot->max_noise[gr][ch], |
| pplot->over_noise[gr][ch], pplot->tot_noise[gr][ch], pplot->over_SSD[gr][ch]); |
| |
| barthick = 3; |
| if (blocktype[gr][ch] == SHORT_TYPE) |
| barthick = 2; |
| if (!(subblock_draw[0] && subblock_draw[1] && subblock_draw[2])) |
| barthick = 3; |
| |
| ymn = 3; |
| ymx = 15; |
| xmn = 1; |
| xmx = n + 1; /* a little extra because of the bar thickness */ |
| gpk_bargraph_draw(enerbox[gr], n, xcord, ycord, |
| xmn, ymn, xmx, ymx, 1, title2, barthick, barcolor); |
| |
| for (i = 0; i < n; i++) { |
| xcord[i] = i + 1 + .20; |
| if (blocktype[gr][ch] == SHORT_TYPE && !subblock_draw[i % 3]) |
| ycord[i] = 0; |
| else |
| ycord[i] = log10(MAX(data2[i], (double) 1)); |
| } |
| |
| gpk_bargraph_draw(enerbox[gr], n, xcord, ycord, |
| xmn, ymn, xmx, ymx, 0, title2, barthick, grcolor[gr]); |
| |
| for (i = 0; i < n; i++) { |
| xcord[i] = i + 1 + .40; |
| if (blocktype[gr][ch] == SHORT_TYPE && !subblock_draw[i % 3]) |
| ycord[i] = 0; |
| else |
| ycord[i] = log10(MAX(data3[i], (double) 1)); |
| } |
| gpk_bargraph_draw(enerbox[gr], n, xcord, ycord, |
| xmn, ymn, xmx, ymx, 0, title2, barthick, &red); |
| |
| } |
| } |
| |
| /******************************************************************* |
| * draw scalefactors |
| *******************************************************************/ |
| for (gr = 0; gr < mode_gr; gr++) { |
| int ggain; |
| if (blocktype[gr][ch] == 2) { |
| n = 3 * SBMAX_s; |
| if (gtkinfo.flag123) |
| data = pplot1->sfb_s[gr][ch]; |
| else |
| data = pplot->LAMEsfb_s[gr][ch]; |
| } |
| else { |
| n = SBMAX_l; |
| if (gtkinfo.flag123) |
| data = pplot1->sfb[gr][ch]; |
| else |
| data = pplot->LAMEsfb[gr][ch]; |
| } |
| |
| ymn = -1; |
| ymx = 10; |
| for (i = 0; i < n; i++) { |
| xcord[i] = i + 1; |
| if (blocktype[gr][ch] == SHORT_TYPE && !subblock_draw[i % 3]) |
| ycord[i] = 0; |
| else |
| ycord[i] = -data[i]; |
| |
| ymx = (ycord[i] > ymx - 2) ? ycord[i] + 2 : ymx; |
| ymn = (ycord[i] < ymn) ? ycord[i] - 1 : ymn; |
| } |
| |
| if (blocktype[gr][ch] == 2) { |
| sprintf(label2, |
| "SFB scale=%i preflag=%i %i%i%i", |
| pplot1->scalefac_scale[gr][ch], |
| pplot1->preflag[gr][ch], |
| pplot1->sub_gain[gr][ch][0], |
| pplot1->sub_gain[gr][ch][1], pplot1->sub_gain[gr][ch][2]); |
| } |
| else { |
| sprintf(label2, "SFB scale=%i preflag=%i", pplot1->scalefac_scale[gr][ch], |
| pplot1->preflag[gr][ch]); |
| } |
| |
| if (gtkinfo.flag123) |
| ggain = (pplot1->qss[gr][ch]); |
| else |
| ggain = (pplot->LAMEqss[gr][ch]); |
| |
| sprintf(title2, " ggain=%i", ggain); |
| strcat(label2, title2); |
| |
| xmn = 1; |
| xmx = n + 1; |
| gpk_bargraph_draw(sfbbox[gr], n, xcord, ycord, |
| xmn, ymn, xmx, ymx, 1, label2, 0, grcolor[gr]); |
| |
| ycord[0] = ycord[1] = 0; |
| xcord[0] = 1; |
| xcord[1] = n + 1; |
| gpk_rectangle_draw(sfbbox[gr], xcord, ycord, xmn, ymn, xmx, ymx, &yellow); |
| |
| |
| } |
| |
| |
| } |
| |
| |
| |
| static void |
| update_progress(void) |
| { |
| char label[80]; |
| |
| int tf = lame_get_totalframes(gfp); |
| if (gtkinfo.totalframes > 0) |
| tf = gtkinfo.totalframes; |
| |
| sprintf(label, "Frame:%4i/%4i %6.2fs", pplot->frameNum, (int) tf - 1, pplot->frametime); |
| gtk_progress_set_value(GTK_PROGRESS(frameprogress), (gdouble) pplot->frameNum); |
| gtk_label_set_text(GTK_LABEL(framecounter), label); |
| } |
| |
| |
| |
| static void |
| analyze(void) |
| { |
| if (idle_keepgoing) { |
| idle_count = 0; |
| idle_count_max = 0; |
| idle_keepgoing = 0; |
| idle_end = 0; |
| } |
| plot_frame(); |
| update_progress(); |
| } |
| |
| static void |
| plotclick(GtkWidget * widget, gpointer data) |
| { |
| analyze(); |
| } |
| |
| |
| |
| |
| static int |
| frameadv1(GtkWidget * widget, gpointer data) |
| { |
| int i; |
| if (idle_keepgoing) { |
| if (idle_back) { |
| /* frame displayed is the old frame. to advance, just swap in new frame */ |
| idle_back--; |
| pplot = &Pinfo[READ_AHEAD + idle_back]; |
| } |
| else { |
| /* advance the frame by reading in a new frame */ |
| pplot = &Pinfo[READ_AHEAD]; |
| if (mp3done) { |
| /* dont try to read any more frames, and quit if "finish MP3" was selected */ |
| /* if (idle_finish) gtk_main_quit(); */ |
| idle_count_max = 0; |
| idle_end = 0; |
| } |
| else { |
| /* read in the next frame */ |
| for (i = NUMPINFO - 1; i > 0; i--) |
| memcpy(&Pinfo[i], &Pinfo[i - 1], sizeof(plotting_data)); |
| pinfo = &Pinfo[0]; |
| pinfo->num_samples = gtkmakeframe(); |
| if (pinfo->num_samples == 0 && gtkinfo.totalframes == 0) |
| /* allow an extra frame to flush decoder buffers */ |
| gtkinfo.totalframes = pinfo->frameNum + 2; |
| |
| if (pinfo->sampfreq) |
| pinfo->frametime = (pinfo->frameNum) * 1152.0 / pinfo->sampfreq; |
| else |
| pinfo->frametime = 0; |
| |
| /* eof? |
| if (!pinfo->num_samples) if (idle_finish) gtk_main_quit(); |
| */ |
| |
| pinfo->totbits = 0; |
| { |
| int gr, ch; |
| for (gr = 0; gr < 2; gr++) |
| for (ch = 0; ch < 2; ch++) { |
| gtkinfo.totshort += (pinfo->mpg123blocktype[gr][ch] == 2); |
| gtkinfo.totmix += !(pinfo->mixed[gr][ch] == 0); |
| gtkinfo.totpreflag += (pinfo->preflag[gr][ch] == 1); |
| pinfo->totbits += pinfo->mainbits[gr][ch]; |
| } |
| } |
| if (pinfo->frameNum > 0) /* start averaging at second frame */ |
| gtkinfo.avebits = (gtkinfo.avebits * ((pinfo->frameNum) - 1) |
| + pinfo->totbits) / (pinfo->frameNum); |
| |
| gtkinfo.maxbits = MAX(gtkinfo.maxbits, pinfo->totbits); |
| gtkinfo.totemph += !(pinfo->emph == 0); |
| gtkinfo.totms += !(pinfo->ms_stereo == 0); |
| gtkinfo.totis += !(pinfo->i_stereo == 0); |
| |
| if (gtkinfo.totalframes > 0) |
| if (pplot->frameNum >= gtkinfo.totalframes - 1) |
| mp3done = 1; |
| } |
| } |
| |
| idle_count++; |
| if (gtkinfo.pupdate) |
| plot_frame(); |
| update_progress(); |
| if ((idle_count >= idle_count_max) && (!idle_end)) |
| analyze(); |
| } |
| else { |
| /*no processing to do, sleep in order to not monopolize CPU */ |
| msleep(10); |
| } |
| return 1; |
| } |
| |
| |
| static void |
| frameadv(GtkWidget * widget, gpointer data) |
| { |
| int adv; |
| |
| if (!strcmp((char *) data, "-1")) { |
| /* ignore if we've already gone back as far as possible */ |
| if (pplot->frameNum == 0 || (idle_back == NUMBACK)) |
| return; |
| idle_back++; |
| pplot = &Pinfo[READ_AHEAD + idle_back]; |
| analyze(); |
| return; |
| } |
| |
| |
| adv = 1; |
| if (!strcmp((char *) data, "1")) |
| adv = 1; |
| if (!strcmp((char *) data, "10")) |
| adv = 10; |
| if (!strcmp((char *) data, "100")) |
| adv = 100; |
| if (!strcmp((char *) data, "finish")) |
| idle_end = 1; |
| |
| |
| if (idle_keepgoing) { |
| /* already running - que up additional frame advance requests */ |
| idle_count_max += adv; |
| } |
| else { |
| /* turn on idleing */ |
| idle_count_max = adv; |
| idle_count = 0; |
| idle_keepgoing = 1; |
| } |
| } |
| |
| |
| |
| |
| /* another callback */ |
| static void |
| delete_event(GtkWidget * widget, GdkEvent * event, gpointer data) |
| { |
| /* set MP3 done flag in case the File/Quit menu item has been selected */ |
| mp3done = 1; |
| |
| gtk_main_quit(); |
| } |
| |
| |
| |
| |
| |
| |
| |
| static void |
| channel_option(GtkWidget * widget, gpointer data) |
| { |
| long option; |
| option = (long) data; |
| switch (option) { |
| case 1: |
| gtkinfo.msflag = 0; |
| gtkinfo.chflag = 0; |
| break; |
| case 2: |
| gtkinfo.msflag = 0; |
| gtkinfo.chflag = 1; |
| break; |
| case 3: |
| gtkinfo.msflag = 1; |
| gtkinfo.chflag = 0; |
| break; |
| case 4: |
| gtkinfo.msflag = 1; |
| gtkinfo.chflag = 1; |
| } |
| analyze(); |
| } |
| static void |
| spec_option(GtkWidget * widget, gpointer data) |
| { |
| long option; |
| option = (long) data; |
| switch (option) { |
| case 1: |
| gtkinfo.kbflag = 0; |
| break; |
| case 2: |
| gtkinfo.kbflag = 1; |
| break; |
| case 3: |
| gtkinfo.flag123 = 0; |
| break; |
| case 4: |
| gtkinfo.flag123 = 1; |
| break; |
| case 5: |
| gtkinfo.pupdate = 1; |
| break; |
| case 6: |
| gtkinfo.pupdate = 0; |
| break; |
| case 7: |
| gtkinfo.sfblines = !gtkinfo.sfblines; |
| break; |
| case 8: |
| gtkinfo.difference = !gtkinfo.difference; |
| break; |
| } |
| analyze(); |
| } |
| |
| static gint |
| key_press_event(GtkWidget * widget, GdkEventKey * event) |
| { |
| /* is a switch() statement in lame forbidden? */ |
| if (event->keyval == '1') { |
| subblock_draw[0] = 1; |
| subblock_draw[1] = 0; |
| subblock_draw[2] = 0; |
| analyze(); |
| } |
| else if (event->keyval == '2') { |
| subblock_draw[0] = 0; |
| subblock_draw[1] = 1; |
| subblock_draw[2] = 0; |
| analyze(); |
| } |
| else if (event->keyval == '3') { |
| subblock_draw[0] = 0; |
| subblock_draw[1] = 0; |
| subblock_draw[2] = 1; |
| analyze(); |
| } |
| else if (event->keyval == '0') { |
| subblock_draw[0] = 1; |
| subblock_draw[1] = 1; |
| subblock_draw[2] = 1; |
| analyze(); |
| } |
| /* analyze(); */ /* dont redraw entire window for every key! */ |
| return 0; |
| } |
| |
| |
| /*! Get the mp3x version string. */ |
| /*! |
| \param void |
| \return a pointer to a string which describes the version of mp3x. |
| */ |
| const char * |
| get_mp3x_version(void) |
| { |
| #if MP3X_ALPHA_VERSION > 0 |
| static /*@observer@ */ const char *const str = |
| XSTR(MP3X_MAJOR_VERSION) "." XSTR(MP3X_MINOR_VERSION) |
| " (alpha " XSTR(MP3X_ALPHA_VERSION) ", " __DATE__ " " __TIME__ ")"; |
| #elif MP3X_BETA_VERSION > 0 |
| static /*@observer@ */ const char *const str = |
| XSTR(MP3X_MAJOR_VERSION) "." XSTR(MP3X_MINOR_VERSION) |
| " (beta " XSTR(MP3X_BETA_VERSION) ", " __DATE__ ")"; |
| #else |
| static /*@observer@ */ const char *const str = |
| XSTR(MP3X_MAJOR_VERSION) "." XSTR(MP3X_MINOR_VERSION); |
| #endif |
| |
| return str; |
| } |
| |
| |
| static void |
| text_window(GtkWidget * widget, gpointer data) |
| { |
| long option; |
| GtkWidget *hbox, *vbox, *button, *box; |
| GtkWidget *textwindow, *vscrollbar; |
| char text[256]; |
| |
| option = (long) data; |
| |
| textwindow = gtk_window_new(GTK_WINDOW_DIALOG); |
| gtk_signal_connect_object(GTK_OBJECT(window), "delete_event", |
| GTK_SIGNAL_FUNC(gtk_widget_destroy), GTK_OBJECT(textwindow)); |
| |
| gtk_container_set_border_width(GTK_CONTAINER(textwindow), 0); |
| vbox = gtk_vbox_new(FALSE, 0); |
| hbox = gtk_hbox_new(FALSE, 0); |
| |
| button = gtk_button_new_with_label("close"); |
| gtk_signal_connect_object(GTK_OBJECT(button), "clicked", |
| GTK_SIGNAL_FUNC(gtk_widget_destroy), GTK_OBJECT(textwindow)); |
| |
| box = gtk_text_new(NULL, NULL); |
| gtk_text_set_editable(GTK_TEXT(box), FALSE); |
| vscrollbar = gtk_vscrollbar_new(GTK_TEXT(box)->vadj); |
| |
| |
| switch (option) { |
| case 0: |
| gtk_window_set_title(GTK_WINDOW(textwindow), "Documentation"); |
| gtk_widget_set_usize(box, 450, 500); |
| gtk_text_set_word_wrap(GTK_TEXT(box), TRUE); |
| /* text should be moved outside this function, may be in a separate file */ |
| gtk_text_insert(GTK_TEXT(box), NULL, NULL, NULL, |
| "Frame header information: " |
| "First the bitrate, sampling frequency and mono, stereo or jstereo " |
| "indicators are displayed . If the bitstream is jstereo, then mid/side " |
| "stereo or intensity stereo may be on (indicated in red). If " |
| "de-emphasis is used, this is also indicated in red. The mdb value is " |
| "main_data_begin. The encoded data starts this many bytes *before* the " |
| "frame header. A large value of mdb means the bitstream has saved some " |
| "bits into the reservoir, which it may allocate for some future frame. " |
| "The two numbers after mdb are the size (in bits) used to encode the " |
| "MDCT coefficients for this frame, followed byt the size of the bit " |
| "resevoir before encoding this frame. The maximum frame size and a " |
| "running average are given in the Stats pull down menu. A large " |
| "maximum frame size indicates the bitstream has made use of the bit " |
| "reservoir. \n\n", -1); |
| |
| gtk_text_insert(GTK_TEXT(box), NULL, NULL, NULL, |
| "PCM data (top graph): " |
| "The PCM data is plotted in black. The layer3 frame is divided into 2 " |
| "granules of 576 samples (marked with yellow vertical lines). In the " |
| "case of normal, start and stop blocks, the MDCT coefficients for each " |
| "granule are computed using a 1152 sample window centered over the " |
| "granule. In the case of short blocks, the granule is further divided " |
| "into 3 blocks of 192 samples (also marked with yellow vertical lines)." |
| "The MDCT coefficients for these blocks are computed using 384 sample " |
| "windows centered over the 192 sample window. (This info not available " |
| "when analyzing .mp3 files.) For the psycho-acoustic model, a windowed " |
| "FFT is computed for each granule. The range of these windows " |
| "is denoted by the blue and green bars.\n\n", -1); |
| |
| gtk_text_insert(GTK_TEXT(box), NULL, NULL, NULL, |
| "PCM re-synthesis data (second graph): " |
| "Same as the PCM window described above. The data displayed is the " |
| "result of encoding and then decoding the original sample. \n\n", -1); |
| |
| gtk_text_insert(GTK_TEXT(box), NULL, NULL, NULL, |
| "MDCT windows: " |
| "Shows the energy in the MDCT spectrum for granule 0 (left window) " |
| "and granule 1 (right window). The text also shows the blocktype " |
| "used, the number of bits used to encode the coefficients and the " |
| "number of extra bits allocated from the reservoir. The MDCT pull down " |
| "window will toggle between the original unquantized MDCT coefficients " |
| "and the compressed (quantized) coefficients.\n\n", -1); |
| |
| gtk_text_insert(GTK_TEXT(box), NULL, NULL, NULL, |
| "FFT window: " |
| "The gray bars show the energy in the FFT spectrum used by the " |
| "psycho-acoustic model. Granule 0 is in the left window, granule 1 in " |
| "the right window. The green and blue bars show how much distortion is " |
| "allowable, as computed by the psycho-acoustic model. The red bars show " |
| "the actual distortion after encoding. There is one FFT for each " |
| "granule, computed with a 1024 Hann window centered over the " |
| "appropriate granule. (the range of this 1024 sample window is shown " |
| "by the blue and green bars in the PCM data window). The Spectrum pull " |
| "down window will toggle between showing the energy in equally spaced " |
| "frequency domain and the scale factor bands used by layer3. Finally, " |
| "the perceptual entropy, total energy and number of scalefactor bands " |
| "with audible distortion is shown. (This info not available when " |
| "analyzing .mp3 files.)", -1); |
| |
| break; |
| case 1: |
| /* Set the about box information */ |
| gtk_window_set_title(GTK_WINDOW(textwindow), "About"); |
| gtk_widget_set_usize(box, 350, 260); |
| |
| sprintf(text, "LAME version %s \n%s\n\n", get_lame_version(), get_lame_url()); |
| gtk_text_insert(GTK_TEXT(box), NULL, NULL, NULL, text, -1); |
| |
| sprintf(text, "psycho-acoustic model: GPSYCHO version %s\n", get_psy_version()); |
| gtk_text_insert(GTK_TEXT(box), NULL, NULL, NULL, text, -1); |
| |
| sprintf(text, "frame analyzer: MP3x version %s\n\n", get_mp3x_version()); |
| gtk_text_insert(GTK_TEXT(box), NULL, NULL, NULL, text, -1); |
| |
| gtk_text_insert(GTK_TEXT(box), NULL, NULL, NULL, |
| "decoder: mpg123/mpglib .59q \nMichael Hipp (www.mpg123.de)\n\n", -1); |
| |
| gtk_text_insert(GTK_TEXT(box), NULL, NULL, NULL, |
| "Encoder, decoder & psy-models based on ISO\ndemonstration source. ", -1); |
| break; |
| |
| case 2: |
| gtk_window_set_title(GTK_WINDOW(textwindow), "Statistics"); |
| gtk_widget_set_usize(box, 350, 260); |
| sprintf(text, "frames processed so far: %i \n", Pinfo[0].frameNum + 1); |
| gtk_text_insert(GTK_TEXT(box), NULL, NULL, NULL, text, -1); |
| sprintf(text, "granules processed so far: %i \n\n", 4 * (Pinfo[0].frameNum + 1)); |
| gtk_text_insert(GTK_TEXT(box), NULL, NULL, NULL, text, -1); |
| sprintf(text, "mean bits/frame (approximate): %i\n", gtkinfo.approxbits); |
| gtk_text_insert(GTK_TEXT(box), NULL, NULL, NULL, text, -1); |
| sprintf(text, "mean bits/frame (from LAME): %i\n", 4 * Pinfo[0].mean_bits); |
| gtk_text_insert(GTK_TEXT(box), NULL, NULL, NULL, text, -1); |
| sprintf(text, "bitsize of largest frame: %i \n", gtkinfo.maxbits); |
| gtk_text_insert(GTK_TEXT(box), NULL, NULL, NULL, text, -1); |
| sprintf(text, "average bits/frame: %3.1f \n\n", gtkinfo.avebits); |
| gtk_text_insert(GTK_TEXT(box), NULL, NULL, NULL, text, -1); |
| sprintf(text, "ms_stereo frames: %i \n", gtkinfo.totms); |
| gtk_text_insert(GTK_TEXT(box), NULL, NULL, NULL, text, -1); |
| sprintf(text, "i_stereo frames: %i \n", gtkinfo.totis); |
| gtk_text_insert(GTK_TEXT(box), NULL, NULL, NULL, text, -1); |
| sprintf(text, "de-emphasis frames: %i \n", gtkinfo.totemph); |
| gtk_text_insert(GTK_TEXT(box), NULL, NULL, NULL, text, -1); |
| sprintf(text, "short block granules: %i \n", gtkinfo.totshort); |
| gtk_text_insert(GTK_TEXT(box), NULL, NULL, NULL, text, -1); |
| sprintf(text, "mixed block granules: %i \n", gtkinfo.totmix); |
| gtk_text_insert(GTK_TEXT(box), NULL, NULL, NULL, text, -1); |
| sprintf(text, "preflag granules: %i \n", gtkinfo.totpreflag); |
| gtk_text_insert(GTK_TEXT(box), NULL, NULL, NULL, text, -1); |
| break; |
| } |
| |
| |
| |
| gtk_widget_show(vscrollbar); |
| gtk_widget_show(box); |
| gtk_widget_show(vbox); |
| gtk_widget_show(hbox); |
| gtk_widget_show(button); |
| |
| gtk_box_pack_start(GTK_BOX(hbox), box, FALSE, TRUE, 0); |
| gtk_box_pack_start(GTK_BOX(hbox), vscrollbar, FALSE, FALSE, 0); |
| gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, TRUE, 0); |
| gtk_box_pack_end(GTK_BOX(vbox), button, FALSE, TRUE, 0); |
| gtk_container_add(GTK_CONTAINER(textwindow), vbox); |
| gtk_widget_show(textwindow); |
| |
| } |
| |
| |
| |
| |
| /* #include <strings.h>*/ |
| |
| |
| /* This is the GtkItemFactoryEntry structure used to generate new menus. |
| Item 1: The menu path. The letter after the underscore indicates an |
| accelerator key once the menu is open. |
| Item 2: The accelerator key for the entry |
| Item 3: The callback function. |
| Item 4: The callback action. This changes the parameters with |
| which the function is called. The default is 0. |
| Item 5: The item type, used to define what kind of an item it is. |
| Here are the possible values: |
| |
| NULL -> "<Item>" |
| "" -> "<Item>" |
| "<Title>" -> create a title item |
| "<Item>" -> create a simple item |
| "<CheckItem>" -> create a check item |
| "<ToggleItem>" -> create a toggle item |
| "<RadioItem>" -> create a radio item |
| <path> -> path of a radio item to link against |
| "<Separator>" -> create a separator |
| "<Branch>" -> create an item to hold sub items |
| "<LastBranch>" -> create a right justified branch |
| */ |
| |
| |
| #define C(chr) "<control>" #chr |
| #define func(name) (GtkItemFactoryCallback) (name) |
| |
| static const GtkItemFactoryEntry menu_items[] = { |
| {"/_File", NULL, NULL, 0, "<Branch>"}, |
| #if 0 |
| {"/File/_New", C(N), func(print_hello), 0, NULL}, |
| {"/File/_Open", C(O), func(print_hello), 0, NULL}, |
| {"/File/_Save", C(S), func(print_hello), 0, NULL}, |
| {"/File/Save _As", NULL, NULL, 0, NULL}, |
| {"/File/sep1", NULL, NULL, 0, "<Separator>"}, |
| {"/File/Quit", C(Q), func(gtk_main_quit), 0, NULL}, |
| #endif |
| {"/File/_Quit", C(Q), func(delete_event), 0, NULL}, |
| |
| {"/_Plotting", NULL, NULL, 0, "<Branch>"}, |
| {"/Plotting/_While advancing", NULL, func(spec_option), 5, NULL}, |
| {"/Plotting/_After advancing", NULL, func(spec_option), 6, NULL}, |
| {"/Plotting/Toggle SFB lines", NULL, func(spec_option), 7, NULL}, |
| {"/Plotting/Toggle orig-diff", NULL, func(spec_option), 8, NULL}, |
| |
| {"/_Channel", NULL, NULL, 0, "<Branch>"}, |
| {"/Channel/show _Left", NULL, func(channel_option), 1, NULL}, |
| {"/Channel/show _Right", NULL, func(channel_option), 2, NULL}, |
| {"/Channel/show _Mid", NULL, func(channel_option), 3, NULL}, |
| {"/Channel/show _Side", NULL, func(channel_option), 4, NULL}, |
| |
| {"/_Spectrum", NULL, NULL, 0, "<Branch>"}, |
| {"/Spectrum/_Scalefactor bands", NULL, func(spec_option), 1, NULL}, |
| {"/Spectrum/_Wave number", NULL, func(spec_option), 2, NULL}, |
| |
| {"/_MDCT", NULL, NULL, 0, "<Branch>"}, |
| {"/MDCT/_Original", NULL, func(spec_option), 3, NULL}, |
| {"/MDCT/_Compressed", NULL, func(spec_option), 4, NULL}, |
| {"/MDCT/_Toggle SFB lines", NULL, func(spec_option), 7, NULL}, |
| |
| {"/_Stats", NULL, NULL, 0, "<Branch>"}, |
| {"/Stats/_Show", NULL, func(text_window), 2, NULL}, |
| |
| {"/_Help", NULL, NULL, 0, "<LastBranch>"}, |
| {"/_Help/_Documentation", NULL, func(text_window), 0, NULL}, |
| {"/_Help/_About", NULL, func(text_window), 1, NULL}, |
| }; |
| |
| #undef C |
| #undef func |
| |
| |
| static void |
| get_main_menu(GtkWidget * windows, GtkWidget ** menubar) |
| { |
| unsigned int nmenu_items = sizeof(menu_items) / sizeof(menu_items[0]); |
| GtkItemFactory *item_factory; |
| GtkAccelGroup *accel_group; |
| |
| accel_group = gtk_accel_group_new(); |
| |
| /* This function initializes the item factory. |
| Param 1: The type of menu - can be GTK_TYPE_MENU_BAR, GTK_TYPE_MENU, |
| or GTK_TYPE_OPTION_MENU. |
| Param 2: The path of the menu. |
| Param 3: A pointer to a gtk_accel_group. The item factory sets up |
| the accelerator table while generating menus. |
| */ |
| |
| item_factory = gtk_item_factory_new(GTK_TYPE_MENU_BAR, "<main>", accel_group); |
| |
| /* This function generates the menu items. Pass the item factory, |
| the number of items in the array, the array itself, and any |
| callback data for the the menu items. */ |
| gtk_item_factory_create_items(item_factory, nmenu_items, (GtkItemFactoryEntry *) menu_items, |
| NULL); |
| |
| /* Attach the new accelerator group to the window. */ |
| gtk_accel_group_attach(accel_group, GTK_OBJECT(windows)); |
| |
| if (menubar) |
| /* Finally, return the actual menu bar created by the item factory. */ |
| *menubar = gtk_item_factory_get_widget(item_factory, "<main>"); |
| } |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| int |
| gtkcontrol(lame_global_flags * gfp2, char *inPath) |
| { |
| /* GtkWidget is the storage type for widgets */ |
| GtkWidget *button; |
| GtkAdjustment *adj; |
| GtkWidget *mbox; /* main box */ |
| GtkWidget *box1; /* frame control buttons go */ |
| GtkWidget *box2; /* frame counters */ |
| GtkWidget *box3; /* frame header info */ |
| GtkWidget *table; /* table for all the plotting areas */ |
| GtkWidget *menubar; |
| |
| gint tableops, graphx, graphy; |
| char frameinfo[80]; |
| |
| graphx = 600; /* minimum allowed size of pixmap */ |
| graphy = 95; |
| |
| gfp = gfp2; |
| gfc = gfp->internal_flags; |
| |
| /* set some global defaults/variables */ |
| gtkinfo.filetype = is_mpeg_file_format(input_format) ? 1 : 0; |
| gtkinfo.msflag = 0; |
| gtkinfo.chflag = 0; |
| gtkinfo.kbflag = 0; |
| gtkinfo.flag123 = is_mpeg_file_format(input_format) ? 1 : 0; /* MP3 file=use mpg123 output */ |
| gtkinfo.pupdate = 0; |
| gtkinfo.avebits = 0; |
| gtkinfo.maxbits = 0; |
| gtkinfo.approxbits = 0; |
| gtkinfo.totemph = 0; |
| gtkinfo.totms = 0; |
| gtkinfo.totis = 0; |
| gtkinfo.totshort = 0; |
| gtkinfo.totmix = 0; |
| gtkinfo.sfblines = 1; |
| gtkinfo.difference = 0; |
| gtkinfo.totalframes = 0; |
| |
| memset((char *) Pinfo, 0, sizeof(Pinfo)); |
| pplot = &Pinfo[READ_AHEAD]; |
| |
| strcpy(frameinfo, "MP3x: "); |
| strncat(frameinfo, inPath, 70); |
| |
| window = gtk_window_new(GTK_WINDOW_TOPLEVEL); |
| gtk_window_set_title(GTK_WINDOW(window), frameinfo); |
| gtk_signal_connect(GTK_OBJECT(window), "delete_event", GTK_SIGNAL_FUNC(delete_event), NULL); |
| |
| gtk_signal_connect_object(GTK_OBJECT(window), "key_press_event", |
| GTK_SIGNAL_FUNC(key_press_event), GTK_OBJECT(window)); |
| |
| gtk_container_set_border_width(GTK_CONTAINER(window), 0); |
| |
| |
| mbox = gtk_vbox_new(FALSE, 0); |
| |
| |
| /* layout of mbox */ |
| box1 = gtk_hbox_new(FALSE, 0); |
| box2 = gtk_hbox_new(FALSE, 0); |
| box3 = gtk_hbox_new(FALSE, 0); |
| table = gtk_table_new(5, 2, FALSE); |
| tableops = GTK_FILL | GTK_EXPAND | GTK_SHRINK; |
| get_main_menu(window, &menubar); |
| |
| gtk_box_pack_start(GTK_BOX(mbox), menubar, FALSE, TRUE, 0); |
| gtk_box_pack_end(GTK_BOX(mbox), box1, FALSE, TRUE, 0); |
| gtk_box_pack_end(GTK_BOX(mbox), box2, FALSE, TRUE, 0); |
| gtk_box_pack_start(GTK_BOX(mbox), box3, FALSE, TRUE, 0); |
| gtk_box_pack_start(GTK_BOX(mbox), table, TRUE, TRUE, 0); |
| gtk_container_add(GTK_CONTAINER(window), mbox); |
| |
| |
| /*********************************************************************/ |
| /* stuff in box3 frame header info */ |
| /*********************************************************************/ |
| /* |
| headerbox = gtk_label_new(" "); |
| gtk_label_set_justify(GTK_LABEL(headerbox),GTK_JUSTIFY_LEFT); |
| */ |
| headerbox = gtk_text_new(NULL, NULL); |
| gtk_text_set_editable(GTK_TEXT(headerbox), FALSE); |
| gtk_widget_set_usize(headerbox, 200, 20); |
| gtk_widget_show(headerbox); |
| gtk_box_pack_start(GTK_BOX(box3), headerbox, TRUE, TRUE, 0); |
| |
| |
| |
| /*********************************************************************/ |
| /* stuff in box2 frame counters */ |
| /*********************************************************************/ |
| framecounter = gtk_label_new(""); |
| gtk_widget_show(framecounter); |
| gtk_box_pack_start(GTK_BOX(box2), framecounter, FALSE, TRUE, 0); |
| |
| adj = (GtkAdjustment *) gtk_adjustment_new(0, 0, (gint) lame_get_totalframes(gfp) - 1, 0, 0, 0); |
| frameprogress = gtk_progress_bar_new_with_adjustment(adj); |
| /* Set the format of the string that can be displayed in the |
| * trough of the progress bar: |
| * %p - percentage |
| * %v - value |
| * %l - lower range value |
| * %u - upper range value */ |
| gtk_progress_set_format_string(GTK_PROGRESS(frameprogress), "%p%%"); |
| gtk_progress_set_value(GTK_PROGRESS(frameprogress), (gdouble) 0); |
| gtk_progress_set_show_text(GTK_PROGRESS(frameprogress), TRUE); |
| gtk_widget_show(frameprogress); |
| gtk_box_pack_end(GTK_BOX(box2), frameprogress, FALSE, TRUE, 0); |
| |
| |
| |
| /*********************************************************************/ |
| /* stuff in box1 buttons along bottom */ |
| /*********************************************************************/ |
| button = gtk_button_new_with_label("-1"); |
| gtk_signal_connect(GTK_OBJECT(button), "clicked", GTK_SIGNAL_FUNC(frameadv), (gpointer) "-1"); |
| gtk_box_pack_start(GTK_BOX(box1), button, TRUE, TRUE, 0); |
| gtk_widget_show(button); |
| |
| button = gtk_button_new_with_label("+1"); |
| gtk_signal_connect(GTK_OBJECT(button), "clicked", GTK_SIGNAL_FUNC(frameadv), (gpointer) "1"); |
| gtk_box_pack_start(GTK_BOX(box1), button, TRUE, TRUE, 0); |
| gtk_widget_show(button); |
| |
| button = gtk_button_new_with_label("+10"); |
| gtk_signal_connect(GTK_OBJECT(button), "clicked", GTK_SIGNAL_FUNC(frameadv), (gpointer) "10"); |
| gtk_box_pack_start(GTK_BOX(box1), button, TRUE, TRUE, 0); |
| gtk_widget_show(button); |
| |
| button = gtk_button_new_with_label("+100"); |
| gtk_signal_connect(GTK_OBJECT(button), "clicked", GTK_SIGNAL_FUNC(frameadv), (gpointer) "100"); |
| gtk_box_pack_start(GTK_BOX(box1), button, TRUE, TRUE, 0); |
| gtk_widget_show(button); |
| |
| button = gtk_button_new_with_label("last frame"); |
| gtk_signal_connect(GTK_OBJECT(button), "clicked", |
| GTK_SIGNAL_FUNC(frameadv), (gpointer) "finish"); |
| gtk_box_pack_start(GTK_BOX(box1), button, TRUE, TRUE, 0); |
| gtk_widget_show(button); |
| |
| button = gtk_button_new_with_label("stop/plot"); |
| gtk_signal_connect(GTK_OBJECT(button), "clicked", GTK_SIGNAL_FUNC(plotclick), NULL); |
| gtk_box_pack_start(GTK_BOX(box1), button, TRUE, TRUE, 0); |
| gtk_widget_show(button); |
| |
| |
| /*********************************************************************/ |
| /* stuff in table. all the plotting windows */ |
| /*********************************************************************/ |
| pcmbox = gpk_plot_new(graphx, graphy); |
| gtk_table_attach(GTK_TABLE(table), pcmbox, 0, 2, 0, 1, tableops, tableops, 2, 2); |
| gtk_widget_show(pcmbox); |
| |
| winbox = gpk_plot_new(graphy, graphy); |
| gtk_table_attach(GTK_TABLE(table), winbox, 0, 2, 1, 2, tableops, tableops, 2, 2); |
| gtk_widget_show(winbox); |
| |
| |
| mdctbox[0] = gpk_plot_new(graphy, graphy); |
| gtk_table_attach(GTK_TABLE(table), mdctbox[0], 0, 1, 2, 3, tableops, tableops, 2, 2); |
| gtk_widget_show(mdctbox[0]); |
| |
| mdctbox[1] = gpk_plot_new(graphy, graphy); |
| gtk_table_attach(GTK_TABLE(table), mdctbox[1], 1, 2, 2, 3, tableops, tableops, 2, 2); |
| gtk_widget_show(mdctbox[1]); |
| |
| enerbox[0] = gpk_plot_new(graphy, graphy); |
| gtk_table_attach(GTK_TABLE(table), enerbox[0], 0, 1, 3, 4, tableops, tableops, 2, 2); |
| gtk_widget_show(enerbox[0]); |
| |
| enerbox[1] = gpk_plot_new(graphy, graphy); |
| gtk_table_attach(GTK_TABLE(table), enerbox[1], 1, 2, 3, 4, tableops, tableops, 2, 2); |
| gtk_widget_show(enerbox[1]); |
| |
| sfbbox[0] = gpk_plot_new(graphy, graphy); |
| gtk_table_attach(GTK_TABLE(table), sfbbox[0], 0, 1, 4, 5, tableops, tableops, 2, 2); |
| gtk_widget_show(sfbbox[0]); |
| |
| sfbbox[1] = gpk_plot_new(graphy, graphy); |
| gtk_table_attach(GTK_TABLE(table), sfbbox[1], 1, 2, 4, 5, tableops, tableops, 2, 2); |
| gtk_widget_show(sfbbox[1]); |
| |
| |
| |
| |
| gtk_idle_add((GtkFunction) frameadv1, NULL); |
| gtk_widget_show(menubar); |
| gtk_widget_show(box2); |
| gtk_widget_show(box3); |
| gtk_widget_show(table); |
| gtk_widget_show(box1); |
| gtk_widget_show(mbox); |
| gtk_widget_show(window); /* show smallest allowed window */ |
| |
| /* make window bigger. */ |
| /* now the user will be able to shrink it, if desired */ |
| /* gtk_widget_set_usize(mbox,500,500); */ |
| /* gtk_widget_show (window); */ /* show smallest allowed window */ |
| |
| |
| |
| idle_keepgoing = 1; /* processing of frames is ON */ |
| idle_count_max = READ_AHEAD + 1; /* number of frames to process before plotting */ |
| idle_count = 0; /* pause & plot when idle_count=idle_count_max */ |
| |
| gtk_main(); |
| assert(mp3done); |
| return (0); |
| } |
