294ec1d110
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@14750 a1c6a512-1295-4272-9138-f99709370657
773 lines
19 KiB
C
773 lines
19 KiB
C
/***************************************************************************
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* __________ __ ___.
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* Open \______ \ ____ ____ | | _\_ |__ _______ ___
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* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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* \/ \/ \/ \/ \/
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* $Id$
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*
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* Copyright (C) 2007 Dave Chapman
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*
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* All files in this archive are subject to the GNU General Public License.
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* See the file COPYING in the source tree root for full license agreement.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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****************************************************************************/
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#include "plugin.h"
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PLUGIN_HEADER
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/* All swcodec targets have BUTTON_SELECT apart from the H10 */
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#if CONFIG_KEYPAD == IRIVER_H10_PAD
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#define TESTCODEC_EXITBUTTON BUTTON_RIGHT
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#else
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#define TESTCODEC_EXITBUTTON BUTTON_SELECT
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#endif
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static struct plugin_api* rb;
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/* Log functions copied from test_disk.c */
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static int line = 0;
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static int max_line = 0;
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static int log_fd = -1;
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static char logfilename[MAX_PATH];
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static bool log_init(bool use_logfile)
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{
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int h;
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rb->lcd_setmargins(0, 0);
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rb->lcd_getstringsize("A", NULL, &h);
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max_line = LCD_HEIGHT / h;
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line = 0;
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rb->lcd_clear_display();
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rb->lcd_update();
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if (use_logfile) {
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rb->create_numbered_filename(logfilename, "/", "test_codec_log_", ".txt",
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2 IF_CNFN_NUM_(, NULL));
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log_fd = rb->open(logfilename, O_RDWR|O_CREAT|O_TRUNC);
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return log_fd >= 0;
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}
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return true;
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}
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static void log_text(char *text, bool advance)
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{
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rb->lcd_puts(0, line, text);
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rb->lcd_update();
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if (advance)
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{
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if (++line >= max_line)
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line = 0;
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if (log_fd >= 0)
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rb->fdprintf(log_fd, "%s\n", text);
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}
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}
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static void log_close(void)
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{
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if (log_fd >= 0)
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rb->close(log_fd);
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}
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struct wavinfo_t
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{
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int fd;
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int samplerate;
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int channels;
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int sampledepth;
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int stereomode;
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int totalsamples;
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};
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static void* audiobuf;
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static void* codec_mallocbuf;
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static size_t audiosize;
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static char str[MAX_PATH];
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/* Our local implementation of the codec API */
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static struct codec_api ci;
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static struct track_info track;
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static bool taginfo_ready = true;
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static volatile unsigned int elapsed;
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static volatile bool codec_playing;
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struct wavinfo_t wavinfo;
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static unsigned char wav_header[44] =
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{
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'R','I','F','F', // 0 - ChunkID
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0,0,0,0, // 4 - ChunkSize (filesize-8)
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'W','A','V','E', // 8 - Format
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'f','m','t',' ', // 12 - SubChunkID
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16,0,0,0, // 16 - SubChunk1ID // 16 for PCM
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1,0, // 20 - AudioFormat (1=16-bit)
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0,0, // 22 - NumChannels
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0,0,0,0, // 24 - SampleRate in Hz
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0,0,0,0, // 28 - Byte Rate (SampleRate*NumChannels*(BitsPerSample/8)
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0,0, // 32 - BlockAlign (== NumChannels * BitsPerSample/8)
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16,0, // 34 - BitsPerSample
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'd','a','t','a', // 36 - Subchunk2ID
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0,0,0,0 // 40 - Subchunk2Size
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};
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static inline void int2le32(unsigned char* buf, int32_t x)
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{
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buf[0] = (x & 0xff);
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buf[1] = (x & 0xff00) >> 8;
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buf[2] = (x & 0xff0000) >> 16;
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buf[3] = (x & 0xff000000) >>24;
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}
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static inline void int2le24(unsigned char* buf, int32_t x)
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{
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buf[0] = (x & 0xff);
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buf[1] = (x & 0xff00) >> 8;
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buf[2] = (x & 0xff0000) >> 16;
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}
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static inline void int2le16(unsigned char* buf, int16_t x)
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{
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buf[0] = (x & 0xff);
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buf[1] = (x & 0xff00) >> 8;
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}
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void init_wav(char* filename)
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{
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wavinfo.totalsamples = 0;
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wavinfo.fd = rb->creat(filename);
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if (wavinfo.fd >= 0)
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{
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/* Write WAV header - we go back and fill in the details at the end */
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rb->write(wavinfo.fd, wav_header, sizeof(wav_header));
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}
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}
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void close_wav(void) {
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int filesize = rb->filesize(wavinfo.fd);
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int channels = (wavinfo.stereomode == STEREO_MONO) ? 1 : 2;
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int bps = 16; /* TODO */
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/* We assume 16-bit, Stereo */
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rb->lseek(wavinfo.fd,0,SEEK_SET);
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int2le32(wav_header+4, filesize-8); /* ChunkSize */
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int2le16(wav_header+22, channels);
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int2le32(wav_header+24, wavinfo.samplerate);
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int2le32(wav_header+28, wavinfo.samplerate * channels * (bps / 8)); /* ByteRate */
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int2le16(wav_header+32, channels * (bps / 8));
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int2le32(wav_header+40, filesize - 44); /* Subchunk2Size */
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rb->write(wavinfo.fd, wav_header, sizeof(wav_header));
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rb->close(wavinfo.fd);
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}
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/* Returns buffer to malloc array. Only codeclib should need this. */
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static void* get_codec_memory(size_t *size)
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{
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DEBUGF("get_codec_memory(%d)\n",(int)size);
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*size = 512*1024;
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return codec_mallocbuf;
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}
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/* Null output */
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static bool pcmbuf_insert_null(const void *ch1, const void *ch2, int count)
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{
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/* Always successful - just discard data */
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(void)ch1;
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(void)ch2;
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(void)count;
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/* Prevent idle poweroff */
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rb->reset_poweroff_timer();
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return true;
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}
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/* 64KB should be enough */
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static unsigned char wavbuffer[64*1024];
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static inline int32_t clip_sample(int32_t sample)
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{
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if ((int16_t)sample != sample)
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sample = 0x7fff ^ (sample >> 31);
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return sample;
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}
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/* WAV output */
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static bool pcmbuf_insert_wav(const void *ch1, const void *ch2, int count)
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{
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const int16_t* data1_16;
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const int16_t* data2_16;
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const int32_t* data1_32;
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const int32_t* data2_32;
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unsigned char* p = wavbuffer;
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const int scale = wavinfo.sampledepth - 15;
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const int dc_bias = 1 << (scale - 1);
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/* Prevent idle poweroff */
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rb->reset_poweroff_timer();
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if (wavinfo.sampledepth <= 16) {
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data1_16 = ch1;
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data2_16 = ch2;
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switch(wavinfo.stereomode)
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{
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case STEREO_INTERLEAVED:
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while (count--) {
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int2le16(p,*data1_16++);
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p += 2;
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int2le16(p,*data1_16++);
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p += 2;
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}
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break;
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case STEREO_NONINTERLEAVED:
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while (count--) {
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int2le16(p,*data1_16++);
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p += 2;
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int2le16(p,*data2_16++);
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p += 2;
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}
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break;
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case STEREO_MONO:
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while (count--) {
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int2le16(p,*data1_16++);
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p += 2;
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}
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break;
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}
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} else {
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data1_32 = ch1;
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data2_32 = ch2;
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switch(wavinfo.stereomode)
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{
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case STEREO_INTERLEAVED:
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while (count--) {
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int2le16(p, clip_sample((*data1_32++ + dc_bias) >> scale));
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p += 2;
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int2le16(p, clip_sample((*data1_32++ + dc_bias) >> scale));
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p += 2;
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}
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break;
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case STEREO_NONINTERLEAVED:
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while (count--) {
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int2le16(p, clip_sample((*data1_32++ + dc_bias) >> scale));
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p += 2;
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int2le16(p, clip_sample((*data2_32++ + dc_bias) >> scale));
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p += 2;
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}
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break;
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case STEREO_MONO:
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while (count--) {
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int2le16(p, clip_sample((*data1_32++ + dc_bias) >> scale));
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p += 2;
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}
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break;
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}
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}
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wavinfo.totalsamples += count;
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rb->write(wavinfo.fd, wavbuffer, p - wavbuffer);
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return true;
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}
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/* Set song position in WPS (value in ms). */
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static void set_elapsed(unsigned int value)
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{
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elapsed = value;
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}
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/* Read next <size> amount bytes from file buffer to <ptr>.
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Will return number of bytes read or 0 if end of file. */
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static size_t read_filebuf(void *ptr, size_t size)
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{
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if (ci.curpos > (off_t)track.filesize)
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{
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return 0;
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} else {
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/* TODO: Don't read beyond end of buffer */
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rb->memcpy(ptr, audiobuf + ci.curpos, size);
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ci.curpos += size;
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return size;
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}
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}
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/* Request pointer to file buffer which can be used to read
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<realsize> amount of data. <reqsize> tells the buffer system
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how much data it should try to allocate. If <realsize> is 0,
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end of file is reached. */
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static void* request_buffer(size_t *realsize, size_t reqsize)
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{
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*realsize = MIN(track.filesize-ci.curpos,reqsize);
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return (audiobuf + ci.curpos);
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}
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/* Advance file buffer position by <amount> amount of bytes. */
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static void advance_buffer(size_t amount)
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{
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ci.curpos += amount;
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}
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/* Advance file buffer to a pointer location inside file buffer. */
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static void advance_buffer_loc(void *ptr)
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{
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ci.curpos = ptr - audiobuf;
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}
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/* Seek file buffer to position <newpos> beginning of file. */
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static bool seek_buffer(size_t newpos)
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{
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ci.curpos = newpos;
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return true;
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}
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/* Codec should call this function when it has done the seeking. */
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static void seek_complete(void)
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{
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/* Do nothing */
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}
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/* Calculate mp3 seek position from given time data in ms. */
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static off_t mp3_get_filepos(int newtime)
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{
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/* We don't ask the codec to seek, so no need to implement this. */
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(void)newtime;
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return 0;
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}
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/* Request file change from file buffer. Returns true is next
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track is available and changed. If return value is false,
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codec should exit immediately with PLUGIN_OK status. */
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static bool request_next_track(void)
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{
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/* We are only decoding a single track */
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return false;
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}
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/* Free the buffer area of the current codec after its loaded */
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static void discard_codec(void)
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{
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/* ??? */
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}
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static void set_offset(size_t value)
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{
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/* ??? */
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(void)value;
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}
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/* Configure different codec buffer parameters. */
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static void configure(int setting, intptr_t value)
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{
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switch(setting)
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{
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case DSP_SWITCH_FREQUENCY:
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case DSP_SET_FREQUENCY:
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DEBUGF("samplerate=%d\n",(int)value);
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wavinfo.samplerate = (int)value;
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break;
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case DSP_SET_SAMPLE_DEPTH:
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DEBUGF("sampledepth = %d\n",(int)value);
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wavinfo.sampledepth=(int)value;
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break;
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case DSP_SET_STEREO_MODE:
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DEBUGF("Stereo mode = %d\n",(int)value);
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wavinfo.stereomode=(int)value;
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break;
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}
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}
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static void init_ci(void)
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{
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/* --- Our "fake" implementations of the codec API functions. --- */
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ci.get_codec_memory = get_codec_memory;
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if (wavinfo.fd >= 0) {
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ci.pcmbuf_insert = pcmbuf_insert_wav;
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} else {
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ci.pcmbuf_insert = pcmbuf_insert_null;
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}
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ci.set_elapsed = set_elapsed;
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ci.read_filebuf = read_filebuf;
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ci.request_buffer = request_buffer;
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ci.advance_buffer = advance_buffer;
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ci.advance_buffer_loc = advance_buffer_loc;
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ci.seek_buffer = seek_buffer;
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ci.seek_complete = seek_complete;
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ci.mp3_get_filepos = mp3_get_filepos;
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ci.request_next_track = request_next_track;
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ci.discard_codec = discard_codec;
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ci.set_offset = set_offset;
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ci.configure = configure;
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/* --- "Core" functions --- */
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/* kernel/ system */
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ci.PREFIX(sleep) = rb->PREFIX(sleep);
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ci.yield = rb->yield;
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/* strings and memory */
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ci.strcpy = rb->strcpy;
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ci.strncpy = rb->strncpy;
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ci.strlen = rb->strlen;
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ci.strcmp = rb->strcmp;
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ci.strcat = rb->strcat;
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ci.memset = rb->memset;
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ci.memcpy = rb->memcpy;
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ci.memmove = rb->memmove;
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ci.memcmp = rb->memcmp;
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ci.memchr = rb->memchr;
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#if defined(DEBUG) || defined(SIMULATOR)
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ci.debugf = rb->debugf;
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#endif
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#ifdef ROCKBOX_HAS_LOGF
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ci.logf = rb->logf;
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#endif
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ci.qsort = rb->qsort;
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ci.global_settings = rb->global_settings;
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#ifdef RB_PROFILE
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ci.profile_thread = rb->profile_thread;
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ci.profstop = rb->profstop;
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ci.profile_func_enter = rb->profile_func_enter;
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ci.profile_func_exit = rb->profile_func_exit;
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#endif
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}
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static void codec_thread(void)
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{
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const char* codecname;
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int res;
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codecname = rb->get_codec_filename(track.id3.codectype);
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/* Load the codec and start decoding. */
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res = rb->codec_load_file(codecname,&ci);
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/* Signal to the main thread that we are done */
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codec_playing = false;
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/* Commit suicide */
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rb->remove_thread(NULL);
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}
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static unsigned char* codec_stack;
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static size_t codec_stack_size;
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static enum plugin_status test_track(char* filename)
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{
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size_t n;
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int fd;
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enum plugin_status res = PLUGIN_OK;
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unsigned long starttick;
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unsigned long ticks;
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unsigned long speed;
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unsigned long duration;
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struct thread_entry* codecthread_id;
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char* ch;
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/* Display filename (excluding any path)*/
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ch = rb->strrchr(filename, '/');
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if (ch==NULL)
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ch = filename;
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else
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ch++;
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rb->snprintf(str,sizeof(str),"%s",ch);
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log_text(str,true);
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log_text("Loading...",false);
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fd = rb->open(filename,O_RDONLY);
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if (fd < 0)
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{
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log_text("Cannot open file",true);
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return PLUGIN_ERROR;
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}
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track.filesize = rb->filesize(fd);
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/* Clear the id3 struct */
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rb->memset(&track.id3, 0, sizeof(struct mp3entry));
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if (!rb->get_metadata(&(track.id3), fd, filename))
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{
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log_text("Cannot read metadata",true);
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return PLUGIN_ERROR;
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}
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if (track.filesize > audiosize)
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{
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log_text("File too large",true);
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return PLUGIN_ERROR;
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}
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n = rb->read(fd, audiobuf, track.filesize);
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if (n != track.filesize)
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{
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log_text("Read failed.",true);
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res = PLUGIN_ERROR;
|
|
goto exit;
|
|
}
|
|
|
|
/* Initialise the function pointers in the codec API */
|
|
init_ci();
|
|
|
|
/* Prepare the codec struct for playing the whole file */
|
|
ci.filesize = track.filesize;
|
|
ci.id3 = &track.id3;
|
|
ci.taginfo_ready = &taginfo_ready;
|
|
ci.curpos = 0;
|
|
ci.stop_codec = false;
|
|
ci.new_track = 0;
|
|
ci.seek_time = 0;
|
|
|
|
starttick = *rb->current_tick;
|
|
|
|
codec_playing = true;
|
|
|
|
if ((codecthread_id = rb->create_thread(codec_thread,
|
|
(uint8_t*)codec_stack, codec_stack_size, "testcodec" IF_PRIO(,PRIORITY_PLAYBACK)
|
|
IF_COP(, CPU, false))) == NULL)
|
|
{
|
|
log_text("Cannot create codec thread!",true);
|
|
goto exit;
|
|
}
|
|
|
|
/* Wait for codec thread to die */
|
|
while (codec_playing)
|
|
{
|
|
rb->sleep(HZ);
|
|
rb->snprintf(str,sizeof(str),"%d of %d",elapsed,(int)track.id3.length);
|
|
log_text(str,false);
|
|
}
|
|
/* Save the current time before we spin up the disk to access the log */
|
|
ticks = *rb->current_tick - starttick;
|
|
|
|
log_text(str,true);
|
|
|
|
/* Close WAV file (if there was one) */
|
|
if (wavinfo.fd >= 0) {
|
|
close_wav();
|
|
log_text("Wrote /test.wav",true);
|
|
} else {
|
|
/* Display benchmark information */
|
|
rb->snprintf(str,sizeof(str),"Decode time - %d.%02ds",(int)ticks/100,(int)ticks%100);
|
|
log_text(str,true);
|
|
|
|
duration = track.id3.length / 10;
|
|
rb->snprintf(str,sizeof(str),"File duration - %d.%02ds",(int)duration/100,(int)duration%100);
|
|
log_text(str,true);
|
|
|
|
if (ticks > 0)
|
|
speed = duration * 10000 / ticks;
|
|
else
|
|
speed = 0;
|
|
|
|
rb->snprintf(str,sizeof(str),"%d.%02d%% realtime",(int)speed/100,(int)speed%100);
|
|
log_text(str,true);
|
|
}
|
|
|
|
/* Write an empty line to the log */
|
|
log_text("",true);
|
|
rb->backlight_on();
|
|
|
|
exit:
|
|
return res;
|
|
}
|
|
|
|
/* plugin entry point */
|
|
enum plugin_status plugin_start(struct plugin_api* api, void* parameter)
|
|
{
|
|
unsigned char* codec_stack_copy;
|
|
int result, selection = 0;
|
|
enum plugin_status res = PLUGIN_OK;
|
|
int scandir;
|
|
int i;
|
|
struct dirent *entry;
|
|
DIR* dir;
|
|
char* ch;
|
|
char dirpath[MAX_PATH];
|
|
char filename[MAX_PATH];
|
|
|
|
rb = api;
|
|
|
|
if (parameter == NULL)
|
|
{
|
|
rb->splash(HZ*2, "No File");
|
|
return PLUGIN_ERROR;
|
|
}
|
|
|
|
#ifdef SIMULATOR
|
|
/* The simulator thread implementation doesn't have stack buffers */
|
|
(void)i;
|
|
codec_stack_size = 0;
|
|
#else
|
|
/* Borrow the codec thread's stack (in IRAM on most targets) */
|
|
codec_stack = NULL;
|
|
for (i = 0; i < MAXTHREADS; i++)
|
|
{
|
|
if (rb->strcmp(rb->threads[i].name,"codec")==0)
|
|
{
|
|
codec_stack = rb->threads[i].stack;
|
|
codec_stack_size = rb->threads[i].stack_size;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (codec_stack == NULL)
|
|
{
|
|
rb->splash(HZ*2, "No codec thread!");
|
|
return PLUGIN_ERROR;
|
|
}
|
|
#endif
|
|
|
|
codec_mallocbuf = rb->plugin_get_audio_buffer(&audiosize);
|
|
codec_stack_copy = codec_mallocbuf + 512*1024;
|
|
audiobuf = codec_stack_copy + codec_stack_size;
|
|
audiosize -= 512*1024 + codec_stack_size;
|
|
|
|
#ifndef SIMULATOR
|
|
/* Backup the codec thread's stack */
|
|
rb->memcpy(codec_stack_copy,codec_stack,codec_stack_size);
|
|
#endif
|
|
|
|
#ifdef HAVE_ADJUSTABLE_CPU_FREQ
|
|
rb->cpu_boost(true);
|
|
#endif
|
|
rb->lcd_clear_display();
|
|
rb->lcd_update();
|
|
|
|
MENUITEM_STRINGLIST(
|
|
menu, "test_codec", NULL,
|
|
"Speed test",
|
|
"Speed test folder",
|
|
"Write WAV",
|
|
);
|
|
|
|
rb->lcd_clear_display();
|
|
|
|
result=rb->do_menu(&menu,&selection);
|
|
|
|
scandir = 0;
|
|
|
|
if (result==0) {
|
|
wavinfo.fd = -1;
|
|
log_init(false);
|
|
} else if (result==1) {
|
|
wavinfo.fd = -1;
|
|
scandir = 1;
|
|
|
|
/* Only create a log file when we are testing a folder */
|
|
if (!log_init(true)) {
|
|
rb->splash(HZ*2, "Cannot create logfile");
|
|
res = PLUGIN_ERROR;
|
|
goto exit;
|
|
}
|
|
} else if (result==2) {
|
|
log_init(false);
|
|
init_wav("/test.wav");
|
|
if (wavinfo.fd < 0) {
|
|
rb->splash(HZ*2, "Cannot create /test.wav");
|
|
res = PLUGIN_ERROR;
|
|
goto exit;
|
|
}
|
|
} else if (result == MENU_ATTACHED_USB) {
|
|
res = PLUGIN_USB_CONNECTED;
|
|
goto exit;
|
|
} else if (result < 0) {
|
|
res = PLUGIN_OK;
|
|
goto exit;
|
|
}
|
|
|
|
if (scandir) {
|
|
/* Test all files in the same directory as the file selected by the
|
|
user */
|
|
|
|
rb->strncpy(dirpath,parameter,sizeof(dirpath));
|
|
ch = rb->strrchr(dirpath,'/');
|
|
ch[1]=0;
|
|
|
|
DEBUGF("Scanning directory \"%s\"\n",dirpath);
|
|
dir = rb->opendir(dirpath);
|
|
if (dir) {
|
|
entry = rb->readdir(dir);
|
|
while (entry) {
|
|
if (!(entry->attribute & ATTR_DIRECTORY)) {
|
|
rb->snprintf(filename,sizeof(filename),"%s%s",dirpath,entry->d_name);
|
|
test_track(filename);
|
|
}
|
|
|
|
/* Read next entry */
|
|
entry = rb->readdir(dir);
|
|
}
|
|
}
|
|
} else {
|
|
/* Just test the file */
|
|
res = test_track(parameter);
|
|
|
|
while (rb->button_get(true) != TESTCODEC_EXITBUTTON);
|
|
}
|
|
|
|
exit:
|
|
log_close();
|
|
|
|
#ifndef SIMULATOR
|
|
/* Restore the codec thread's stack */
|
|
rb->memcpy(codec_stack, codec_stack_copy, codec_stack_size);
|
|
#endif
|
|
|
|
#ifdef HAVE_ADJUSTABLE_CPU_FREQ
|
|
rb->cpu_boost(false);
|
|
#endif
|
|
|
|
return res;
|
|
}
|