/*
* utils for libavcodec
* Copyright (c) 2001 Fabrice Bellard.
- * Copyright (c) 2003 Michel Bardiaux for the av_log API
* Copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at>
*
* This library is free software; you can redistribute it and/or
*
* 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
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
/**
#include "mpegvideo.h"
#include "integer.h"
#include "opt.h"
+#include "crc.h"
#include <stdarg.h>
#include <limits.h>
#include <float.h>
+#ifdef __MINGW32__
+#include <fcntl.h>
+#endif
const uint8_t ff_reverse[256]={
0x00,0x80,0x40,0xC0,0x20,0xA0,0x60,0xE0,0x10,0x90,0x50,0xD0,0x30,0xB0,0x70,0xF0,
* Call av_free_static automatically before it's too late
*/
-static void do_free() __attribute__ ((destructor));
+static void do_free(void) __attribute__ ((destructor));
-static void do_free()
+static void do_free(void)
{
av_free_static();
}
#define E AV_OPT_FLAG_ENCODING_PARAM
#define D AV_OPT_FLAG_DECODING_PARAM
-static AVOption options[]={
+static const AVOption options[]={
{"bit_rate", NULL, OFFSET(bit_rate), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|A|E},
{"bit_rate_tolerance", NULL, OFFSET(bit_rate_tolerance), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E},
{"flags", NULL, OFFSET(flags), FF_OPT_TYPE_FLAGS, DEFAULT, INT_MIN, INT_MAX, V|A|E|D, "flags"},
{"rate_emu", NULL, OFFSET(rate_emu), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX},
{"sample_rate", NULL, OFFSET(sample_rate), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX},
{"channels", NULL, OFFSET(channels), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX},
-{"frame_size", NULL, OFFSET(frame_size), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX},
+{"cutoff", "set cutoff bandwidth", OFFSET(cutoff), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, A|E},
+{"frame_size", NULL, OFFSET(frame_size), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, A|E},
{"frame_number", NULL, OFFSET(frame_number), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX},
{"real_pict_num", NULL, OFFSET(real_pict_num), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX},
{"delay", NULL, OFFSET(delay), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX},
{"vsad", NULL, 0, FF_OPT_TYPE_CONST, FF_CMP_VSAD, INT_MIN, INT_MAX, V|E, "cmp_func"},
{"vsse", NULL, 0, FF_OPT_TYPE_CONST, FF_CMP_VSSE, INT_MIN, INT_MAX, V|E, "cmp_func"},
{"nsse", NULL, 0, FF_OPT_TYPE_CONST, FF_CMP_NSSE, INT_MIN, INT_MAX, V|E, "cmp_func"},
+#ifdef CONFIG_SNOW_ENCODER
{"w53", NULL, 0, FF_OPT_TYPE_CONST, FF_CMP_W53, INT_MIN, INT_MAX, V|E, "cmp_func"},
{"w97", NULL, 0, FF_OPT_TYPE_CONST, FF_CMP_W97, INT_MIN, INT_MAX, V|E, "cmp_func"},
+#endif
{"dctmax", NULL, 0, FF_OPT_TYPE_CONST, FF_CMP_DCTMAX, INT_MIN, INT_MAX, V|E, "cmp_func"},
{"chroma", NULL, 0, FF_OPT_TYPE_CONST, FF_CMP_CHROMA, INT_MIN, INT_MAX, V|E, "cmp_func"},
{"pre_dia_size", NULL, OFFSET(pre_dia_size), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E},
{"refs", NULL, OFFSET(refs), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E},
{"chromaoffset", NULL, OFFSET(chromaoffset), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E},
{"bframebias", NULL, OFFSET(bframebias), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E},
-{"trellis", NULL, OFFSET(trellis), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E},
+{"trellis", NULL, OFFSET(trellis), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|A|E},
{"directpred", NULL, OFFSET(directpred), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E},
{"bpyramid", NULL, 0, FF_OPT_TYPE_CONST, CODEC_FLAG2_BPYRAMID, INT_MIN, INT_MAX, V|E, "flags2"},
{"wpred", NULL, 0, FF_OPT_TYPE_CONST, CODEC_FLAG2_WPRED, INT_MIN, INT_MAX, V|E, "flags2"},
{"partp4x4", NULL, 0, FF_OPT_TYPE_CONST, X264_PART_P4X4, INT_MIN, INT_MAX, V|E, "partitions"},
{"partp8x8", NULL, 0, FF_OPT_TYPE_CONST, X264_PART_P8X8, INT_MIN, INT_MAX, V|E, "partitions"},
{"partb8x8", NULL, 0, FF_OPT_TYPE_CONST, X264_PART_B8X8, INT_MIN, INT_MAX, V|E, "partitions"},
+{"sc_factor", NULL, OFFSET(scenechange_factor), FF_OPT_TYPE_INT, 6, 0, INT_MAX, V|E},
+{"mv0_threshold", NULL, OFFSET(mv0_threshold), FF_OPT_TYPE_INT, 256, 0, INT_MAX, V|E},
+{"ivlc", "intra vlc table", 0, FF_OPT_TYPE_CONST, CODEC_FLAG2_INTRA_VLC, INT_MIN, INT_MAX, V|E, "flags2"},
+{"b_sensitivity", NULL, OFFSET(b_sensitivity), FF_OPT_TYPE_INT, 40, 1, INT_MAX, V|E},
+{"compression_level", NULL, OFFSET(compression_level), FF_OPT_TYPE_INT, FF_COMPRESSION_DEFAULT, INT_MIN, INT_MAX, V|A|E},
+{"use_lpc", NULL, OFFSET(use_lpc), FF_OPT_TYPE_INT, -1, INT_MIN, INT_MAX, A|E},
+{"lpc_coeff_precision", NULL, OFFSET(lpc_coeff_precision), FF_OPT_TYPE_INT, DEFAULT, 0, INT_MAX, A|E},
+{"min_prediction_order", NULL, OFFSET(min_prediction_order), FF_OPT_TYPE_INT, -1, INT_MIN, INT_MAX, A|E},
+{"max_prediction_order", NULL, OFFSET(max_prediction_order), FF_OPT_TYPE_INT, -1, INT_MIN, INT_MAX, A|E},
+{"prediction_order_method", NULL, OFFSET(prediction_order_method), FF_OPT_TYPE_INT, -1, INT_MIN, INT_MAX, A|E},
+{"min_partition_order", NULL, OFFSET(min_partition_order), FF_OPT_TYPE_INT, -1, INT_MIN, INT_MAX, A|E},
+{"max_partition_order", NULL, OFFSET(max_partition_order), FF_OPT_TYPE_INT, -1, INT_MIN, INT_MAX, A|E},
{NULL},
};
s->pix_fmt= PIX_FMT_NONE;
s->frame_skip_cmp= FF_CMP_DCTMAX;
s->nsse_weight= 8;
+ s->sample_fmt= SAMPLE_FMT_S16; // FIXME: set to NONE
+ s->mv0_threshold= 256;
+ s->b_sensitivity= 40;
+ s->compression_level = FF_COMPRESSION_DEFAULT;
+ s->use_lpc = -1;
+ s->min_prediction_order = -1;
+ s->max_prediction_order = -1;
+ s->prediction_order_method = -1;
+ s->min_partition_order = -1;
+ s->max_partition_order = -1;
s->intra_quant_bias= FF_DEFAULT_QUANT_BIAS;
s->inter_quant_bias= FF_DEFAULT_QUANT_BIAS;
if(avctx->codec)
goto end;
- avctx->codec = codec;
- avctx->codec_id = codec->id;
- avctx->frame_number = 0;
if (codec->priv_data_size > 0) {
avctx->priv_data = av_mallocz(codec->priv_data_size);
if (!avctx->priv_data)
goto end;
}
+ avctx->codec = codec;
+ avctx->codec_id = codec->id;
+ avctx->frame_number = 0;
ret = avctx->codec->init(avctx);
if (ret < 0) {
av_freep(&avctx->priv_data);
+ avctx->codec= NULL;
goto end;
}
ret=0;
return LIBAVCODEC_BUILD;
}
+static void init_crcs(void){
+ av_crc04C11DB7= av_mallocz_static(sizeof(AVCRC) * 257);
+ av_crc8005 = av_mallocz_static(sizeof(AVCRC) * 257);
+ av_crc07 = av_mallocz_static(sizeof(AVCRC) * 257);
+ av_crc_init(av_crc04C11DB7, 0, 32, 0x04c11db7, sizeof(AVCRC)*257);
+ av_crc_init(av_crc8005 , 0, 16, 0x8005 , sizeof(AVCRC)*257);
+ av_crc_init(av_crc07 , 0, 8, 0x07 , sizeof(AVCRC)*257);
+}
+
/* must be called before any other functions */
void avcodec_init(void)
{
inited = 1;
dsputil_static_init();
+ init_crcs();
}
/**
}
}
-/* av_log API */
-
-static int av_log_level = AV_LOG_INFO;
-
-static void av_log_default_callback(void* ptr, int level, const char* fmt, va_list vl)
-{
- static int print_prefix=1;
- AVClass* avc= ptr ? *(AVClass**)ptr : NULL;
- if(level>av_log_level)
- return;
-#undef fprintf
- if(print_prefix && avc) {
- fprintf(stderr, "[%s @ %p]", avc->item_name(ptr), avc);
+int av_get_bits_per_sample(enum CodecID codec_id){
+ switch(codec_id){
+ case CODEC_ID_ADPCM_SBPRO_2:
+ return 2;
+ case CODEC_ID_ADPCM_SBPRO_3:
+ return 3;
+ case CODEC_ID_ADPCM_SBPRO_4:
+ case CODEC_ID_ADPCM_CT:
+ return 4;
+ case CODEC_ID_PCM_ALAW:
+ case CODEC_ID_PCM_MULAW:
+ case CODEC_ID_PCM_S8:
+ case CODEC_ID_PCM_U8:
+ return 8;
+ case CODEC_ID_PCM_S16BE:
+ case CODEC_ID_PCM_S16LE:
+ case CODEC_ID_PCM_U16BE:
+ case CODEC_ID_PCM_U16LE:
+ return 16;
+ case CODEC_ID_PCM_S24DAUD:
+ case CODEC_ID_PCM_S24BE:
+ case CODEC_ID_PCM_S24LE:
+ case CODEC_ID_PCM_U24BE:
+ case CODEC_ID_PCM_U24LE:
+ return 24;
+ case CODEC_ID_PCM_S32BE:
+ case CODEC_ID_PCM_S32LE:
+ case CODEC_ID_PCM_U32BE:
+ case CODEC_ID_PCM_U32LE:
+ return 32;
+ default:
+ return 0;
}
-#define fprintf please_use_av_log
-
- print_prefix= strstr(fmt, "\n") != NULL;
-
- vfprintf(stderr, fmt, vl);
-}
-
-static void (*av_log_callback)(void*, int, const char*, va_list) = av_log_default_callback;
-
-void av_log(void* avcl, int level, const char *fmt, ...)
-{
- va_list vl;
- va_start(vl, fmt);
- av_vlog(avcl, level, fmt, vl);
- va_end(vl);
-}
-
-void av_vlog(void* avcl, int level, const char *fmt, va_list vl)
-{
- av_log_callback(avcl, level, fmt, vl);
-}
-
-int av_log_get_level(void)
-{
- return av_log_level;
-}
-
-void av_log_set_level(int level)
-{
- av_log_level = level;
-}
-
-void av_log_set_callback(void (*callback)(void*, int, const char*, va_list))
-{
- av_log_callback = callback;
}
#if !defined(HAVE_THREADS)
n++;
return n;
}
+
+/* Wrapper to work around the lack of mkstemp() on mingw/cygin.
+ * Also, tries to create file in /tmp first, if possible.
+ * *prefix can be a character constant; *filename will be allocated internally.
+ * Returns file descriptor of opened file (or -1 on error)
+ * and opened file name in **filename. */
+int av_tempfile(char *prefix, char **filename) {
+ int fd=-1;
+#ifdef __MINGW32__
+ *filename = tempnam(".", prefix);
+#else
+ size_t len = strlen(prefix) + 12; /* room for "/tmp/" and "XXXXXX\0" */
+ *filename = av_malloc(len);
+#endif
+ /* -----common section-----*/
+ if (*filename == NULL) {
+ av_log(NULL, AV_LOG_ERROR, "ff_tempfile: Cannot allocate file name\n");
+ return -1;
+ }
+#ifdef __MINGW32__
+ fd = open(*filename, _O_RDWR | _O_BINARY | _O_CREAT, 0444);
+#else
+ snprintf(*filename, len, "/tmp/%sXXXXXX", prefix);
+ fd = mkstemp(*filename);
+ if (fd < 0) {
+ snprintf(*filename, len, "./%sXXXXXX", prefix);
+ fd = mkstemp(*filename);
+ }
+#endif
+ /* -----common section-----*/
+ if (fd < 0) {
+ av_log(NULL, AV_LOG_ERROR, "ff_tempfile: Cannot open temporary file %s\n", *filename);
+ return -1;
+ }
+ return fd; /* success */
+}
projects / ffmpeg / blobdiff