cosmetics: muxers -> muxers.c

git-svn-id: svn://svn.videolan.org/x264/trunk@460 df754926-b1dd-0310-bc7b-ec298dee348c

Makefile

@@ -64,14 +64,14 @@ libx264.a: .depend $(OBJS) $(OBJASM)
 	ar rc libx264.a $(OBJS) $(OBJASM)
 	ranlib libx264.a
 
-x264$(EXE): libx264.a x264.o matroska.o
-	$(CC) -o $@ x264.o matroska.o libx264.a $(LDFLAGS)
+x264$(EXE): x264.o matroska.o muxers.o libx264.a 
+	$(CC) -o $@ $+ $(LDFLAGS)
 
 x264vfw.dll: libx264.a $(wildcard vfw/*.c vfw/*.h)
 	make -C vfw/build/cygwin
 
 checkasm: tools/checkasm.o libx264.a
-	$(CC) -o $@ $< libx264.a $(LDFLAGS)
+	$(CC) -o $@ $+ $(LDFLAGS)
 
 common/amd64/*.o: common/amd64/amd64inc.asm
 common/i386/*.o: common/i386/i386inc.asm
@@ -81,7 +81,7 @@ common/i386/*.o: common/i386/i386inc.asm
 .depend: config.mak
 	rm -f .depend
 # Hacky - because gcc 2.9x doesn't have -MT
-	$(foreach SRC, $(SRCS) x264.c matroska.c, ( echo -n "`dirname $(SRC)`/" && $(CC) $(CFLAGS) $(SRC) -MM -g0 ) 1>> .depend;)
+	$(foreach SRC, $(SRCS) x264.c matroska.c muxers.c, ( echo -n "`dirname $(SRC)`/" && $(CC) $(CFLAGS) $(SRC) -MM -g0 ) 1>> .depend;)
 
 config.mak: $(wildcard .svn/entries */.svn/entries */*/.svn/entries)
 	./configure $(CONFIGURE_ARGS)

muxers.c

+/*****************************************************************************
+ * muxers.c: h264 file i/o plugins
+ *****************************************************************************
+ * Copyright (C) 2003-2006 x264 project
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111, USA.
+ *****************************************************************************/
+
+#define _LARGEFILE_SOURCE
+#define _FILE_OFFSET_BITS 64
+
+#include <stdio.h>
+#include <string.h>
+
+#include "common/common.h"
+#include "x264.h"
+#include "matroska.h"
+#include "muxers.h"
+
+#ifndef _MSC_VER
+#include "config.h"
+#endif
+
+#ifdef AVIS_INPUT
+#include <windows.h>
+#include <vfw.h>
+#endif
+
+#ifdef MP4_OUTPUT
+#include <gpac/isomedia.h>
+#endif
+
+/* raw 420 yuv file operation */
+int open_file_yuv( char *psz_filename, hnd_t *p_handle, x264_param_t *p_param )
+{
+    if ((*p_handle = fopen(psz_filename, "rb")) == NULL)
+        return -1;
+    return 0;
+}
+
+int get_frame_total_yuv( hnd_t handle, int i_width, int i_height )
+{
+    FILE *f = (FILE *)handle;
+    int i_frame_total = 0;
+
+    if( !fseek( f, 0, SEEK_END ) )
+    {
+        uint64_t i_size = ftell( f );
+        fseek( f, 0, SEEK_SET );
+        i_frame_total = (int)(i_size / ( i_width * i_height * 3 / 2 ));
+    }
+
+    return i_frame_total;
+}
+
+int read_frame_yuv( x264_picture_t *p_pic, hnd_t handle, int i_frame, int i_width, int i_height )
+{
+    static int prev_frame = -1;
+    FILE *f = (FILE *)handle;
+
+    if( i_frame != prev_frame+1 )
+        if( fseek( f, (uint64_t)i_frame * i_width * i_height * 3 / 2, SEEK_SET ) )
+            return -1;
+
+    if( fread( p_pic->img.plane[0], 1, i_width * i_height, f ) <= 0
+            || fread( p_pic->img.plane[1], 1, i_width * i_height / 4, f ) <= 0
+            || fread( p_pic->img.plane[2], 1, i_width * i_height / 4, f ) <= 0 )
+        return -1;
+
+    prev_frame = i_frame;
+
+    return 0;
+}
+
+int close_file_yuv(hnd_t handle)
+{
+    if (handle == NULL)
+        return 0;
+    return fclose((FILE *)handle);
+}
+
+
+/* avs/avi input file support under cygwin */
+
+#ifdef AVIS_INPUT
+
+int gcd(int a, int b)
+{
+    int c;
+
+    while (1)
+    {
+        c = a % b;
+        if (!c)
+            return b;
+        a = b;
+        b = c;
+    }
+}
+
+int open_file_avis( char *psz_filename, hnd_t *p_handle, x264_param_t *p_param )
+{
+    AVISTREAMINFO info;
+    PAVISTREAM p_avi = NULL;
+    int i;
+
+    *p_handle = NULL;
+
+    AVIFileInit();
+    if( AVIStreamOpenFromFile( &p_avi, psz_filename, streamtypeVIDEO, 0, OF_READ, NULL ) )
+    {
+        AVIFileExit();
+        return -1;
+    }
+
+    if( AVIStreamInfo(p_avi, &info, sizeof(AVISTREAMINFO)) )
+    {
+        AVIStreamRelease(p_avi);
+        AVIFileExit();
+        return -1;
+    }
+
+    // check input format
+    if (info.fccHandler != MAKEFOURCC('Y', 'V', '1', '2'))
+    {
+        fprintf( stderr, "avis [error]: unsupported input format (%c%c%c%c)\n",
+            (char)(info.fccHandler & 0xff), (char)((info.fccHandler >> 8) & 0xff),
+            (char)((info.fccHandler >> 16) & 0xff), (char)((info.fccHandler >> 24)) );
+
+        AVIStreamRelease(p_avi);
+        AVIFileExit();
+
+        return -1;
+    }
+
+    p_param->i_width = info.rcFrame.right - info.rcFrame.left;
+    p_param->i_height = info.rcFrame.bottom - info.rcFrame.top;
+    i = gcd(info.dwRate, info.dwScale);
+    p_param->i_fps_den = info.dwScale / i;
+    p_param->i_fps_num = info.dwRate / i;
+
+    fprintf( stderr, "avis [info]: %dx%d @ %.2f fps (%d frames)\n",
+        p_param->i_width, p_param->i_height,
+        (double)p_param->i_fps_num / (double)p_param->i_fps_den,
+        (int)info.dwLength );
+
+    *p_handle = (hnd_t)p_avi;
+
+    return 0;
+}
+
+int get_frame_total_avis( hnd_t handle, int i_width, int i_height )
+{
+    PAVISTREAM p_avi = (PAVISTREAM)handle;
+    AVISTREAMINFO info;
+
+    if( AVIStreamInfo(p_avi, &info, sizeof(AVISTREAMINFO)) )
+        return -1;
+
+    return info.dwLength;
+}
+
+int read_frame_avis( x264_picture_t *p_pic, hnd_t handle, int i_frame, int i_width, int i_height )
+{
+    PAVISTREAM p_avi = (PAVISTREAM)handle;
+
+    p_pic->img.i_csp = X264_CSP_YV12;
+
+    if( AVIStreamRead(p_avi, i_frame, 1, p_pic->img.plane[0], i_width * i_height * 3 / 2, NULL, NULL ) )
+        return -1;
+
+    return 0;
+}
+
+int close_file_avis( hnd_t handle )
+{
+    PAVISTREAM p_avi = (PAVISTREAM)handle;
+
+    AVIStreamRelease(p_avi);
+    AVIFileExit();
+
+    return 0;
+}
+
+#endif
+
+
+int open_file_bsf( char *psz_filename, hnd_t *p_handle )
+{
+    if ((*p_handle = fopen(psz_filename, "w+b")) == NULL)
+        return -1;
+
+    return 0;
+}
+
+int set_param_bsf( hnd_t handle, x264_param_t *p_param )
+{
+    return 0;
+}
+
+int write_nalu_bsf( hnd_t handle, uint8_t *p_nalu, int i_size )
+{
+    if (fwrite(p_nalu, i_size, 1, (FILE *)handle) > 0)
+        return i_size;
+    return -1;
+}
+
+int set_eop_bsf( hnd_t handle,  x264_picture_t *p_picture )
+{
+    return 0;
+}
+
+int close_file_bsf( hnd_t handle )
+{
+    if ((handle == NULL) || (handle == stdout))
+        return 0;
+
+    return fclose((FILE *)handle);
+}
+
+/* -- mp4 muxing support ------------------------------------------------- */
+#ifdef MP4_OUTPUT
+
+typedef struct
+{
+    GF_ISOFile *p_file;
+    GF_AVCConfig *p_config;
+    GF_ISOSample *p_sample;
+    int i_track;
+    int i_descidx;
+    int i_time_inc;
+    int i_time_res;
+    int i_numframe;
+    int i_init_delay;
+    uint8_t b_sps;
+    uint8_t b_pps;
+} mp4_t;
+
+
+void recompute_bitrate_mp4(GF_ISOFile *p_file, int i_track)
+{
+    u32 i, count, di, timescale, time_wnd, rate;
+    u64 offset;
+    Double br;
+    GF_ESD *esd;
+
+    esd = gf_isom_get_esd(p_file, i_track, 1);
+    if (!esd) return;
+
+    esd->decoderConfig->avgBitrate = 0;
+    esd->decoderConfig->maxBitrate = 0;
+    rate = time_wnd = 0;
+
+    timescale = gf_isom_get_media_timescale(p_file, i_track);
+    count = gf_isom_get_sample_count(p_file, i_track);
+    for (i=0; i<count; i++) {
+        GF_ISOSample *samp = gf_isom_get_sample_info(p_file, i_track, i+1, &di, &offset);
+
+        if (samp->dataLength>esd->decoderConfig->bufferSizeDB) esd->decoderConfig->bufferSizeDB = samp->dataLength;
+
+        if (esd->decoderConfig->bufferSizeDB < samp->dataLength) esd->decoderConfig->bufferSizeDB = samp->dataLength;
+        esd->decoderConfig->avgBitrate += samp->dataLength;
+        rate += samp->dataLength;
+        if (samp->DTS > time_wnd + timescale) {
+            if (rate > esd->decoderConfig->maxBitrate) esd->decoderConfig->maxBitrate = rate;
+            time_wnd = samp->DTS;
+            rate = 0;
+        }
+
+        gf_isom_sample_del(&samp);
+    }
+
+    br = (Double) (s64) gf_isom_get_media_duration(p_file, i_track);
+    br /= timescale;
+    esd->decoderConfig->avgBitrate = (u32) (esd->decoderConfig->avgBitrate / br);
+    /*move to bps*/
+    esd->decoderConfig->avgBitrate *= 8;
+    esd->decoderConfig->maxBitrate *= 8;
+
+    gf_isom_change_mpeg4_description(p_file, i_track, 1, esd);
+    gf_odf_desc_del((GF_Descriptor *) esd);
+}
+
+
+int close_file_mp4( hnd_t handle )
+{
+    mp4_t *p_mp4 = (mp4_t *)handle;
+
+    if (p_mp4 == NULL)
+        return 0;
+
+    if (p_mp4->p_config)
+        gf_odf_avc_cfg_del(p_mp4->p_config);
+
+    if (p_mp4->p_sample)
+    {
+        if (p_mp4->p_sample->data)
+            free(p_mp4->p_sample->data);
+
+        gf_isom_sample_del(&p_mp4->p_sample);
+    }
+
+    if (p_mp4->p_file)
+    {
+        recompute_bitrate_mp4(p_mp4->p_file, p_mp4->i_track);
+        gf_isom_set_pl_indication(p_mp4->p_file, GF_ISOM_PL_VISUAL, 0x15);
+        gf_isom_set_storage_mode(p_mp4->p_file, GF_ISOM_STORE_FLAT);
+        gf_isom_close(p_mp4->p_file);
+    }
+
+    free(p_mp4);
+
+    return 0;
+}
+
+int open_file_mp4( char *psz_filename, hnd_t *p_handle )
+{
+    mp4_t *p_mp4;
+
+    *p_handle = NULL;
+
+    if ((p_mp4 = (mp4_t *)malloc(sizeof(mp4_t))) == NULL)
+        return -1;
+
+    memset(p_mp4, 0, sizeof(mp4_t));
+    p_mp4->p_file = gf_isom_open(psz_filename, GF_ISOM_OPEN_WRITE, NULL);
+
+    if ((p_mp4->p_sample = gf_isom_sample_new()) == NULL)
+    {
+        close_file_mp4( p_mp4 );
+        return -1;
+    }
+
+    gf_isom_set_brand_info(p_mp4->p_file, GF_ISOM_BRAND_AVC1, 0);
+
+    *p_handle = p_mp4;
+
+    return 0;
+}
+
+
+int set_param_mp4( hnd_t handle, x264_param_t *p_param )
+{
+    mp4_t *p_mp4 = (mp4_t *)handle;
+
+    p_mp4->i_track = gf_isom_new_track(p_mp4->p_file, 0, GF_ISOM_MEDIA_VISUAL,
+        p_param->i_fps_num);
+
+    p_mp4->p_config = gf_odf_avc_cfg_new();
+    gf_isom_avc_config_new(p_mp4->p_file, p_mp4->i_track, p_mp4->p_config,
+        NULL, NULL, &p_mp4->i_descidx);
+
+    gf_isom_set_track_enabled(p_mp4->p_file, p_mp4->i_track, 1);
+
+    gf_isom_set_visual_info(p_mp4->p_file, p_mp4->i_track, p_mp4->i_descidx,
+        p_param->i_width, p_param->i_height);
+
+    p_mp4->p_sample->data = (char *)malloc(p_param->i_width * p_param->i_height * 3 / 2);
+    if (p_mp4->p_sample->data == NULL)
+        return -1;
+
+    p_mp4->i_time_res = p_param->i_fps_num;
+    p_mp4->i_time_inc = p_param->i_fps_den;
+    p_mp4->i_init_delay = p_param->i_bframe ? (p_param->b_bframe_pyramid ? 2 : 1) : 0;
+    p_mp4->i_init_delay *= p_mp4->i_time_inc;
+    fprintf(stderr, "mp4 [info]: initial delay %d (scale %d)\n",
+        p_mp4->i_init_delay, p_mp4->i_time_res);
+
+    return 0;
+}
+
+
+int write_nalu_mp4( hnd_t handle, uint8_t *p_nalu, int i_size )
+{
+    mp4_t *p_mp4 = (mp4_t *)handle;
+    GF_AVCConfigSlot *p_slot;
+    uint8_t type = p_nalu[4] & 0x1f;
+    int psize;
+
+    switch(type)
+    {
+    // sps
+    case 0x07:
+        if (!p_mp4->b_sps)
+        {
+            p_mp4->p_config->configurationVersion = 1;
+            p_mp4->p_config->AVCProfileIndication = p_nalu[5];
+            p_mp4->p_config->profile_compatibility = p_nalu[6];
+            p_mp4->p_config->AVCLevelIndication = p_nalu[7];
+            p_slot = (GF_AVCConfigSlot *)malloc(sizeof(GF_AVCConfigSlot));
+            p_slot->size = i_size - 4;
+            p_slot->data = (char *)malloc(p_slot->size);
+            memcpy(p_slot->data, p_nalu + 4, i_size - 4);
+            gf_list_add(p_mp4->p_config->sequenceParameterSets, p_slot);
+            p_slot = NULL;
+            p_mp4->b_sps = 1;
+        }
+        break;
+
+    // pps
+    case 0x08:
+        if (!p_mp4->b_pps)
+        {
+            p_slot = (GF_AVCConfigSlot *)malloc(sizeof(GF_AVCConfigSlot));
+            p_slot->size = i_size - 4;
+            p_slot->data = (char *)malloc(p_slot->size);
+            memcpy(p_slot->data, p_nalu + 4, i_size - 4);
+            gf_list_add(p_mp4->p_config->pictureParameterSets, p_slot);
+            p_slot = NULL;
+            p_mp4->b_pps = 1;
+            if (p_mp4->b_sps)
+                gf_isom_avc_config_update(p_mp4->p_file, p_mp4->i_track, 1, p_mp4->p_config);
+        }
+        break;
+
+    // slice, sei
+    case 0x1:
+    case 0x5:
+    case 0x6:
+        psize = i_size - 4 ;
+        memcpy(p_mp4->p_sample->data + p_mp4->p_sample->dataLength, p_nalu, i_size);
+        p_mp4->p_sample->data[p_mp4->p_sample->dataLength + 0] = (psize >> 24) & 0xff;
+        p_mp4->p_sample->data[p_mp4->p_sample->dataLength + 1] = (psize >> 16) & 0xff;
+        p_mp4->p_sample->data[p_mp4->p_sample->dataLength + 2] = (psize >> 8) & 0xff;
+        p_mp4->p_sample->data[p_mp4->p_sample->dataLength + 3] = (psize >> 0) & 0xff;
+        p_mp4->p_sample->dataLength += i_size;
+        break;
+    }
+
+    return i_size;
+}
+
+int set_eop_mp4( hnd_t handle, x264_picture_t *p_picture )
+{
+    mp4_t *p_mp4 = (mp4_t *)handle;
+    uint64_t dts = (uint64_t)p_mp4->i_numframe * p_mp4->i_time_inc;
+    uint64_t pts = (uint64_t)p_picture->i_pts;
+    int32_t offset = p_mp4->i_init_delay + pts - dts;
+
+    p_mp4->p_sample->IsRAP = p_picture->i_type == X264_TYPE_IDR ? 1 : 0;
+    p_mp4->p_sample->DTS = dts;
+    p_mp4->p_sample->CTS_Offset = offset;
+    gf_isom_add_sample(p_mp4->p_file, p_mp4->i_track, p_mp4->i_descidx, p_mp4->p_sample);
+
+    p_mp4->p_sample->dataLength = 0;
+    p_mp4->i_numframe++;
+
+    return 0;
+}
+
+#endif
+
+
+/* -- mkv muxing support ------------------------------------------------- */
+typedef struct
+{
+    mk_Writer *w;
+
+    uint8_t   *sps, *pps;
+    int       sps_len, pps_len;
+
+    int       width, height, d_width, d_height;
+
+    int64_t   frame_duration;
+    int       fps_num;
+
+    int       b_header_written;
+    char      b_writing_frame;
+} mkv_t;
+
+int write_header_mkv( mkv_t *p_mkv )
+{
+    int       ret;
+    uint8_t   *avcC;
+    int  avcC_len;
+
+    if( p_mkv->sps == NULL || p_mkv->pps == NULL ||
+        p_mkv->width == 0 || p_mkv->height == 0 ||
+        p_mkv->d_width == 0 || p_mkv->d_height == 0)
+        return -1;
+
+    avcC_len = 5 + 1 + 2 + p_mkv->sps_len + 1 + 2 + p_mkv->pps_len;
+    avcC = malloc(avcC_len);
+    if (avcC == NULL)
+        return -1;
+
+    avcC[0] = 1;
+    avcC[1] = p_mkv->sps[1];
+    avcC[2] = p_mkv->sps[2];
+    avcC[3] = p_mkv->sps[3];
+    avcC[4] = 0xff; // nalu size length is four bytes
+    avcC[5] = 0xe1; // one sps
+
+    avcC[6] = p_mkv->sps_len >> 8;
+    avcC[7] = p_mkv->sps_len;
+
+    memcpy(avcC+8, p_mkv->sps, p_mkv->sps_len);
+
+    avcC[8+p_mkv->sps_len] = 1; // one pps
+    avcC[9+p_mkv->sps_len] = p_mkv->pps_len >> 8;
+    avcC[10+p_mkv->sps_len] = p_mkv->pps_len;
+
+    memcpy( avcC+11+p_mkv->sps_len, p_mkv->pps, p_mkv->pps_len );
+
+    ret = mk_writeHeader( p_mkv->w, "x264", "V_MPEG4/ISO/AVC",
+                          avcC, avcC_len, p_mkv->frame_duration, 50000,
+                          p_mkv->width, p_mkv->height,
+                          p_mkv->d_width, p_mkv->d_height );
+
+    free( avcC );
+
+    p_mkv->b_header_written = 1;
+
+    return ret;
+}
+
+int open_file_mkv( char *psz_filename, hnd_t *p_handle )
+{
+    mkv_t *p_mkv;
+
+    *p_handle = NULL;
+
+    p_mkv  = malloc(sizeof(*p_mkv));
+    if (p_mkv == NULL)
+        return -1;
+
+    memset(p_mkv, 0, sizeof(*p_mkv));
+
+    p_mkv->w = mk_createWriter(psz_filename);
+    if (p_mkv->w == NULL)
+    {
+        free(p_mkv);
+        return -1;
+    }
+
+    *p_handle = p_mkv;
+
+    return 0;
+}
+
+int set_param_mkv( hnd_t handle, x264_param_t *p_param )
+{
+    mkv_t   *p_mkv = handle;
+    int64_t dw, dh;
+
+    if( p_param->i_fps_num > 0 )
+    {
+        p_mkv->frame_duration = (int64_t)p_param->i_fps_den *
+                                (int64_t)1000000000 / p_param->i_fps_num;
+        p_mkv->fps_num = p_param->i_fps_num;
+    }
+    else
+    {
+        p_mkv->frame_duration = 0;
+        p_mkv->fps_num = 1;
+    }
+
+    p_mkv->width = p_param->i_width;
+    p_mkv->height = p_param->i_height;
+
+    if( p_param->vui.i_sar_width && p_param->vui.i_sar_height )
+    {
+        dw = (int64_t)p_param->i_width  * p_param->vui.i_sar_width;
+        dh = (int64_t)p_param->i_height * p_param->vui.i_sar_height;
+    }
+    else
+    {
+        dw = p_param->i_width;
+        dh = p_param->i_height;
+    }
+
+    if( dw > 0 && dh > 0 )
+    {
+        int64_t a = dw, b = dh;
+
+        for (;;)
+        {
+            int64_t c = a % b;
+            if( c == 0 )
+              break;
+            a = b;
+            b = c;
+        }
+
+        dw /= b;
+        dh /= b;
+    }
+
+    p_mkv->d_width = (int)dw;
+    p_mkv->d_height = (int)dh;
+
+    return 0;
+}