X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=src%2Fthird_party%2Fffmpeg%2Flibavcodec%2Fasvenc.c;h=bbf449486672046a780b753c41c62225a2513eae;hb=3545e9f2671f595d2a2f3ee75ca0393b01e35ef6;hp=02cf2db9913df46c1fd03abce4ecd8fb7bcc191f;hpb=7d210d4c7e9ba36e635eabc5b5780495f8a63292;p=platform%2Fframework%2Fweb%2Fcrosswalk.git

diff --git a/src/third_party/ffmpeg/libavcodec/asvenc.c b/src/third_party/ffmpeg/libavcodec/asvenc.c
index 02cf2db..bbf4494 100644
--- a/src/third_party/ffmpeg/libavcodec/asvenc.c
+++ b/src/third_party/ffmpeg/libavcodec/asvenc.c
@@ -33,117 +33,150 @@
 #include "mathops.h"
 #include "mpeg12data.h"
 
-static inline void asv2_put_bits(PutBitContext *pb, int n, int v){
-    put_bits(pb, n, ff_reverse[ v << (8-n) ]);
+static inline void asv2_put_bits(PutBitContext *pb, int n, int v)
+{
+    put_bits(pb, n, ff_reverse[v << (8 - n)]);
 }
 
-static inline void asv1_put_level(PutBitContext *pb, int level){
-    unsigned int index= level + 3;
+static inline void asv1_put_level(PutBitContext *pb, int level)
+{
+    unsigned int index = level + 3;
 
-    if(index <= 6) put_bits(pb, ff_asv_level_tab[index][1], ff_asv_level_tab[index][0]);
-    else{
+    if (index <= 6) {
+        put_bits(pb, ff_asv_level_tab[index][1], ff_asv_level_tab[index][0]);
+    } else {
         put_bits(pb, ff_asv_level_tab[3][1], ff_asv_level_tab[3][0]);
         put_sbits(pb, 8, level);
     }
 }
 
-static inline void asv2_put_level(PutBitContext *pb, int level){
-    unsigned int index= level + 31;
+static inline void asv2_put_level(PutBitContext *pb, int level)
+{
+    unsigned int index = level + 31;
 
-    if(index <= 62) put_bits(pb, ff_asv2_level_tab[index][1], ff_asv2_level_tab[index][0]);
-    else{
+    if (index <= 62) {
+        put_bits(pb, ff_asv2_level_tab[index][1], ff_asv2_level_tab[index][0]);
+    } else {
         put_bits(pb, ff_asv2_level_tab[31][1], ff_asv2_level_tab[31][0]);
-        asv2_put_bits(pb, 8, level&0xFF);
+        asv2_put_bits(pb, 8, level & 0xFF);
     }
 }
 
-static inline void asv1_encode_block(ASV1Context *a, int16_t block[64]){
+static inline void asv1_encode_block(ASV1Context *a, int16_t block[64])
+{
     int i;
-    int nc_count=0;
-
-    put_bits(&a->pb, 8, (block[0] + 32)>>6);
-    block[0]= 0;
-
-    for(i=0; i<10; i++){
-        const int index = ff_asv_scantab[4*i];
-        int ccp=0;
-
-        if( (block[index + 0] = (block[index + 0]*a->q_intra_matrix[index + 0] + (1<<15))>>16) ) ccp |= 8;
-        if( (block[index + 8] = (block[index + 8]*a->q_intra_matrix[index + 8] + (1<<15))>>16) ) ccp |= 4;
-        if( (block[index + 1] = (block[index + 1]*a->q_intra_matrix[index + 1] + (1<<15))>>16) ) ccp |= 2;
-        if( (block[index + 9] = (block[index + 9]*a->q_intra_matrix[index + 9] + (1<<15))>>16) ) ccp |= 1;
-
-        if(ccp){
-            for(;nc_count; nc_count--)
+    int nc_count = 0;
+
+    put_bits(&a->pb, 8, (block[0] + 32) >> 6);
+    block[0] = 0;
+
+    for (i = 0; i < 10; i++) {
+        const int index = ff_asv_scantab[4 * i];
+        int ccp         = 0;
+
+        if ((block[index + 0] = (block[index + 0] *
+                                 a->q_intra_matrix[index + 0] + (1 << 15)) >> 16))
+            ccp |= 8;
+        if ((block[index + 8] = (block[index + 8] *
+                                 a->q_intra_matrix[index + 8] + (1 << 15)) >> 16))
+            ccp |= 4;
+        if ((block[index + 1] = (block[index + 1] *
+                                 a->q_intra_matrix[index + 1] + (1 << 15)) >> 16))
+            ccp |= 2;
+        if ((block[index + 9] = (block[index + 9] *
+                                 a->q_intra_matrix[index + 9] + (1 << 15)) >> 16))
+            ccp |= 1;
+
+        if (ccp) {
+            for (; nc_count; nc_count--)
                 put_bits(&a->pb, ff_asv_ccp_tab[0][1], ff_asv_ccp_tab[0][0]);
 
             put_bits(&a->pb, ff_asv_ccp_tab[ccp][1], ff_asv_ccp_tab[ccp][0]);
 
-            if(ccp&8) asv1_put_level(&a->pb, block[index + 0]);
-            if(ccp&4) asv1_put_level(&a->pb, block[index + 8]);
-            if(ccp&2) asv1_put_level(&a->pb, block[index + 1]);
-            if(ccp&1) asv1_put_level(&a->pb, block[index + 9]);
-        }else{
+            if (ccp & 8)
+                asv1_put_level(&a->pb, block[index + 0]);
+            if (ccp & 4)
+                asv1_put_level(&a->pb, block[index + 8]);
+            if (ccp & 2)
+                asv1_put_level(&a->pb, block[index + 1]);
+            if (ccp & 1)
+                asv1_put_level(&a->pb, block[index + 9]);
+        } else {
             nc_count++;
         }
     }
     put_bits(&a->pb, ff_asv_ccp_tab[16][1], ff_asv_ccp_tab[16][0]);
 }
 
-static inline void asv2_encode_block(ASV1Context *a, int16_t block[64]){
+static inline void asv2_encode_block(ASV1Context *a, int16_t block[64])
+{
     int i;
-    int count=0;
+    int count = 0;
 
-    for(count=63; count>3; count--){
+    for (count = 63; count > 3; count--) {
         const int index = ff_asv_scantab[count];
-
-        if( (block[index]*a->q_intra_matrix[index] + (1<<15))>>16 )
+        if ((block[index] * a->q_intra_matrix[index] + (1 << 15)) >> 16)
             break;
     }
 
     count >>= 2;
 
     asv2_put_bits(&a->pb, 4, count);
-    asv2_put_bits(&a->pb, 8, (block[0] + 32)>>6);
-    block[0]= 0;
-
-    for(i=0; i<=count; i++){
-        const int index = ff_asv_scantab[4*i];
-        int ccp=0;
-
-        if( (block[index + 0] = (block[index + 0]*a->q_intra_matrix[index + 0] + (1<<15))>>16) ) ccp |= 8;
-        if( (block[index + 8] = (block[index + 8]*a->q_intra_matrix[index + 8] + (1<<15))>>16) ) ccp |= 4;
-        if( (block[index + 1] = (block[index + 1]*a->q_intra_matrix[index + 1] + (1<<15))>>16) ) ccp |= 2;
-        if( (block[index + 9] = (block[index + 9]*a->q_intra_matrix[index + 9] + (1<<15))>>16) ) ccp |= 1;
-
-        av_assert2(i || ccp<8);
-        if(i) put_bits(&a->pb, ff_asv_ac_ccp_tab[ccp][1], ff_asv_ac_ccp_tab[ccp][0]);
-        else  put_bits(&a->pb, ff_asv_dc_ccp_tab[ccp][1], ff_asv_dc_ccp_tab[ccp][0]);
-
-        if(ccp){
-            if(ccp&8) asv2_put_level(&a->pb, block[index + 0]);
-            if(ccp&4) asv2_put_level(&a->pb, block[index + 8]);
-            if(ccp&2) asv2_put_level(&a->pb, block[index + 1]);
-            if(ccp&1) asv2_put_level(&a->pb, block[index + 9]);
+    asv2_put_bits(&a->pb, 8, (block[0] + 32) >> 6);
+    block[0] = 0;
+
+    for (i = 0; i <= count; i++) {
+        const int index = ff_asv_scantab[4 * i];
+        int ccp         = 0;
+
+        if ((block[index + 0] = (block[index + 0] *
+                                 a->q_intra_matrix[index + 0] + (1 << 15)) >> 16))
+            ccp |= 8;
+        if ((block[index + 8] = (block[index + 8] *
+                                 a->q_intra_matrix[index + 8] + (1 << 15)) >> 16))
+            ccp |= 4;
+        if ((block[index + 1] = (block[index + 1] *
+                                 a->q_intra_matrix[index + 1] + (1 << 15)) >> 16))
+            ccp |= 2;
+        if ((block[index + 9] = (block[index + 9] *
+                                 a->q_intra_matrix[index + 9] + (1 << 15)) >> 16))
+            ccp |= 1;
+
+        av_assert2(i || ccp < 8);
+        if (i)
+            put_bits(&a->pb, ff_asv_ac_ccp_tab[ccp][1], ff_asv_ac_ccp_tab[ccp][0]);
+        else
+            put_bits(&a->pb, ff_asv_dc_ccp_tab[ccp][1], ff_asv_dc_ccp_tab[ccp][0]);
+
+        if (ccp) {
+            if (ccp & 8)
+                asv2_put_level(&a->pb, block[index + 0]);
+            if (ccp & 4)
+                asv2_put_level(&a->pb, block[index + 8]);
+            if (ccp & 2)
+                asv2_put_level(&a->pb, block[index + 1]);
+            if (ccp & 1)
+                asv2_put_level(&a->pb, block[index + 9]);
         }
     }
 }
 
-#define MAX_MB_SIZE (30*16*16*3/2/8)
+#define MAX_MB_SIZE (30 * 16 * 16 * 3 / 2 / 8)
 
-static inline int encode_mb(ASV1Context *a, int16_t block[6][64]){
+static inline int encode_mb(ASV1Context *a, int16_t block[6][64])
+{
     int i;
 
-    if (a->pb.buf_end - a->pb.buf - (put_bits_count(&a->pb)>>3) < MAX_MB_SIZE) {
+    if (a->pb.buf_end - a->pb.buf - (put_bits_count(&a->pb) >> 3) < MAX_MB_SIZE) {
         av_log(a->avctx, AV_LOG_ERROR, "encoded frame too large\n");
         return -1;
     }
 
-    if(a->avctx->codec_id == AV_CODEC_ID_ASV1){
-        for(i=0; i<6; i++)
+    if (a->avctx->codec_id == AV_CODEC_ID_ASV1) {
+        for (i = 0; i < 6; i++)
             asv1_encode_block(a, block[i]);
-    }else{
-        for(i=0; i<6; i++)
+    } else {
+        for (i = 0; i < 6; i++)
             asv2_encode_block(a, block[i]);
     }
     return 0;
@@ -152,25 +185,25 @@ static inline int encode_mb(ASV1Context *a, int16_t block[6][64]){
 static inline void dct_get(ASV1Context *a, const AVFrame *frame,
                            int mb_x, int mb_y)
 {
-    int16_t (*block)[64]= a->block;
+    int16_t (*block)[64] = a->block;
     int linesize = frame->linesize[0];
     int i;
 
-    uint8_t *ptr_y  = frame->data[0] + (mb_y * 16* linesize              ) + mb_x * 16;
-    uint8_t *ptr_cb = frame->data[1] + (mb_y * 8 * frame->linesize[1]) + mb_x * 8;
-    uint8_t *ptr_cr = frame->data[2] + (mb_y * 8 * frame->linesize[2]) + mb_x * 8;
+    uint8_t *ptr_y  = frame->data[0] + (mb_y * 16 * linesize)           + mb_x * 16;
+    uint8_t *ptr_cb = frame->data[1] + (mb_y *  8 * frame->linesize[1]) + mb_x *  8;
+    uint8_t *ptr_cr = frame->data[2] + (mb_y *  8 * frame->linesize[2]) + mb_x *  8;
 
     a->pdsp.get_pixels(block[0], ptr_y,                    linesize);
     a->pdsp.get_pixels(block[1], ptr_y + 8,                linesize);
     a->pdsp.get_pixels(block[2], ptr_y + 8 * linesize,     linesize);
     a->pdsp.get_pixels(block[3], ptr_y + 8 * linesize + 8, linesize);
-    for(i=0; i<4; i++)
+    for (i = 0; i < 4; i++)
         a->fdsp.fdct(block[i]);
 
-    if(!(a->avctx->flags&CODEC_FLAG_GRAY)){
+    if (!(a->avctx->flags & CODEC_FLAG_GRAY)) {
         a->pdsp.get_pixels(block[4], ptr_cb, frame->linesize[1]);
         a->pdsp.get_pixels(block[5], ptr_cr, frame->linesize[2]);
-        for(i=4; i<6; i++)
+        for (i = 4; i < 6; i++)
             a->fdsp.fdct(block[i]);
     }
 }
@@ -178,7 +211,7 @@ static inline void dct_get(ASV1Context *a, const AVFrame *frame,
 static int encode_frame(AVCodecContext *avctx, AVPacket *pkt,
                         const AVFrame *pict, int *got_packet)
 {
-    ASV1Context * const a = avctx->priv_data;
+    ASV1Context *const a = avctx->priv_data;
     int size, ret;
     int mb_x, mb_y;
 
@@ -224,30 +257,30 @@ static int encode_frame(AVCodecContext *avctx, AVPacket *pkt,
         return ret;
     }
 
-    if ((ret = ff_alloc_packet2(avctx, pkt, a->mb_height*a->mb_width*MAX_MB_SIZE +
-                                  FF_MIN_BUFFER_SIZE)) < 0)
+    if ((ret = ff_alloc_packet2(avctx, pkt, a->mb_height * a->mb_width * MAX_MB_SIZE +
+                                FF_MIN_BUFFER_SIZE)) < 0)
         return ret;
 
     init_put_bits(&a->pb, pkt->data, pkt->size);
 
-    for(mb_y=0; mb_y<a->mb_height2; mb_y++){
-        for(mb_x=0; mb_x<a->mb_width2; mb_x++){
+    for (mb_y = 0; mb_y < a->mb_height2; mb_y++) {
+        for (mb_x = 0; mb_x < a->mb_width2; mb_x++) {
             dct_get(a, pict, mb_x, mb_y);
             encode_mb(a, a->block);
         }
     }
 
-    if(a->mb_width2 != a->mb_width){
-        mb_x= a->mb_width2;
-        for(mb_y=0; mb_y<a->mb_height2; mb_y++){
+    if (a->mb_width2 != a->mb_width) {
+        mb_x = a->mb_width2;
+        for (mb_y = 0; mb_y < a->mb_height2; mb_y++) {
             dct_get(a, pict, mb_x, mb_y);
             encode_mb(a, a->block);
         }
     }
 
-    if(a->mb_height2 != a->mb_height){
-        mb_y= a->mb_height2;
-        for(mb_x=0; mb_x<a->mb_width; mb_x++){
+    if (a->mb_height2 != a->mb_height) {
+        mb_y = a->mb_height2;
+        for (mb_x = 0; mb_x < a->mb_width; mb_x++) {
             dct_get(a, pict, mb_x, mb_y);
             encode_mb(a, a->block);
         }
@@ -255,48 +288,51 @@ static int encode_frame(AVCodecContext *avctx, AVPacket *pkt,
     emms_c();
 
     avpriv_align_put_bits(&a->pb);
-    while(put_bits_count(&a->pb)&31)
+    while (put_bits_count(&a->pb) & 31)
         put_bits(&a->pb, 8, 0);
 
-    size= put_bits_count(&a->pb)/32;
+    size = put_bits_count(&a->pb) / 32;
 
-    if(avctx->codec_id == AV_CODEC_ID_ASV1)
+    if (avctx->codec_id == AV_CODEC_ID_ASV1) {
         a->bbdsp.bswap_buf((uint32_t *) pkt->data,
                            (uint32_t *) pkt->data, size);
-    else{
+    } else {
         int i;
-        for(i=0; i<4*size; i++)
+        for (i = 0; i < 4 * size; i++)
             pkt->data[i] = ff_reverse[pkt->data[i]];
     }
 
-    pkt->size   = size*4;
+    pkt->size   = size * 4;
     pkt->flags |= AV_PKT_FLAG_KEY;
     *got_packet = 1;
 
     return 0;
 }
 
-static av_cold int encode_init(AVCodecContext *avctx){
-    ASV1Context * const a = avctx->priv_data;
+static av_cold int encode_init(AVCodecContext *avctx)
+{
+    ASV1Context *const a = avctx->priv_data;
     int i;
-    const int scale= avctx->codec_id == AV_CODEC_ID_ASV1 ? 1 : 2;
+    const int scale = avctx->codec_id == AV_CODEC_ID_ASV1 ? 1 : 2;
 
     ff_asv_common_init(avctx);
     ff_fdctdsp_init(&a->fdsp, avctx);
     ff_pixblockdsp_init(&a->pdsp, avctx);
 
-    if(avctx->global_quality <= 0) avctx->global_quality= 4*FF_QUALITY_SCALE;
+    if (avctx->global_quality <= 0)
+        avctx->global_quality = 4 * FF_QUALITY_SCALE;
 
-    a->inv_qscale= (32*scale*FF_QUALITY_SCALE +  avctx->global_quality/2) / avctx->global_quality;
+    a->inv_qscale = (32 * scale * FF_QUALITY_SCALE +
+                     avctx->global_quality / 2) / avctx->global_quality;
 
-    avctx->extradata= av_mallocz(8);
-    avctx->extradata_size=8;
-    ((uint32_t*)avctx->extradata)[0]= av_le2ne32(a->inv_qscale);
-    ((uint32_t*)avctx->extradata)[1]= av_le2ne32(AV_RL32("ASUS"));
+    avctx->extradata                   = av_mallocz(8);
+    avctx->extradata_size              = 8;
+    ((uint32_t *) avctx->extradata)[0] = av_le2ne32(a->inv_qscale);
+    ((uint32_t *) avctx->extradata)[1] = av_le2ne32(AV_RL32("ASUS"));
 
-    for(i=0; i<64; i++){
-        int q= 32*scale*ff_mpeg1_default_intra_matrix[i];
-        a->q_intra_matrix[i]= ((a->inv_qscale<<16) + q/2) / q;
+    for (i = 0; i < 64; i++) {
+        int q = 32 * scale * ff_mpeg1_default_intra_matrix[i];
+        a->q_intra_matrix[i] = ((a->inv_qscale << 16) + q / 2) / q;
     }
 
     return 0;
@@ -311,8 +347,8 @@ AVCodec ff_asv1_encoder = {
     .priv_data_size = sizeof(ASV1Context),
     .init           = encode_init,
     .encode2        = encode_frame,
-    .pix_fmts       = (const enum AVPixelFormat[]){ AV_PIX_FMT_YUV420P,
-                                                    AV_PIX_FMT_NONE },
+    .pix_fmts       = (const enum AVPixelFormat[]) { AV_PIX_FMT_YUV420P,
+                                                     AV_PIX_FMT_NONE },
 };
 #endif
 
@@ -325,7 +361,7 @@ AVCodec ff_asv2_encoder = {
     .priv_data_size = sizeof(ASV1Context),
     .init           = encode_init,
     .encode2        = encode_frame,
-    .pix_fmts       = (const enum AVPixelFormat[]){ AV_PIX_FMT_YUV420P,
-                                                    AV_PIX_FMT_NONE },
+    .pix_fmts       = (const enum AVPixelFormat[]) { AV_PIX_FMT_YUV420P,
+                                                     AV_PIX_FMT_NONE },
 };
 #endif