[FFmpeg-cvslog] r20395 - in trunk/libavcodec: Makefile pamenc.c pnmenc.c

diego subversion
Wed Oct 28 07:41:58 CET 2009


Author: diego
Date: Wed Oct 28 07:41:58 2009
New Revision: 20395

Log:
Split PAM encoder off into its own file.

Added:
   trunk/libavcodec/pamenc.c
      - copied, changed from r20394, trunk/libavcodec/pnmenc.c
Modified:
   trunk/libavcodec/Makefile
   trunk/libavcodec/pnmenc.c

Modified: trunk/libavcodec/Makefile
==============================================================================
--- trunk/libavcodec/Makefile	Wed Oct 28 07:34:00 2009	(r20394)
+++ trunk/libavcodec/Makefile	Wed Oct 28 07:41:58 2009	(r20395)
@@ -221,7 +221,7 @@ OBJS-$(CONFIG_NELLYMOSER_DECODER)      +
 OBJS-$(CONFIG_NELLYMOSER_ENCODER)      += nellymoserenc.o nellymoser.o
 OBJS-$(CONFIG_NUV_DECODER)             += nuv.o rtjpeg.o
 OBJS-$(CONFIG_PAM_DECODER)             += pnmdec.o pnm.o
-OBJS-$(CONFIG_PAM_ENCODER)             += pnmenc.o pnm.o
+OBJS-$(CONFIG_PAM_ENCODER)             += pamenc.o pnm.o
 OBJS-$(CONFIG_PBM_DECODER)             += pnmdec.o pnm.o
 OBJS-$(CONFIG_PBM_ENCODER)             += pnmenc.o pnm.o
 OBJS-$(CONFIG_PCX_DECODER)             += pcx.o

Copied and modified: trunk/libavcodec/pamenc.c (from r20394, trunk/libavcodec/pnmenc.c)
==============================================================================
--- trunk/libavcodec/pnmenc.c	Wed Oct 28 07:34:00 2009	(r20394, copy source)
+++ trunk/libavcodec/pamenc.c	Wed Oct 28 07:41:58 2009	(r20395)
@@ -1,5 +1,5 @@
 /*
- * PNM image format
+ * PAM image format
  * Copyright (c) 2002, 2003 Fabrice Bellard
  *
  * This file is part of FFmpeg.
@@ -24,93 +24,6 @@
 #include "pnm.h"
 
 
-static int pnm_encode_frame(AVCodecContext *avctx, unsigned char *outbuf,
-                            int buf_size, void *data)
-{
-    PNMContext *s     = avctx->priv_data;
-    AVFrame *pict     = data;
-    AVFrame * const p = (AVFrame*)&s->picture;
-    int i, h, h1, c, n, linesize;
-    uint8_t *ptr, *ptr1, *ptr2;
-
-    if (buf_size < avpicture_get_size(avctx->pix_fmt, avctx->width, avctx->height) + 200) {
-        av_log(avctx, AV_LOG_ERROR, "encoded frame too large\n");
-        return -1;
-    }
-
-    *p           = *pict;
-    p->pict_type = FF_I_TYPE;
-    p->key_frame = 1;
-
-    s->bytestream_start =
-    s->bytestream       = outbuf;
-    s->bytestream_end   = outbuf + buf_size;
-
-    h  = avctx->height;
-    h1 = h;
-    switch (avctx->pix_fmt) {
-    case PIX_FMT_MONOWHITE:
-        c  = '4';
-        n  = (avctx->width + 7) >> 3;
-        break;
-    case PIX_FMT_GRAY8:
-        c  = '5';
-        n  = avctx->width;
-        break;
-    case PIX_FMT_GRAY16BE:
-        c  = '5';
-        n  = avctx->width * 2;
-        break;
-    case PIX_FMT_RGB24:
-        c  = '6';
-        n  = avctx->width * 3;
-        break;
-    case PIX_FMT_RGB48BE:
-        c  = '6';
-        n  = avctx->width * 6;
-        break;
-    case PIX_FMT_YUV420P:
-        c  = '5';
-        n  = avctx->width;
-        h1 = (h * 3) / 2;
-        break;
-    default:
-        return -1;
-    }
-    snprintf(s->bytestream, s->bytestream_end - s->bytestream,
-             "P%c\n%d %d\n", c, avctx->width, h1);
-    s->bytestream += strlen(s->bytestream);
-    if (avctx->pix_fmt != PIX_FMT_MONOWHITE) {
-        snprintf(s->bytestream, s->bytestream_end - s->bytestream,
-                 "%d\n", (avctx->pix_fmt != PIX_FMT_GRAY16BE && avctx->pix_fmt != PIX_FMT_RGB48BE) ? 255 : 65535);
-        s->bytestream += strlen(s->bytestream);
-    }
-
-    ptr      = p->data[0];
-    linesize = p->linesize[0];
-    for (i = 0; i < h; i++) {
-        memcpy(s->bytestream, ptr, n);
-        s->bytestream += n;
-        ptr           += linesize;
-    }
-
-    if (avctx->pix_fmt == PIX_FMT_YUV420P) {
-        h >>= 1;
-        n >>= 1;
-        ptr1 = p->data[1];
-        ptr2 = p->data[2];
-        for (i = 0; i < h; i++) {
-            memcpy(s->bytestream, ptr1, n);
-            s->bytestream += n;
-            memcpy(s->bytestream, ptr2, n);
-            s->bytestream += n;
-                ptr1 += p->linesize[1];
-                ptr2 += p->linesize[2];
-        }
-    }
-    return s->bytestream - s->bytestream_start;
-}
-
 static int pam_encode_frame(AVCodecContext *avctx, unsigned char *outbuf,
                             int buf_size, void *data)
 {
@@ -195,59 +108,6 @@ static int pam_encode_frame(AVCodecConte
 }
 
 
-#if CONFIG_PGM_ENCODER
-AVCodec pgm_encoder = {
-    "pgm",
-    CODEC_TYPE_VIDEO,
-    CODEC_ID_PGM,
-    sizeof(PNMContext),
-    ff_pnm_init,
-    pnm_encode_frame,
-    .pix_fmts  = (const enum PixelFormat[]){PIX_FMT_GRAY8, PIX_FMT_GRAY16BE, PIX_FMT_NONE},
-    .long_name = NULL_IF_CONFIG_SMALL("PGM (Portable GrayMap) image"),
-};
-#endif
-
-#if CONFIG_PGMYUV_ENCODER
-AVCodec pgmyuv_encoder = {
-    "pgmyuv",
-    CODEC_TYPE_VIDEO,
-    CODEC_ID_PGMYUV,
-    sizeof(PNMContext),
-    ff_pnm_init,
-    pnm_encode_frame,
-    .pix_fmts  = (const enum PixelFormat[]){PIX_FMT_YUV420P, PIX_FMT_NONE},
-    .long_name = NULL_IF_CONFIG_SMALL("PGMYUV (Portable GrayMap YUV) image"),
-};
-#endif
-
-#if CONFIG_PPM_ENCODER
-AVCodec ppm_encoder = {
-    "ppm",
-    CODEC_TYPE_VIDEO,
-    CODEC_ID_PPM,
-    sizeof(PNMContext),
-    ff_pnm_init,
-    pnm_encode_frame,
-    .pix_fmts  = (const enum PixelFormat[]){PIX_FMT_RGB24, PIX_FMT_RGB48BE, PIX_FMT_NONE},
-    .long_name = NULL_IF_CONFIG_SMALL("PPM (Portable PixelMap) image"),
-};
-#endif
-
-#if CONFIG_PBM_ENCODER
-AVCodec pbm_encoder = {
-    "pbm",
-    CODEC_TYPE_VIDEO,
-    CODEC_ID_PBM,
-    sizeof(PNMContext),
-    ff_pnm_init,
-    pnm_encode_frame,
-    .pix_fmts  = (const enum PixelFormat[]){PIX_FMT_MONOWHITE, PIX_FMT_NONE},
-    .long_name = NULL_IF_CONFIG_SMALL("PBM (Portable BitMap) image"),
-};
-#endif
-
-#if CONFIG_PAM_ENCODER
 AVCodec pam_encoder = {
     "pam",
     CODEC_TYPE_VIDEO,
@@ -258,4 +118,3 @@ AVCodec pam_encoder = {
     .pix_fmts  = (const enum PixelFormat[]){PIX_FMT_RGB24, PIX_FMT_RGB32, PIX_FMT_GRAY8, PIX_FMT_MONOWHITE, PIX_FMT_NONE},
     .long_name = NULL_IF_CONFIG_SMALL("PAM (Portable AnyMap) image"),
 };
-#endif

Modified: trunk/libavcodec/pnmenc.c
==============================================================================
--- trunk/libavcodec/pnmenc.c	Wed Oct 28 07:34:00 2009	(r20394)
+++ trunk/libavcodec/pnmenc.c	Wed Oct 28 07:41:58 2009	(r20395)
@@ -111,89 +111,6 @@ static int pnm_encode_frame(AVCodecConte
     return s->bytestream - s->bytestream_start;
 }
 
-static int pam_encode_frame(AVCodecContext *avctx, unsigned char *outbuf,
-                            int buf_size, void *data)
-{
-    PNMContext *s     = avctx->priv_data;
-    AVFrame *pict     = data;
-    AVFrame * const p = (AVFrame*)&s->picture;
-    int i, h, w, n, linesize, depth, maxval;
-    const char *tuple_type;
-    uint8_t *ptr;
-
-    if (buf_size < avpicture_get_size(avctx->pix_fmt, avctx->width, avctx->height) + 200) {
-        av_log(avctx, AV_LOG_ERROR, "encoded frame too large\n");
-        return -1;
-    }
-
-    *p           = *pict;
-    p->pict_type = FF_I_TYPE;
-    p->key_frame = 1;
-
-    s->bytestream_start =
-    s->bytestream       = outbuf;
-    s->bytestream_end   = outbuf+buf_size;
-
-    h = avctx->height;
-    w = avctx->width;
-    switch (avctx->pix_fmt) {
-    case PIX_FMT_MONOWHITE:
-        n          = (w + 7) >> 3;
-        depth      = 1;
-        maxval     = 1;
-        tuple_type = "BLACKANDWHITE";
-        break;
-    case PIX_FMT_GRAY8:
-        n          = w;
-        depth      = 1;
-        maxval     = 255;
-        tuple_type = "GRAYSCALE";
-        break;
-    case PIX_FMT_RGB24:
-        n          = w * 3;
-        depth      = 3;
-        maxval     = 255;
-        tuple_type = "RGB";
-        break;
-    case PIX_FMT_RGB32:
-        n          = w * 4;
-        depth      = 4;
-        maxval     = 255;
-        tuple_type = "RGB_ALPHA";
-        break;
-    default:
-        return -1;
-    }
-    snprintf(s->bytestream, s->bytestream_end - s->bytestream,
-             "P7\nWIDTH %d\nHEIGHT %d\nDEPTH %d\nMAXVAL %d\nTUPLETYPE %s\nENDHDR\n",
-             w, h, depth, maxval, tuple_type);
-    s->bytestream += strlen(s->bytestream);
-
-    ptr      = p->data[0];
-    linesize = p->linesize[0];
-
-    if (avctx->pix_fmt == PIX_FMT_RGB32) {
-        int j;
-        unsigned int v;
-
-        for (i = 0; i < h; i++) {
-            for (j = 0; j < w; j++) {
-                v = ((uint32_t *)ptr)[j];
-                bytestream_put_be24(&s->bytestream, v);
-                *s->bytestream++ = v >> 24;
-            }
-            ptr += linesize;
-        }
-    } else {
-        for (i = 0; i < h; i++) {
-            memcpy(s->bytestream, ptr, n);
-            s->bytestream += n;
-            ptr           += linesize;
-        }
-    }
-    return s->bytestream - s->bytestream_start;
-}
-
 
 #if CONFIG_PGM_ENCODER
 AVCodec pgm_encoder = {
@@ -246,16 +163,3 @@ AVCodec pbm_encoder = {
     .long_name = NULL_IF_CONFIG_SMALL("PBM (Portable BitMap) image"),
 };
 #endif
-
-#if CONFIG_PAM_ENCODER
-AVCodec pam_encoder = {
-    "pam",
-    CODEC_TYPE_VIDEO,
-    CODEC_ID_PAM,
-    sizeof(PNMContext),
-    ff_pnm_init,
-    pam_encode_frame,
-    .pix_fmts  = (const enum PixelFormat[]){PIX_FMT_RGB24, PIX_FMT_RGB32, PIX_FMT_GRAY8, PIX_FMT_MONOWHITE, PIX_FMT_NONE},
-    .long_name = NULL_IF_CONFIG_SMALL("PAM (Portable AnyMap) image"),
-};
-#endif



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