pnm: do not set avctx->coded_frame

Signed-off-by: Paul B Mahol <onemda@gmail.com>

libavcodec/pamenc.c

@@ -25,10 +25,9 @@
 
 
 static int pam_encode_frame(AVCodecContext *avctx, AVPacket *pkt,
-                            const AVFrame *pict, int *got_packet)
+                            const AVFrame *p, int *got_packet)
 {
     PNMContext *s     = avctx->priv_data;
-    AVFrame * const p = &s->picture;
     int i, h, w, n, linesize, depth, maxval, ret;
     const char *tuple_type;
     uint8_t *ptr;
@@ -91,10 +90,6 @@ static int pam_encode_frame(AVCodecContext *avctx, AVPacket *pkt,
     if ((ret = ff_alloc_packet2(avctx, pkt, n*h + 200)) < 0)
         return ret;
 
-    *p           = *pict;
-    p->pict_type = AV_PICTURE_TYPE_I;
-    p->key_frame = 1;
-
     s->bytestream_start =
     s->bytestream       = pkt->data;
     s->bytestream_end   = pkt->data + pkt->size;
@@ -134,7 +129,6 @@ AVCodec ff_pam_encoder = {
     .type           = AVMEDIA_TYPE_VIDEO,
     .id             = AV_CODEC_ID_PAM,
     .priv_data_size = sizeof(PNMContext),
-    .init           = ff_pnm_init,
     .encode2        = pam_encode_frame,
     .pix_fmts       = (const enum AVPixelFormat[]){
         AV_PIX_FMT_RGB24, AV_PIX_FMT_RGBA, AV_PIX_FMT_RGB48BE, AV_PIX_FMT_RGBA64BE, AV_PIX_FMT_GRAY8, AV_PIX_FMT_GRAY8A, AV_PIX_FMT_GRAY16BE, AV_PIX_FMT_MONOBLACK, AV_PIX_FMT_NONE

libavcodec/pnm.c

@@ -196,13 +196,3 @@ int ff_pnm_decode_header(AVCodecContext *avctx, PNMContext * const s)
     }
     return 0;
 }
-
-av_cold int ff_pnm_init(AVCodecContext *avctx)
-{
-    PNMContext *s = avctx->priv_data;
-
-    avcodec_get_frame_defaults(&s->picture);
-    avctx->coded_frame = &s->picture;
-
-    return 0;
-}

libavcodec/pnm.h

@@ -28,12 +28,10 @@ typedef struct PNMContext {
     uint8_t *bytestream;
     uint8_t *bytestream_start;
     uint8_t *bytestream_end;
-    AVFrame picture;
     int maxval;                 ///< maximum value of a pixel
     int type;
 } PNMContext;
 
 int ff_pnm_decode_header(AVCodecContext *avctx, PNMContext * const s);
-int ff_pnm_init(AVCodecContext *avctx);
 
 #endif /* AVCODEC_PNM_H */

libavcodec/pnmenc.c

@@ -26,10 +26,9 @@
 
 
 static int pnm_encode_frame(AVCodecContext *avctx, AVPacket *pkt,
-                            const AVFrame *pict, int *got_packet)
+                            const AVFrame *p, int *got_packet)
 {
     PNMContext *s     = avctx->priv_data;
-    AVFrame * const p = &s->picture;
     int i, h, h1, c, n, linesize, ret;
     uint8_t *ptr, *ptr1, *ptr2;
 
@@ -38,10 +37,6 @@ static int pnm_encode_frame(AVCodecContext *avctx, AVPacket *pkt,
                                                        avctx->height) + 200)) < 0)
         return ret;
 
-    *p           = *pict;
-    p->pict_type = AV_PICTURE_TYPE_I;
-    p->key_frame = 1;
-
     s->bytestream_start =
     s->bytestream       = pkt->data;
     s->bytestream_end   = pkt->data + pkt->size;
@@ -132,7 +127,6 @@ AVCodec ff_pgm_encoder = {
     .type           = AVMEDIA_TYPE_VIDEO,
     .id             = AV_CODEC_ID_PGM,
     .priv_data_size = sizeof(PNMContext),
-    .init           = ff_pnm_init,
     .encode2        = pnm_encode_frame,
     .pix_fmts       = (const enum AVPixelFormat[]){
         AV_PIX_FMT_GRAY8, AV_PIX_FMT_GRAY16BE, AV_PIX_FMT_NONE
@@ -147,7 +141,6 @@ AVCodec ff_pgmyuv_encoder = {
     .type           = AVMEDIA_TYPE_VIDEO,
     .id             = AV_CODEC_ID_PGMYUV,
     .priv_data_size = sizeof(PNMContext),
-    .init           = ff_pnm_init,
     .encode2        = pnm_encode_frame,
     .pix_fmts       = (const enum AVPixelFormat[]){
         AV_PIX_FMT_YUV420P, AV_PIX_FMT_YUV420P16BE, AV_PIX_FMT_NONE
@@ -162,7 +155,6 @@ AVCodec ff_ppm_encoder = {
     .type           = AVMEDIA_TYPE_VIDEO,
     .id             = AV_CODEC_ID_PPM,
     .priv_data_size = sizeof(PNMContext),
-    .init           = ff_pnm_init,
     .encode2        = pnm_encode_frame,
     .pix_fmts       = (const enum AVPixelFormat[]){
         AV_PIX_FMT_RGB24, AV_PIX_FMT_RGB48BE, AV_PIX_FMT_NONE
@@ -177,7 +169,6 @@ AVCodec ff_pbm_encoder = {
     .type           = AVMEDIA_TYPE_VIDEO,
     .id             = AV_CODEC_ID_PBM,
     .priv_data_size = sizeof(PNMContext),
-    .init           = ff_pnm_init,
     .encode2        = pnm_encode_frame,
     .pix_fmts       = (const enum AVPixelFormat[]){ AV_PIX_FMT_MONOWHITE,
                                                   AV_PIX_FMT_NONE },