X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libavcodec%2Futils.c;h=744e0ada874b485c26e1decf8125572fdf5cfa01;hb=32a128522ad392d2bca67165fda1d2fe30262189;hp=902951137cc86dcb5f4a70b3b7974895044bf4e0;hpb=25cbc8b46e1d4d17c4725b52bcb5cec4d832f894;p=ffmpeg diff --git a/libavcodec/utils.c b/libavcodec/utils.c index 902951137cc..744e0ada874 100644 --- a/libavcodec/utils.c +++ b/libavcodec/utils.c @@ -3,20 +3,20 @@ * Copyright (c) 2001 Fabrice Bellard * Copyright (c) 2002-2004 Michael Niedermayer * - * This file is part of FFmpeg. + * This file is part of Libav. * - * FFmpeg is free software; you can redistribute it and/or + * Libav is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * - * FFmpeg is distributed in the hope that it will be useful, + * Libav 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 * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public - * License along with FFmpeg; if not, write to the Free Software + * License along with Libav; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ @@ -29,10 +29,14 @@ #include "libavutil/integer.h" #include "libavutil/crc.h" #include "libavutil/pixdesc.h" +#include "libavutil/audioconvert.h" +#include "libavutil/imgutils.h" +#include "libavutil/samplefmt.h" #include "avcodec.h" #include "dsputil.h" -#include "opt.h" +#include "libavutil/opt.h" #include "imgconvert.h" +#include "thread.h" #include "audioconvert.h" #include "internal.h" #include @@ -41,32 +45,35 @@ #include static int volatile entangled_thread_counter=0; -int (*ff_lockmgr_cb)(void **mutex, enum AVLockOp op); +static int (*ff_lockmgr_cb)(void **mutex, enum AVLockOp op); static void *codec_mutex; -void *av_fast_realloc(void *ptr, unsigned int *size, unsigned int min_size) +void *av_fast_realloc(void *ptr, unsigned int *size, size_t min_size) { if(min_size < *size) return ptr; - *size= FFMAX(17*min_size/16 + 32, min_size); + min_size= FFMAX(17*min_size/16 + 32, min_size); - ptr= av_realloc(ptr, *size); + ptr= av_realloc(ptr, min_size); if(!ptr) //we could set this to the unmodified min_size but this is safer if the user lost the ptr and uses NULL now - *size= 0; + min_size= 0; + + *size= min_size; return ptr; } -void av_fast_malloc(void *ptr, unsigned int *size, unsigned int min_size) +void av_fast_malloc(void *ptr, unsigned int *size, size_t min_size) { void **p = ptr; if (min_size < *size) return; - *size= FFMAX(17*min_size/16 + 32, min_size); + min_size= FFMAX(17*min_size/16 + 32, min_size); av_free(*p); - *p = av_malloc(*size); - if (!*p) *size = 0; + *p = av_malloc(min_size); + if (!*p) min_size = 0; + *size= min_size; } /* encoder management */ @@ -87,13 +94,6 @@ void avcodec_register(AVCodec *codec) codec->next = NULL; } -#if LIBAVCODEC_VERSION_MAJOR < 53 -void register_avcodec(AVCodec *codec) -{ - avcodec_register(codec); -} -#endif - unsigned avcodec_get_edge_width(void) { return EDGE_WIDTH; @@ -138,7 +138,7 @@ void avcodec_align_dimensions2(AVCodecContext *s, int *width, int *height, int l case PIX_FMT_YUVA420P: w_align= 16; //FIXME check for non mpeg style codecs and use less alignment h_align= 16; - if(s->codec_id == CODEC_ID_MPEG2VIDEO || s->codec_id == CODEC_ID_MJPEG || s->codec_id == CODEC_ID_AMV || s->codec_id == CODEC_ID_THP) + if(s->codec_id == CODEC_ID_MPEG2VIDEO || s->codec_id == CODEC_ID_MJPEG || s->codec_id == CODEC_ID_AMV || s->codec_id == CODEC_ID_THP || s->codec_id == CODEC_ID_H264) h_align= 32; // interlaced is rounded up to 2 MBs break; case PIX_FMT_YUV411P: @@ -178,8 +178,9 @@ void avcodec_align_dimensions2(AVCodecContext *s, int *width, int *height, int l *width = FFALIGN(*width , w_align); *height= FFALIGN(*height, h_align); - if(s->codec_id == CODEC_ID_H264) + if(s->codec_id == CODEC_ID_H264 || s->lowres) *height+=2; // some of the optimized chroma MC reads one line too much + // which is also done in mpeg decoders with lowres > 0 linesize_align[0] = linesize_align[1] = @@ -212,14 +213,6 @@ void avcodec_align_dimensions(AVCodecContext *s, int *width, int *height){ *width=FFALIGN(*width, align); } -int avcodec_check_dimensions(void *av_log_ctx, unsigned int w, unsigned int h){ - if((int)w>0 && (int)h>0 && (w+128)*(uint64_t)(h+128) < INT_MAX/8) - return 0; - - av_log(av_log_ctx, AV_LOG_ERROR, "picture size invalid (%ux%u)\n", w, h); - return AVERROR(EINVAL); -} - int avcodec_default_get_buffer(AVCodecContext *s, AVFrame *pic){ int i; int w= s->width; @@ -236,7 +229,7 @@ int avcodec_default_get_buffer(AVCodecContext *s, AVFrame *pic){ return -1; } - if(avcodec_check_dimensions(s,w,h)) + if(av_image_check_size(w, h, 0, s)) return -1; if(s->internal_buffer==NULL){ @@ -255,6 +248,11 @@ int avcodec_default_get_buffer(AVCodecContext *s, AVFrame *pic){ (*picture_number)++; if(buf->base[0] && (buf->width != w || buf->height != h || buf->pix_fmt != s->pix_fmt)){ + if(s->active_thread_type&FF_THREAD_FRAME) { + av_log_missing_feature(s, "Width/height changing with frame threads is", 0); + return -1; + } + for(i=0; i<4; i++){ av_freep(&buf->base[i]); buf->data[i]= NULL; @@ -284,7 +282,7 @@ int avcodec_default_get_buffer(AVCodecContext *s, AVFrame *pic){ do { // NOTE: do not align linesizes individually, this breaks e.g. assumptions // that linesize[0] == 2*linesize[1] in the MPEG-encoder for 4:2:2 - ff_fill_linesize(&picture, s->pix_fmt, w); + av_image_fill_linesizes(picture.linesize, s->pix_fmt, w); // increase alignment of w for next try (rhs gives the lowest bit set in w) w += w & ~(w-1); @@ -294,7 +292,7 @@ int avcodec_default_get_buffer(AVCodecContext *s, AVFrame *pic){ } } while (unaligned); - tmpsize = ff_fill_pointer(&picture, NULL, s->pix_fmt, h); + tmpsize = av_image_fill_pointers(picture.data, s->pix_fmt, h, NULL, picture.linesize); if (tmpsize < 0) return -1; @@ -323,7 +321,7 @@ int avcodec_default_get_buffer(AVCodecContext *s, AVFrame *pic){ buf->data[i] = buf->base[i] + FFALIGN((buf->linesize[i]*EDGE_WIDTH>>v_shift) + (EDGE_WIDTH>>h_shift), stride_align[i]); } if(size[1] && !size[2]) - ff_set_systematic_pal((uint32_t*)buf->data[1], s->pix_fmt); + ff_set_systematic_pal2((uint32_t*)buf->data[1], s->pix_fmt); buf->width = s->width; buf->height = s->height; buf->pix_fmt= s->pix_fmt; @@ -338,6 +336,8 @@ int avcodec_default_get_buffer(AVCodecContext *s, AVFrame *pic){ } s->internal_buffer_count++; + if(s->pkt) pic->pkt_pts= s->pkt->pts; + else pic->pkt_pts= AV_NOPTS_VALUE; pic->reordered_opaque= s->reordered_opaque; if(s->debug&FF_DEBUG_BUFFERS) @@ -388,6 +388,8 @@ int avcodec_default_reget_buffer(AVCodecContext *s, AVFrame *pic){ /* If internal buffer type return the same buffer */ if(pic->type == FF_BUFFER_TYPE_INTERNAL) { + if(s->pkt) pic->pkt_pts= s->pkt->pts; + else pic->pkt_pts= AV_NOPTS_VALUE; pic->reordered_opaque= s->reordered_opaque; return 0; } @@ -454,7 +456,7 @@ AVFrame *avcodec_alloc_frame(void){ int attribute_align_arg avcodec_open(AVCodecContext *avctx, AVCodec *codec) { - int ret= -1; + int ret = 0; /* If there is a user-supplied mutex locking routine, call it. */ if (ff_lockmgr_cb) { @@ -465,18 +467,27 @@ int attribute_align_arg avcodec_open(AVCodecContext *avctx, AVCodec *codec) entangled_thread_counter++; if(entangled_thread_counter != 1){ av_log(avctx, AV_LOG_ERROR, "insufficient thread locking around avcodec_open/close()\n"); + ret = -1; goto end; } - if(avctx->codec || !codec) + if(avctx->codec || !codec) { + ret = AVERROR(EINVAL); goto end; + } if (codec->priv_data_size > 0) { + if(!avctx->priv_data){ avctx->priv_data = av_mallocz(codec->priv_data_size); if (!avctx->priv_data) { ret = AVERROR(ENOMEM); goto end; } + if(codec->priv_class){ //this can be droped once all user apps use avcodec_get_context_defaults3() + *(AVClass**)avctx->priv_data= codec->priv_class; + av_opt_set_defaults(avctx->priv_data); + } + } } else { avctx->priv_data = NULL; } @@ -486,10 +497,20 @@ int attribute_align_arg avcodec_open(AVCodecContext *avctx, AVCodec *codec) else if(avctx->width && avctx->height) avcodec_set_dimensions(avctx, avctx->width, avctx->height); + if ((avctx->coded_width || avctx->coded_height || avctx->width || avctx->height) + && ( av_image_check_size(avctx->coded_width, avctx->coded_height, 0, avctx) < 0 + || av_image_check_size(avctx->width, avctx->height, 0, avctx) < 0)) { + av_log(avctx, AV_LOG_WARNING, "ignoring invalid width/height values\n"); + avcodec_set_dimensions(avctx, 0, 0); + } + + /* if the decoder init function was already called previously, + free the already allocated subtitle_header before overwriting it */ + if (codec->decode) + av_freep(&avctx->subtitle_header); + #define SANE_NB_CHANNELS 128U - if (((avctx->coded_width || avctx->coded_height) - && avcodec_check_dimensions(avctx, avctx->coded_width, avctx->coded_height)) - || avctx->channels > SANE_NB_CHANNELS) { + if (avctx->channels > SANE_NB_CHANNELS) { ret = AVERROR(EINVAL); goto free_and_end; } @@ -500,18 +521,45 @@ int attribute_align_arg avcodec_open(AVCodecContext *avctx, AVCodec *codec) avctx->codec_type = codec->type; avctx->codec_id = codec->id; } - if(avctx->codec_id != codec->id || avctx->codec_type != codec->type){ + if (avctx->codec_id != codec->id || (avctx->codec_type != codec->type + && avctx->codec_type != AVMEDIA_TYPE_ATTACHMENT)) { av_log(avctx, AV_LOG_ERROR, "codec type or id mismatches\n"); + ret = AVERROR(EINVAL); goto free_and_end; } avctx->frame_number = 0; - if(avctx->codec->init){ + + if (HAVE_THREADS && !avctx->thread_opaque) { + ret = ff_thread_init(avctx); + if (ret < 0) { + goto free_and_end; + } + } + + if (avctx->codec->max_lowres < avctx->lowres) { + av_log(avctx, AV_LOG_ERROR, "The maximum value for lowres supported by the decoder is %d\n", + avctx->codec->max_lowres); + ret = AVERROR(EINVAL); + goto free_and_end; + } + if (avctx->codec->sample_fmts && avctx->codec->encode) { + int i; + for (i = 0; avctx->codec->sample_fmts[i] != AV_SAMPLE_FMT_NONE; i++) + if (avctx->sample_fmt == avctx->codec->sample_fmts[i]) + break; + if (avctx->codec->sample_fmts[i] == AV_SAMPLE_FMT_NONE) { + av_log(avctx, AV_LOG_ERROR, "Specified sample_fmt is not supported.\n"); + ret = AVERROR(EINVAL); + goto free_and_end; + } + } + + if(avctx->codec->init && !(avctx->active_thread_type&FF_THREAD_FRAME)){ ret = avctx->codec->init(avctx); if (ret < 0) { goto free_and_end; } } - ret=0; end: entangled_thread_counter--; @@ -548,7 +596,7 @@ int attribute_align_arg avcodec_encode_video(AVCodecContext *avctx, uint8_t *buf av_log(avctx, AV_LOG_ERROR, "buffer smaller than minimum size\n"); return -1; } - if(avcodec_check_dimensions(avctx,avctx->width,avctx->height)) + if(av_image_check_size(avctx->width, avctx->height, 0, avctx)) return -1; if((avctx->codec->capabilities & CODEC_CAP_DELAY) || pict){ int ret = avctx->codec->encode(avctx, buf, buf_size, pict); @@ -575,22 +623,6 @@ int avcodec_encode_subtitle(AVCodecContext *avctx, uint8_t *buf, int buf_size, return ret; } -#if LIBAVCODEC_VERSION_MAJOR < 53 -int attribute_align_arg avcodec_decode_video(AVCodecContext *avctx, AVFrame *picture, - int *got_picture_ptr, - const uint8_t *buf, int buf_size) -{ - AVPacket avpkt; - av_init_packet(&avpkt); - avpkt.data = buf; - avpkt.size = buf_size; - // HACK for CorePNG to decode as normal PNG by default - avpkt.flags = AV_PKT_FLAG_KEY; - - return avcodec_decode_video2(avctx, picture, got_picture_ptr, &avpkt); -} -#endif - int attribute_align_arg avcodec_decode_video2(AVCodecContext *avctx, AVFrame *picture, int *got_picture_ptr, AVPacket *avpkt) @@ -598,11 +630,20 @@ int attribute_align_arg avcodec_decode_video2(AVCodecContext *avctx, AVFrame *pi int ret; *got_picture_ptr= 0; - if((avctx->coded_width||avctx->coded_height) && avcodec_check_dimensions(avctx,avctx->coded_width,avctx->coded_height)) + if((avctx->coded_width||avctx->coded_height) && av_image_check_size(avctx->coded_width, avctx->coded_height, 0, avctx)) return -1; - if((avctx->codec->capabilities & CODEC_CAP_DELAY) || avpkt->size){ - ret = avctx->codec->decode(avctx, picture, got_picture_ptr, - avpkt); + + avctx->pkt = avpkt; + + if((avctx->codec->capabilities & CODEC_CAP_DELAY) || avpkt->size || (avctx->active_thread_type&FF_THREAD_FRAME)){ + if (HAVE_PTHREADS && avctx->active_thread_type&FF_THREAD_FRAME) + ret = ff_thread_decode_frame(avctx, picture, got_picture_ptr, + avpkt); + else { + ret = avctx->codec->decode(avctx, picture, got_picture_ptr, + avpkt); + picture->pkt_dts= avpkt->dts; + } emms_c(); //needed to avoid an emms_c() call before every return; @@ -614,26 +655,14 @@ int attribute_align_arg avcodec_decode_video2(AVCodecContext *avctx, AVFrame *pi return ret; } -#if LIBAVCODEC_VERSION_MAJOR < 53 -int attribute_align_arg avcodec_decode_audio2(AVCodecContext *avctx, int16_t *samples, - int *frame_size_ptr, - const uint8_t *buf, int buf_size) -{ - AVPacket avpkt; - av_init_packet(&avpkt); - avpkt.data = buf; - avpkt.size = buf_size; - - return avcodec_decode_audio3(avctx, samples, frame_size_ptr, &avpkt); -} -#endif - int attribute_align_arg avcodec_decode_audio3(AVCodecContext *avctx, int16_t *samples, int *frame_size_ptr, AVPacket *avpkt) { int ret; + avctx->pkt = avpkt; + if((avctx->codec->capabilities & CODEC_CAP_DELAY) || avpkt->size){ //FIXME remove the check below _after_ ensuring that all audio check that the available space is enough if(*frame_size_ptr < AVCODEC_MAX_AUDIO_FRAME_SIZE){ @@ -655,26 +684,13 @@ int attribute_align_arg avcodec_decode_audio3(AVCodecContext *avctx, int16_t *sa return ret; } -#if LIBAVCODEC_VERSION_MAJOR < 53 -int avcodec_decode_subtitle(AVCodecContext *avctx, AVSubtitle *sub, - int *got_sub_ptr, - const uint8_t *buf, int buf_size) -{ - AVPacket avpkt; - av_init_packet(&avpkt); - avpkt.data = buf; - avpkt.size = buf_size; - - return avcodec_decode_subtitle2(avctx, sub, got_sub_ptr, &avpkt); -} -#endif - int avcodec_decode_subtitle2(AVCodecContext *avctx, AVSubtitle *sub, int *got_sub_ptr, AVPacket *avpkt) { int ret; + avctx->pkt = avpkt; *got_sub_ptr = 0; ret = avctx->codec->decode(avctx, sub, got_sub_ptr, avpkt); if (*got_sub_ptr) @@ -682,6 +698,26 @@ int avcodec_decode_subtitle2(AVCodecContext *avctx, AVSubtitle *sub, return ret; } +void avsubtitle_free(AVSubtitle *sub) +{ + int i; + + for (i = 0; i < sub->num_rects; i++) + { + av_freep(&sub->rects[i]->pict.data[0]); + av_freep(&sub->rects[i]->pict.data[1]); + av_freep(&sub->rects[i]->pict.data[2]); + av_freep(&sub->rects[i]->pict.data[3]); + av_freep(&sub->rects[i]->text); + av_freep(&sub->rects[i]->ass); + av_freep(&sub->rects[i]); + } + + av_freep(&sub->rects); + + memset(sub, 0, sizeof(AVSubtitle)); +} + av_cold int avcodec_close(AVCodecContext *avctx) { /* If there is a user-supplied mutex locking routine, call it. */ @@ -698,7 +734,7 @@ av_cold int avcodec_close(AVCodecContext *avctx) } if (HAVE_THREADS && avctx->thread_opaque) - avcodec_thread_free(avctx); + ff_thread_free(avctx); if (avctx->codec && avctx->codec->close) avctx->codec->close(avctx); avcodec_default_free_buffers(avctx); @@ -707,6 +743,7 @@ av_cold int avcodec_close(AVCodecContext *avctx) if(avctx->codec && avctx->codec->encode) av_freep(&avctx->extradata); avctx->codec = NULL; + avctx->active_thread_type = 0; entangled_thread_counter--; /* Release any user-supplied mutex. */ @@ -813,6 +850,7 @@ size_t av_get_codec_tag_string(char *buf, size_t buf_size, unsigned int codec_ta void avcodec_string(char *buf, int buf_size, AVCodecContext *enc, int encode) { const char *codec_name; + const char *profile = NULL; AVCodec *p; char buf1[32]; int bitrate; @@ -825,6 +863,7 @@ void avcodec_string(char *buf, int buf_size, AVCodecContext *enc, int encode) if (p) { codec_name = p->name; + profile = av_get_profile_name(p, enc->profile); } else if (enc->codec_id == CODEC_ID_MPEG2TS) { /* fake mpeg2 transport stream codec (currently not registered) */ @@ -844,6 +883,9 @@ void avcodec_string(char *buf, int buf_size, AVCodecContext *enc, int encode) snprintf(buf, buf_size, "Video: %s%s", codec_name, enc->mb_decision ? " (hq)" : ""); + if (profile) + snprintf(buf + strlen(buf), buf_size - strlen(buf), + " (%s)", profile); if (enc->pix_fmt != PIX_FMT_NONE) { snprintf(buf + strlen(buf), buf_size - strlen(buf), ", %s", @@ -879,15 +921,18 @@ void avcodec_string(char *buf, int buf_size, AVCodecContext *enc, int encode) snprintf(buf, buf_size, "Audio: %s", codec_name); + if (profile) + snprintf(buf + strlen(buf), buf_size - strlen(buf), + " (%s)", profile); if (enc->sample_rate) { snprintf(buf + strlen(buf), buf_size - strlen(buf), ", %d Hz", enc->sample_rate); } av_strlcat(buf, ", ", buf_size); - avcodec_get_channel_layout_string(buf + strlen(buf), buf_size - strlen(buf), enc->channels, enc->channel_layout); - if (enc->sample_fmt != SAMPLE_FMT_NONE) { + av_get_channel_layout_string(buf + strlen(buf), buf_size - strlen(buf), enc->channels, enc->channel_layout); + if (enc->sample_fmt != AV_SAMPLE_FMT_NONE) { snprintf(buf + strlen(buf), buf_size - strlen(buf), - ", %s", avcodec_get_sample_fmt_name(enc->sample_fmt)); + ", %s", av_get_sample_fmt_name(enc->sample_fmt)); } break; case AVMEDIA_TYPE_DATA: @@ -918,6 +963,19 @@ void avcodec_string(char *buf, int buf_size, AVCodecContext *enc, int encode) } } +const char *av_get_profile_name(const AVCodec *codec, int profile) +{ + const AVProfile *p; + if (profile == FF_PROFILE_UNKNOWN || !codec->profiles) + return NULL; + + for (p = codec->profiles; p->profile != FF_PROFILE_UNKNOWN; p++) + if (p->profile == profile) + return p->name; + + return NULL; +} + unsigned avcodec_version( void ) { return LIBAVCODEC_VERSION_INT; @@ -925,13 +983,13 @@ unsigned avcodec_version( void ) const char *avcodec_configuration(void) { - return FFMPEG_CONFIGURATION; + return LIBAV_CONFIGURATION; } const char *avcodec_license(void) { #define LICENSE_PREFIX "libavcodec license: " - return LICENSE_PREFIX FFMPEG_LICENSE + sizeof(LICENSE_PREFIX) - 1; + return LICENSE_PREFIX LIBAV_LICENSE + sizeof(LICENSE_PREFIX) - 1; } void avcodec_init(void) @@ -947,6 +1005,8 @@ void avcodec_init(void) void avcodec_flush_buffers(AVCodecContext *avctx) { + if(HAVE_PTHREADS && avctx->active_thread_type&FF_THREAD_FRAME) + ff_thread_flush(avctx); if(avctx->codec->flush) avctx->codec->flush(avctx); } @@ -995,6 +1055,7 @@ int av_get_bits_per_sample(enum CodecID codec_id){ case CODEC_ID_ADPCM_MS: case CODEC_ID_ADPCM_YAMAHA: return 4; + case CODEC_ID_ADPCM_G722: case CODEC_ID_PCM_ALAW: case CODEC_ID_PCM_MULAW: case CODEC_ID_PCM_S8: @@ -1028,25 +1089,14 @@ int av_get_bits_per_sample(enum CodecID codec_id){ } } -int av_get_bits_per_sample_format(enum SampleFormat sample_fmt) { - switch (sample_fmt) { - case SAMPLE_FMT_U8: - return 8; - case SAMPLE_FMT_S16: - return 16; - case SAMPLE_FMT_S32: - case SAMPLE_FMT_FLT: - return 32; - case SAMPLE_FMT_DBL: - return 64; - default: - return 0; - } +#if FF_API_OLD_SAMPLE_FMT +int av_get_bits_per_sample_format(enum AVSampleFormat sample_fmt) { + return av_get_bits_per_sample_fmt(sample_fmt); } +#endif #if !HAVE_THREADS -int avcodec_thread_init(AVCodecContext *s, int thread_count){ - s->thread_count = thread_count; +int ff_thread_init(AVCodecContext *s){ return -1; } #endif @@ -1065,133 +1115,6 @@ unsigned int av_xiphlacing(unsigned char *s, unsigned int v) return n; } -typedef struct { - const char *abbr; - int width, height; -} VideoFrameSizeAbbr; - -typedef struct { - const char *abbr; - int rate_num, rate_den; -} VideoFrameRateAbbr; - -static const VideoFrameSizeAbbr video_frame_size_abbrs[] = { - { "ntsc", 720, 480 }, - { "pal", 720, 576 }, - { "qntsc", 352, 240 }, /* VCD compliant NTSC */ - { "qpal", 352, 288 }, /* VCD compliant PAL */ - { "sntsc", 640, 480 }, /* square pixel NTSC */ - { "spal", 768, 576 }, /* square pixel PAL */ - { "film", 352, 240 }, - { "ntsc-film", 352, 240 }, - { "sqcif", 128, 96 }, - { "qcif", 176, 144 }, - { "cif", 352, 288 }, - { "4cif", 704, 576 }, - { "16cif", 1408,1152 }, - { "qqvga", 160, 120 }, - { "qvga", 320, 240 }, - { "vga", 640, 480 }, - { "svga", 800, 600 }, - { "xga", 1024, 768 }, - { "uxga", 1600,1200 }, - { "qxga", 2048,1536 }, - { "sxga", 1280,1024 }, - { "qsxga", 2560,2048 }, - { "hsxga", 5120,4096 }, - { "wvga", 852, 480 }, - { "wxga", 1366, 768 }, - { "wsxga", 1600,1024 }, - { "wuxga", 1920,1200 }, - { "woxga", 2560,1600 }, - { "wqsxga", 3200,2048 }, - { "wquxga", 3840,2400 }, - { "whsxga", 6400,4096 }, - { "whuxga", 7680,4800 }, - { "cga", 320, 200 }, - { "ega", 640, 350 }, - { "hd480", 852, 480 }, - { "hd720", 1280, 720 }, - { "hd1080", 1920,1080 }, -}; - -static const VideoFrameRateAbbr video_frame_rate_abbrs[]= { - { "ntsc", 30000, 1001 }, - { "pal", 25, 1 }, - { "qntsc", 30000, 1001 }, /* VCD compliant NTSC */ - { "qpal", 25, 1 }, /* VCD compliant PAL */ - { "sntsc", 30000, 1001 }, /* square pixel NTSC */ - { "spal", 25, 1 }, /* square pixel PAL */ - { "film", 24, 1 }, - { "ntsc-film", 24000, 1001 }, -}; - -int av_parse_video_frame_size(int *width_ptr, int *height_ptr, const char *str) -{ - int i; - int n = FF_ARRAY_ELEMS(video_frame_size_abbrs); - char *p; - int frame_width = 0, frame_height = 0; - - for(i=0;inum = video_frame_rate_abbrs[i].rate_num; - frame_rate->den = video_frame_rate_abbrs[i].rate_den; - return 0; - } - - /* Then, we try to parse it as fraction */ - cp = strchr(arg, '/'); - if (!cp) - cp = strchr(arg, ':'); - if (cp) { - char* cpp; - frame_rate->num = strtol(arg, &cpp, 10); - if (cpp != arg || cpp == cp) - frame_rate->den = strtol(cp+1, &cpp, 10); - else - frame_rate->num = 0; - } - else { - /* Finally we give up and parse it as double */ - AVRational time_base = av_d2q(strtod(arg, 0), 1001000); - frame_rate->den = time_base.den; - frame_rate->num = time_base.num; - } - if (!frame_rate->num || !frame_rate->den) - return -1; - else - return 0; -} - int ff_match_2uint16(const uint16_t (*tab)[2], int size, int a, int b){ int i; for(i=0; i>16)&0xFF)<<16) + (toupper((x>>24)&0xFF)<<24); } + +#if !HAVE_PTHREADS + +int ff_thread_get_buffer(AVCodecContext *avctx, AVFrame *f) +{ + f->owner = avctx; + return avctx->get_buffer(avctx, f); +} + +void ff_thread_release_buffer(AVCodecContext *avctx, AVFrame *f) +{ + f->owner->release_buffer(f->owner, f); +} + +void ff_thread_finish_setup(AVCodecContext *avctx) +{ +} + +void ff_thread_report_progress(AVFrame *f, int progress, int field) +{ +} + +void ff_thread_await_progress(AVFrame *f, int progress, int field) +{ +} + +#endif + +#if FF_API_THREAD_INIT +int avcodec_thread_init(AVCodecContext *s, int thread_count) +{ + s->thread_count = thread_count; + return ff_thread_init(s); +} +#endif